Latest air pre heater spares Tenders | Government air pre heater spares Tenders

CTN :44356948

28 Mar, 2026 NA

Visakhapatnam - Andhra Pradesh

Tender For supply of 25vknc004boq d d - heating element 5kw,440v,each (iner & outer), fuse link hrc 'ee' make 16 amp, fuse base nsh32 16a hrc link, heating element 3kw for water boiler, hot plate 5kw/415v heating element(2 elements per set), oven element 2000w / 415v, transformer, control / indicator fuse, control circuit transformer -415v/240v/150va, geyser 25ltr, 1kw/3ph/380v/3 wire/50hz ac drgno.6456a/6af, temp control thermostat 25-85d c-280mm long (100l geyser), steam gasket, heating element (25l geyser ), heating element )100l geyser), hot plate heating element 3kw/415v set of 2 elements, hot plate element 2.5kw 415v ac each 1250w/415v, on/off switch, load fuse, step down transformer, control fuse, 3 heat switch, heating element complete base plate 9 kw/415v/3ph/3 wire h/e, hot plate element 3 kw/415 volt each 1500/415v (1set=2 nos), bus bar porcelain, isolating switch 25a 3 pole rotary type, contactor 12a with 415v coil bch make, heating element 6.5 kw, transformer 415/220v 100va, switch 3-heat control cooking range no 1, hot plate 24x12" 5 kw / 440v complete with element, oven thermostat with knob range 50-300 degree cen, deep fat fryer with inbuilt control panel 5kw 127v 3 phase, hot plate c.i610 x 305x 25mm 5kw/440v complete assemble, heating element 3kw/230v for deep fat frayer make 'spherhot', hote plate element, control circuit transformer, 12 k w heating element, supply lines fuses, control lines fuses, lid handle, safety temp limiteter 80 deg cent, safety temp limiteter 80 deg cent, control circuit switch, temp. indicator/controller, hot plate elements 2.5kw/380v for 12"x12"hot platent, mcb 20a/415v, safety thermostat locked at 195deg c (50-300 deg c 'ego'), supply line fuse hrc fuse link 20amps. 415v ns/20, hot plate elements, 3 heat control switch-hot plate type:srpm-139c, mcb 6a/415v, serving counter 9 kw, galley cooking 6kw/415v/3ph/3wire with control panel, heating element each 1 kw total 2kw/440v for deep fat fryer, switch heat 3, fuse link 25a hrc

