Latest back up ring Tenders | Government back up ring Tenders

CTN :45399907

06 Jul, 2026 27.98 Lacs

Ganganagar - Rajasthan

Tender For corrigendum : supply of hydraulic spares of side arm chargers and wagon tipplers at chp, sstps, suratgarh - d.c.valve:4we6d6x/eg24n9k4 with solenoid &connecter or equivalent, d.c.valve:4we6y6x/eg24n9z4 with solenoid &connecter or, equivalent, hose pipe dko12s l=1200mm one side 90 bend, fittingstraight, connector : 12sr x ½" port connection size : g 3/8", hose pipe dko 38 sx 1000 mm, r13 with end fittings, hose pipe dko 12s x500mm,, one side 90 deg. with end, fittings, hose pipe dko 12sx 900mm,, one side 90 deg. with end, fittings, hose pipe dko 12s l=900mm, one side 90 deg. bend with,, fitting- straight connector : 25, sr x 1" port connection size, :19 dia, hose for sac :, hose pipe dko 12s l=500mm, one side 90 deg. bend with end, fittings, hyd. hose din 20022/en 853-2sn dn 40 i.d. 1.1/2'' w.p. 90, bar/1300 psi exceeds sae 100, r2 at l-6 mtr., hyd. hose sae 100 r1 at-10- i.d. - 5/8" l-6 mtr. working, pressure 350 bar/5100 psi, hyd. hose din 20022/en 853-2sn dn 20 i.d. 3/4'' w.p. 215, bar/3100 psi exceeds sae 100 r2 at l-1.6 mtr., hyd. hose din 20022/en 853-2sn dn 8 i.d. 5/16'' w.p. 350, bar/5100 psi exceeds sae 100 r2 at l-1.6 mtr., sae 100 r13-20 or eq. id 1-1/4'' with std end assy. on one, end m52x2 fs'o' ring type straight and other end with, m52x2 fs'o' ring type 90 degree swept elbow suitable, for 345 bar working pressue l-1.5 mtr., sae 100 r1a-10 or eq. id 16 mm with std end assy. on, both ends having stand pipe of 18mm od x 30 mm long, suitable for working pressure 130 bar l-1.5 mtr., sae 100 r13-12 or eq. id 19 mm with std end assy. on, one end m36x2 fs'o' ring type straight and other end, with m36x2 fs'o' ring type 90 degree swept elbow, suitable for 345 bar w.p. l-1.5 mtr, sae 100 r1a-06 or eq. id 10 mm with std end assy. on, both ends having stand pipe of 12 mm od x 30 mm long, suitable for w.p. 180 bar l-1.5 mtr, hose: din 20022/en-853-2sn dn 19 id-3/4'' (19.0 mm) w.p., 3100 psi/215 bar (21.5 mpa) sae 100 r2 at length = 1 mtr, hose: din 20022/en-853-2sn dn 19 id-3/4'' (19.0 mm) w.p., 420 bar (42 mpa) sae 100 r2 at length = 1 mtr, hose: din 20022/en-853-2sn id-5/16'' (7.9 mm) w.p. 5100, psi/350 bar (35 mpa) sae 100 r2 at length = 1 mtr, d.c. valve :4we6j 6x/e g24 n9z4 with solenoid & connector, or equivalent, check valve :z2s6-1-6x or equivalent, dbl. throttle/check vlv:z2fs 6-2-4x/2qv or equivalent, d.c. valve :4we6d 6x/e g24 n9z4 with solenoid & connector, or equivalent, filter element: 0030d010bn4hc, filter element: 0160d010bn4hc, filter element: 0330r010p, cylinder for charger uncouple 40x20x220 mm, cylinder for arm delatching 40x20x60 mm, complete seal kit consisting of piston seal, rod seal, wiper seal,, o-ring, back-up ring 140 mm dia bore x 80 mm dia piston rod x, 1400 mm stroke hydraulic cylinder(type 0627658), return line filter element type- cfr-250-12-10, manifold block: c-sk-2639-a1 or equivalent, return line filter element type- cfr-630-20-25-g, throttle cum check valve drv7-16-532-00 or equivalent, relief valve : r4v06-001-10a1 or equivalent, pilot operated check valve: c4v06-0g3-4b1 or equivalent, throttle valve dv7-16-532-00 or equivalent, dc valve part no. 4we6d or equivalent, shut off valve part no. khbg-1/4''-1-1-1-2 or equivalent, d.c. valve 4we6j with solenoid coil (double)and connector or, equivalent, pressure control pilot: mcv116g4201 or equivalent, pressure switch ips-14-100 or equivalent, shuttle valve sl06-s10 or equivalent, double throttle cum check valve zrd-05-ab-0 or equivalent, relief valve part no.r4v06-561-10a1 or equivalent, relief valve part no. r4v03-591-10a1 or equivalent, check valve part no.c4v06-560-4b1 or equivalent, shuttle valve part no. sl-06-t02-10 or equivalent, inline throttle check valve part no.drv-6 or equivalent, throttle/check valve part no.-z-2f-s6-30 or equivalent, dc valve :3d02-34-207-03-02-00a1-07-07327 or equivalent, dc valve: 3d06-35-b01-03-03-24b1-07538 or equivalent, relief valve : ng6-50 bar or equivalent, suction strainer: sc2-100 or eq