CTN :44380534

28 Mar, 2026 NA

Meerut - Uttar Pradesh

Tender For expression of interest for procurement of spares of hrv av-15 crane - oil seal 48x65x12, pin fastening strip, metal hose clip, oil seal 60x90x13, stn 029401.0, doubled links chain 08b-2, oil sealing 80x110x13, stn 02 9401.1, screw m12x100, stn 021101.10, nut m8, stn 021401.55, screw m20x100, stn 021403.55, limit switch, packing, wedge flat upper window, wedge front window, left hand wedge front window, visor adjustable/adjustable screen, split pin 2x16, stn 021781.05, switching unit 101 000 011 001, motohours counter bg4037, relay box, cable, cable s51-s52, ring 25x21, jib lifting cyl (lh), cyl of jib telescope, control block (return valve controlled), relays cover case rzp 0.24a, fan d 80 od 500326, hose 25-35, transmission shaft, set of seals consisting of following 43 items, hinge 100mm, oil seal 35x56x12, bearing 6204, bearing 6206, carrier, pin fastening strip, ring 0100x5,csn 02 9281.2, screw m8x18, oil sealing 60x80x13, 3110 109954, bearing 6007 2 rs, eye screw, ring 20x24, stn 029310.2, wedge of drum, screw m12x45, stn 021103.55, screw m8x28, rope, hook (vc 500319), screw m10x354, stn 021101.25, compensating washer, metal hose clip, hose 722101010-630, pin 8x25x20, stn 22119503, packing ring 13x17, stn 029310.2, spring, filtering insert, screw m3x8, stn 21151.25, vku 330,4, flanged part of plug-in connect, flanged part of plug-in connect, screw m6x30, stn 021103.25, sight glass, pass valve, pressure hose, pressure hose, screw m6x25, wedge, mirror 390792000, swinging wiper d 60.24v, split pin 5x45, stn 021781.05, indication lamp green, push button switch 24v-10a od 500300, hollow rivet, diodes plate, tail light, foot actuate switch 02-9431-022, contactor km 50 d, rempo 84502 washer, cable, split pin 8x112, stn 021781.05, socket, resistance pressure sansor vsr-250, screw m12x60, jib lifting cyl (rh), screw m8x35, thermostate- od 500326, rubber hose, cover, carbon shaft, ring 25x2 , stn 029281.2, securing screw, securing ring, sealing ring 24x32x2, stn 029381.40, split pin 32x26, hose 722161010-650, clip 9, cable s8, ring (70x79)12x18, stn 02 9310.7 (1112239), inner lamella, screw m8x18, bearing 6202, screw m12x20, stn 021103.55, screw m10x20, stn 021183.25, washer 6.4, stn 021740.05, limit switch do 500339, outer lamella, inner lamella, spring, ring, 208-180-832, screw m6x16, stn 021143.55, screw m6x20, stn 021151.25, dog clutch, screw m4x6, split pin 6.3x50, stn 021781.05, trailer breaker valve, screw m10x35, stn 021103.55, pressure hose, metal hose clip 3, cable, one way valve dn6, screw m6x14, clearing element, flanged part of joint, flanged part of connection, packing, cable part of plug-in connection, baco cam switch, washer 5, stn 02 1702.05, rubber cap, screw m4x10, connecting head for control string, connecting head with catch, pressure hose, 153191, suction filter fs32av30p10n1, packing, pin 12x80x70, glass rear window, upper window packing, glass sheet upper window, front window gasket right, front window gasket left, glass sheet front window, screw m4x8, csn 021151.25, wiper arm, screw m8x40, screw m5x30, lock insert adjusted design, res pressure indicator, motohours counter, temp indicator, lamp, flanged part of plug-in joint sr32b12s3, flanged part of plug-in joint sr32b12g3, electro magnetic horn water light tu4-216-64-78, screw m4x10, fan heating, screw m5x8, reducing valve, screw bm 20x200, screw m6x25, circlip 100x3n, stn 02 2931, pin complete, body distribution block, hose 72206 1010650, cuff t20 sleeve 55x65x5, screw m8x25, sleeve 55x65, on 02 9269.9, simirit seal 118x137x10, cable s 20, cable lug 7610-01/35 stn 371364, axial piston engine, group distributer modified pv 7, group distributer modified pv6, fuse, ring 50x3, csn 02 9281.2, hose 722-16-1515-650, ring, back body box, spring, hydro motor pch 100/50/600 left, direct connection (xas20 m27x2), outer pin level, pin fork, cable lug 7600-03/6 stn 371341.12, protective cover, fork, water proof flasher, ring 1, ring o 22x2, screw m8x50, upper washer

CTN :44108275

11 Mar, 2026 NA

Bharatpur - Rajasthan

Tender For bid to ras supply of non - modular piano type domestic electrical switches as per is 3854 (q3) , piano type non modular domestic fan regulator as per is 11037 (q3) , piano type modular domestic electrical sockets - is 1293 (q3) , modular piano type domestic electrical switches as per is 3854 (q3) , electrical plugs (v2) isi marked to is 1293 (q2) , bayonet lampholders (v2) isi marked to is 1258 (q2) , modular fan regulator 2 module , celing rose , modular bell swithc 6 amp , modular swithc 6 amp , tube light holder , heat shrinkable straight through 95 sqmm x 3 core, 11 kv end terminatrion. , heat shrinkable straight through 185 sqmm x 3 core, 11 kv end terminatrion. , heat shrinkable straight through 120 sqmm x 3 core, 11 kv end terminatrion. , heat shrinkable cable joint 10 sqmm 2 core , heat shrinkable cable joint 16 sqmm 2 core , heat shrinkable cable joint 10 sqmm , heat shrinkable cable joint 16 sqmm , heat shrinkable cable joint 25 sqmm , heat shrinkable cable joint 35 sqmm , heat shrinkable cable joint 50 sqmm , heat shrinkable cable joint 70 sqmm , heat shrinkable cable joint 95 sqmm , heat shrinkable cable joint 120 sqmm , heat shrinkable cable joint 150 sqmm , heat shrinkable cable joint 185 sqmm , heat shrinkable cable joint 240 sqmm , condensor 2. 5 mfd , condensor 4 mfd , ding dong bell , buzzer electric , insulationtape 15 mm x 25 mtr long , insulationtape 20 mm x 25 mtr long , insulation tape 25 mm x 25 mtr long , ht tape , pvc casing caping 20mm , pvc casing caping 25mm , pvc saddle clip for cable 6 mm , pvc saddle clip for cable 8 mm , pvc saddle clip for cable 20 mm , pvc saddle clip for cable 25 mm , pvc conduite pipe 25mm , heating element 2000w cup or thread type , heating element 2000w , heating element 1500w , 3 kw heating element , gasket for transformer sheet , foam for gap filling in electrical panel db and 1 ltr pkt , crc liquid for preventing corrosingn and 500 ml pkt , geyser element 2 kv , ac gang box switch socket and top with mcb 25 amp , change over switch 100 amp , change over switch 200 amp , change over switch 400 amp , contactor mnx-50 , contactor mnx70 , contactor mnx-95 , modular surface mounted gang box 2 module , modular surface mounted gang box 3 module , plastic modular surface mounted gang box 3 module , modular surface mounted gang box 6 module , modular surface mounted gang box 18 module , modular cover plate 3 module with frame , modular cover plate 6 module with frame , modular cover plate 4 module with frame , modular cover plate 8 module with frame , modular box 3 module , modular box 2 module , cotton waste , pig lead , lead acid battery 12 v 90_100 ah , lead acid battery 12 v 90_150 ah , lead acid battery 12 v 90_180 ah , thermostate for geyser , astronomical timer for street light control , compressor 220-280 v, weight 18 kg for split ac 1. 5 or 2 tr , compressor 50 plus 4 or 50 plus 6 mfd rotary type suitable for split ac 1. 5 or 2 tr , electronic pcb plate for split and window ac suitable for 1. 5 or 2 tr , solar street light ng series 40 w made , magnum grand pwb , fully automatic oil immersed auto transformer motor for 75 hp motor , fully automatic oil immersed auto transformer motor starter controller panel for 12. 5 hp motor , soft starter vfd suitable for 50 hp motor , kit fan motor for desert cooler , water pump 40w for desert cooler //bid details2 / 81

CTN :44174209

11 Mar, 2026 NA

Bangalore - Karnataka

Tender For bid to ras supply of hub bearing als , water pump assy als , oil filter royal enfield , cylinder head gas kit als , oil cooler gas kit als , kilometer cable maruti gypsy , clutch plate new fitted maruti gypsy , release bearing maruti gypsy , pressure plate maruti gypsy , steering gear box oh als , hood lifting ramp assy oh als , bolt als , chain sprocket with chain royal enfield , break pad royal enfield , returning spring als , oil ring seal als , gear lever knob sx4 , dive soft sx4 , break shoo sx4 , labour charge sx4 , battery cut off switch 2. 5 ton , needle bearing 2. 5 ton , hub oil seal 2. 5 ton , rotary switch als , combination switch als , tail light assy als , sprinkler motor als , self starter bush als , engine oil filter ciaze , spark plug ciaze , gas kit ciaze , suspension bush ciaze , labour charge ciaze , ac gas filling and checking ciaze , timing belt ciaze , ac filter ciaze , air filter ciaze , steering rod and joint ciaze , ac cooling heating relay ciaze , door regulator atf , relief on and off switch atf , front break pad maruti gypsy , knuckle bearing maruti gypsy , clutch master cylinder kit als , hub bearing maruti gypsy , engine oil filter royal enfield , ignition switch assy als , starting relay als , holding relay als , engine oil dipstick repair army bus , compression gas spring army bus , door catch army bus , wheel bearing army bus , shims army bus , teal light asy army bus , sprinkler motor army bus , mudguard indicator asy army bus , engine oil filter mini bus , engine oil filter tata safari , oil seal army bus , check nut army bus , hub bearing small army bus , hub bearing big army bus , sime army bus , pvc pipe als , junction pipe als , starting relay maruti gypsy , oil filter swift dzire , battery cut off switch als , combination switch hero honda , break pad maruti gypsy , circlip lock maruti gypsy , air cleaner sx4 , steearing linkage joint sx4 , shock absorber sx4 , starting trouble sx4 , ac gas filling and servicing sx4 , labour charge sx4 , chain with socket hero honda , cushion rubber hero honda , spark plug hero honda , seat cover repair hero honda , flesher unit hero honda , hand break switch hero honda //bid details2 / 65