corporations/Associations/Others

CTN :45673505

04 Jul, 2026 NA

Karbi Anglong - Assam

Tender For supply of shovel lift cylinder seal kit , shovel tilt cylinder seal , dipper ram seal kit , boom ram seal kit , ram seal kit stabilizer , gear annulus ring , carrier annulus ring , gear planet , gear sun , dowel hollow , bolt m14 x 70mm , circlip , 6 in 1 ram seal kit , back up ring , steering trackrod seal kit , slew ram seal kit , bucket ram seal kit , bearing liner , pivot pin , bearing liner 1 , pivot pin1 , oil seal

Central Government/Public Sector

CTN :45664740

03 Jul, 2026 NA

Jhansi - Uttar Pradesh

Tender For supply of a set of spares required for 7/8 inch lock bolt installation tool, model no. -2630 of huck make.one set consist of 1. wiper seal, part no. 506174 of huck make -30 nos. 2. .retaining ring part no. 501533 of huck make -15 nos. 3. back up ring, part no. 501164 of huck make -20 nos. 4. o-ring, part no. 500869 of huck make -20 nos.5. glyd ring assembly, part no. 122769 of huck make -15 nos. 6. poly seal, part no. 506171 of huck make-10 nos make-huck, avlock, orione, pti ,turbo, eke or equivalent. [ warranty period:12 months after the date of delivery ] ]

CTN :45666967

04 Jul, 2026 NA

Krishnagiri - Tamil Nadu

Tender For purchase of civil lab equipments - equipments for lab, direct shear machine:standard compliance:the equipment shall conform to bureau of indian standards is 2720 (part 13) and equivalent astm international astm d3080.technical specifications:shear box size:60 mm 60 mm 25 mm specimen size (complete with grid plates, porous stones, and specimen cutter).normal load capacity:minimum 5 kn with loading yoke and calibrated loading hanger set.shear load capacity:minimum 2.5 kn or 5 kn with calibrated proving ring (with calibration certificate).rate of strain (shear displacement):variable speed drive with controlled displacement ranging from 0.01 mm/min to 1.25 mm/min (motorised model preferred for uniform rate control).displacement measurement:horizontal displacement dial gauge: 0.01 mm least countvertical displacement dial gauge: 0.002 mm or 0.01 mm least countloading frame:rigid, heavy-duty loading frame with corrosion-resistant finish.drive system:motorised with single phase 220 230 v, 50 hz power supply.accessories (to be supplied complete):shear box assemblyproving ring with calibration charttwo dial gaugesloading weights and hangerporous stones (2 nos.)specimen cuttertool kit, auger boring (or) any boring -soil sampling apparatus: engine type: 4-stroke, air-cooled, single-cylinder petrol engine displacement: 196 cc power output: minimum 6.5 7 hp ( 3.5 kw) maximum engine speed: ~3600 4000 rpm starting system: recoil (manual) start fuel type: pure petrol fuel tank capacity: minimum 1.5 1.6 l supported auger bit sizes: 4 , 6 , 8 , 10 , 12 , 14 (100 350 mm) bit material: heavy-duty mild steel with powder coating typical drilling depth: minimum 3.5 4 ft per bit (800 mm 1.2 m) bit coupling: quick-coupling system for easy bit replacements frame: robust tubular steel frame with ergonomic handles and vibration absorbers weight: minimum 20 22 kg (without auger bit), flow table test apparatus: dimensions and specifications as per is 9103, table top made from flat metal plate ,minimum thickness 1.5 mm, table top size:700 mm*700 mm ,with flatness tolerance of 1.5 mm.table top marked with: scribed cross at centre,lines parallel to table edges and central circle of 200 mm diameter underside of table top reinforced to prevent distortion. total mass of table top:16+_ 1kg table top base frame front and upper stops provided as per is 9103. lower front edge fitted with two rigid stops to transfer load directly to base frame. base frame designed to transfer impact load directly to supporting surface. minimizing bounce stop watch-digital -2 nos scale 1 mtr-2 nos mounting wooden platform 300 mm height amc for 3 years inclusive., drying oven:temperature range: ambient (room) up to 250 temperature control: digital pid controller / thermostat for accurate heating. prestogroupaccuracy: typically 1 2 c. chamber material: stainless steel inner chamber for durability and easy cleaning. air circulation: forced convection fan for uniform temperature. shelves: usually 2 3 adjustable shelves. power supply: single phase 220 230 v ac, 50 hz.