CTN :41303764

11 Mar, 2026 NA

Uttara Kannada - Karnataka

Tender For bid to ras corrigendum : tender for supply of cable heater connection , hot plates , oven elements side 1 25 kw 415v , contactors , hot plates 3 heat switch , oven 3 heat switch , oven switch control , main switch , supply fuse , supply on indicator , sandwich maker-pe50 indication lamp , load fuse 16a , thermostat ego , food warmer 5gn heating element set , food warmer 5gn thermocouple , hot plate element 5kw 415v , oven elements bottom 1 25 kw 415v , load indicator , cleaning tablets , care tablet , combisteamer icombi pro 10 1 1 e land version , mccb 100a 3 pole , heavy duty mixer grinder , vegetable cutting machine , combisteamer-scc101e , heating element 9kw 415vconsisting of 3nos element each 3kw , hot water calorifier 18kw 415v 3ph 50hz 250 ltr capacity , element hot plate , element oven side , element oven bottom , supply fuse base & carrier , load fuse with base carrier , fuses control , transformer , potato peeling machine 15kg capacity electricity operated , contactor 16a 415v with 240 coil , supply mcb 32a 3 pole , contactor 16a 440v with 24v ac coil

CTN :44208216

11 Mar, 2026 NA

West Tripura - Tripura

Tender For bid to ras supply of agartala 2 mar 2026 c c - anti termite treatment , bib cock brass 15mm , bib tap brass 20mm , g i elbow 15mm , gi elbow 20mm , gi nipple 20mm x 150 mm , gi socket 15mm , gi socket 20mm , gi socket 25mm , gi tee 15mm , gi tee 20 mm , glass pane clear or frosted 3mm thick , glass pane clear or frosted 5mm thick , kitchen sink stainless steel with drain 37 inch x18 inch x7 inch , m seal , nipple gi 15mm x75mm long , paint enamel white , plywood 12mm thick size 8 feet x 4 feet , plywood 4mm thick size 8 feet x 4 feet , ppr female threaded socket of size 25mm 1 inch dia , ppr gate valve 25mm , ppr male threaded socket of size 25mm 1inch dia , ppr socket 25mm , ppr union 25mm , prelaminated particle board 18 or 19mm thick 8 feet x 4 feet , ptmt shower rose 15 mm dia with arm , ptmt stop cock 15 mm , road marking paints yellow , stainless steel kitchen sink , stainless steel plate rack overall size 31 inch x 36 inch x 10 inch , stop cock 20 mm ptmt , stop cock ptmt15mm male or female threaded , stop valve brass external thread 15 mm , stop valve brass internal thread 15 mm , thinner , washer for low level flushing cistern of 10 each pkt , waste pipe 32mm pvc dia for whb , waste pipe pvc for kitchen sink 40mm , white cement , brass spindle for 100mm sluice valve , brass spindle for 150mm sluice valve , cotton waste , elbow gi 40mm , gi elbow 25mm , gi tee 25 mm , lead pig , lead wool , nipple gi 40mmx100mm , ppr elbow 32mm , ppr elbow 90 of size 32mm , ppr tee 32mm , ppr union 32mm , pvc water tank 500 ltr , stop cock cast brass 20mm , tee gi reducer 40mmx20mm , capacitor 4 mfd , decorative type led fitting 18 watt 6000k , drop out copper tinned barrel fuse element 20 amps 11 kv , ug armoured electric cable heavy duty 1100 volt isi al 3 core 10 sqmm , multi core round pvc cable 1. 5 sqmm copper conductor three core , pl-l lamp led 18 watt , poly cab flexible cable 3 core 1. 5 sqmm , pvc copper cable 1. 5 sqmm 1 core , pvc copper cable 1sqmm 1 core , pvc insulated single core cable copper conductor 1100 4 sqmm , pvc almn cable 2. 5 sqmm 1 core , pvc cable 1. 5 sqmm copper conductor twin core , pvc cable almn conductor 1. 5 sqmm 1100v s or c , pvc copper cable 2. 5 sqmm 2 core , pvc copper cable 4 sqmm 1 core , pvc copper cable 4 sqmm 2 core , pvc multi strand frlsh single core cable with copper conductor 6 sqmm , pvc single core cable with copper conductor 1100 v 01 sqmm , pvc single core cable 4 sqmm with alumn cable conductor , pvc twin twisted copper conductor flexible wire with copper 23 or 0. 0076 , pvc insulated two core sheathed with solid cable 4 sqmm with aluminium cable , star delta starter for 25 hp motor fully size 32 over load relay , star delta for 15 hp motor star delta starter , accessories for exhaust fan 300 mm sweep but ventilator , adjustable sleaves for refrigerator 286 ltr , adjustable sleaves for refrigerator 300 ltr , compressor for refrigerator 300 ltr , compressor for water cooler 300 ltr , exhaust fan motor for water cooler 1 or 5 hp 25w , fan blade for refrigerator , fan motor for deep freezer , gas refrigerant r 134 450 gm bottle , gas refrigerant r-22 , heating element 230 v 2 kw triangle type , ice tray plastic , lead connection for geyser 600 mm as per sample , running capacitor 45 mfd for water cooler , running capacitor for ac 50 or 60 mfd 230 volts 50 hz //bid details2 / 81

State Government

CTN :44383190

23 Mar, 2026 8.35 Lacs

Nandyal - Andhra Pradesh

Tender For servicing and replacement of spares for water heating systems 2500lpd x 2 nos. flat plate model and supply and fixing of 25 ltrs water heater at mallikarjuna sadan, srisailam

CTN :44354617

13 Mar, 2026 62.80 Lacs

Bikaner - Rajasthan

Tender For supply, installation & commissioning of laboratory equipment (consolidated)- autoclave digital, laminar air flow, microscope, hot air oven, incubator, coloney counter, hot plate, ph meter analyzer, tds meter, water bath digital, drying oven, refrigerator, analytical balance, magnetic stirrer, water distiller unit, deep freezer (vertical), bod incubator, br meter, somatic cell counter, moisture alaliser for smp, muffle furness, glassware (pippete test tubes flaskes petri dish beaker etc.), anti biotic residue analyzer, automatic kejaldal unit, microprocessor flame photometer (sodium/ potassium), aluminium petri dish 4" x 1", beaker 100 ml {glass), beaker 1000 ml {glass), beaker 250 ml {glass), beaker 50 ml{glass), beaker 500 ml (glass), burettes 50 ml, burettes brush, burettes stand (pvc), butter butyrometer, clamp & brass head, conical flask 1oo ml, conical flask 1000 ml, conical flask 250 ml, conical flask 50 ml, conical flask 500 ml, cotton bundle 500 gm, cream butyrometar, culture tube 30ml with screw cap, dilution bottle 160 ml with screw cap, dropping bottles 125 ml, enamel tray 11x18, flask distillation 100 ml, flat round bottom flask 250 ml, flat round bottom flask 500 ml, funnel 100 mm, funnel 75 mm, gas burner with stope cark, glass beads 500 gm, glass rod, heating element for water bath, heating mental (elite) 50 hletextr app, hot plate round 8" with thermostatic control, inoculation loop (himedia), iodine flask with stopper 250 ml, iodine flask with stopper 500 ml, lactometer isi marked 20-35 reading at 27*c with marking thick stem double tested, lactometer jar steel make big size, lock stopper isi marked, lock stopper key, measuring cylinder 100 ml glass, measuring cylinder 500 ml glass, measuring cylinder 25 ml glass, measuring cylinder 50 ml glass, measuring cylinder 10 ml glass, measuring cylinder 1000 ml glass, milk butyrometer (double tested with marking), milk pipette 10.75 ml double tested calibrated, paneer butrometer, petridis 4" (glass), ph meter (portable), ph strips, pipette (graduated) 1 ml, pipette (graduated) 25 ml, pipette (graduated) 2 ml, pipette (graduated) 50 ml, pipette (graduated) 5 ml, pipette (graduated) 10 ml, pipette box, pipette pump/ sucker, porcelain dish, 3 inch, r.m. value set, reagent glass bottle 1000 ml (transparent), reagent glass bottle 1000 ml amber colour, reagent glass bottle 1000 ml with screw cap, reagent glass bottle 125 ml, reagent glass bottle 250 ml amber colour, reagent glass bottle 250 ml with screw cap, reagent glass bottle 500 ml amber colour, reagent glass bottle 500 ml with screw cap, rubber tube 8 mm, spatula steel 8", sprit lamp, stainless steel, 100 ml, strips glucose, strips maltodextrin, strips neutralizer, strips salt, strips starch, strips sucrose, strips urea, strips formation, tds meter, test tube 15*120 mm with 10 ml mark, test tube 18*150 mm with 10 ml mark, test tube holder, test tube rubber cork, test tube stand, test tube stand for 12 tubes of size 18x150 mm, aluminium, test tubes 18 x 150 mm, thermometer (alcohol), 0 to 100 c, yellow back, accuracy 100%, thermometer 110 c mercury based, thermometer digital (food safe), tong 8", tray for reagents, size 16x12 inches, made from food grade plastic, volumetric flask 100 ml (glass), volumetric flask 1000 ml (glass), volumetric flask 250 ml (glass), volumetric flask 500 ml (glass), wash bottle 500 ml, water bath 455*300*175, whattman filter paper no. 4 (125 mm)

CTN :44320048

19 Mar, 2026 15.00 Lacs

Mandla - Madhya Pradesh

Tender For supply of binocular research microscope with led,trinocular research microscope led,monocular inclined led microscope isi mark,dissecting microscope,cmos camera 5mp,centrifuge machine 3500 rpm 4x15 ml,digital spectrophotometer 340 to 960 nm,digital colorimeter 8 filters,digital ph meter with electrode,digital conductivity meter,digital tds meter table model,digital turbidity meter table model,digital hb meter,digital colony counter,electronic digital balance 0.001g to200g,electronic digital balance 0.01g to 600g,gel electrophoresis unit mini,rotary microtome heavy pattern,soxhlet extraction app with glass parts,tlc kit with applicator,distillation app single cap 5 litre,heating mantle 500 ml,magnetic stirrer with hot plate,hot plate 8inch round,hot air oven 14 x14x14 inch ss chamber,water bath 12 hole double walled ss,water bath 6 hole double walled ss,vortex shaker,vacuum pump beltless oil free,melting point app digital model,kipps apparatus,micro pipette fixed range,micro pipette variable range,plant tissue culture r

CTN :44270760

21 Mar, 2026 NA

Visakhapatnam - Andhra Pradesh

Tender For tender for supply of spring guide , reducing nipple , gasket , m s washer , hexagon head screw , oil level glass , hexagon head screw , magnetic plug , threaded nipple , welding nipple for 1-4inch pipe , hexagon head screw , coupling pin , piston rod 1-2-76-4 mm , piston rod 1-2- 94-4 mm , piston rod 1-2- 112 -4 mm , gasket , spring , hexagon head screw , springm washer , braacket for unloading mechanism , pin , spring washer , bearing cup , spring , cylinder liner with suction valve , cone , spring , dowty ring , dowty ring , sealing ring , suction shut off valve , thermometer pocket for suction pipe , hexagon head screw , discharge shut off valve , spring insert , suction pipe for oil pump , crank case heater assembly , crankcase heating element , ring end spanners , gasket , v-belts , auxiliary contactor , 3p contactor aux mnx500 , indicating lamp amber led type , indicating lamp green led type , indicating lamp white led type , push button green , door limit switch , on/off switch , control transformer 415-230 vse 500 va , push button red , plain washer , pressure relief valve 1-2inch brass , thermostat for cold room , solenoid valve llsv , on off rotary switch 02 pole , coil defrost heater , thermostatic expansion valve tex-2-04 , oil separator , 1-4inch hand shut of valve freon system , 1-2 inch hand shut off valve , oil pressure switch , low pressure switch , v-belts , hexagon head screw , crank case heater assembly , shaft seal assembly , shaft seal assembly , unloading cylinder for single pipe connection , piston assembly set , discharge valve assy for r-22 , oil strainer , gasket set for compressor , set of neoprene o rings for smc-2-65v , set of sealing ring for smc-2-65v , m s washer , spring for safety head , bushing std , gasket , half section bearing for crank shaft , connecting rod bolt , castle nut , split pin , piston pin guide pin , piston pin , piston rings , scrapper ring , suction valve ring plate , valve spring , spring for unloading ring , discharge valve ring plate , bearing bushing for oil pump , coupling piece coupling pin benzing ring

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