corporations/Associations/Others

CTN :45632770

06 Jul, 2026 NA

Anpara - Uttar Pradesh

Tender For tender for supply of o-ring pit: 94 for boiler circulation pump dwg: up21343 back up ring pnr: 97 for boiler conculation panp dwg: up21343 o-ring pin: 93 for boder cuculation pump dwg up21343 o-ring back up ring p/n: 96 for boiler circulation pump dwg up21343 gasket pra: 87 for boiler circulation pump dwg: up21343 gasket pin: 62 for boiler circulation pump dwg up21343 guuket pin: 69 for boiler circulation pump dwg up21343 set screw in 12x65 (1 set 2 pcs) p/n: 23 for boiler circulation pump dwg: up21343 remarks: i unit is required total fi sets of set screws. set screw mkx20 pin: 55 for boiler circulation pump dwg: up21343 set screw m10x25 with conical spring washer por 51,36 for boiler circulation pump, dwy: up21343 remarkc maker will supply set screw with washer set. these set products are required to replace at same time set screw mlfa60 pin: 92 for boiler crculation pang. duy up21343 set screw miés65 pin: 83 for boiler cuculation pune dwg up21343 stud mifox75 with spring washer, and her, bd nut pin: 50,48 far hoder circulation pump. dwy up21343 remarks: maker will supply set serew with spring washer and nat set. these products are required to replace at the same tine stud mitis 108 with spring washer, and hex. hd nut pin: 72, 71, 70 for boiler circulation pump dwg up21343 remarks maker will supply set screw with spring washer and mit set. these products are required to replace at the same time. o-ring vortex type spiral wound pin 3241 for boiler circulation pump dwy: up21343 secure nag (2 pcs) pin 20 for hoiler circulation pump dwg: up21343 remarkos unit is required 2 pes of secure nag, so maker will supply as aset.

Central Government/Public Sector

CTN :45617520

30 Jun, 2026 97.80 Lacs

Nagpur - Maharashtra

Tender For supply of relif cartridge part no eea008997 , seal part no eea0015404 snr , coupling flange part no eea0015406 , wheel stud partno eea0015419 , wheel nut part no eea0015421 , seal part no eea0015443 , cable steering vale part no 412a000000228 , oil seal pump part no eea0010052 , filter assembly part no eea0005879 , transmission repair kit for lhd part no eea0018 , transmission part no 811c050000116 , seal part no eea0010906 , cable real valve assy part no 250c050000011 , unloading valve sequence valve part no 625a000003070 , hydraulic pump part no 811b050000101 , filter element part no eea0001160 , filter element part no eea0003479 , spherical bearing part no eea0015147 , check valve part no eea0009581 , idler sprocket assy part no 250a070000036 , chain wheel 1 pitch part no 250b060000054 , roller part no 811a0500000103 , roller part no 811a0500000104 , spider assy part no 811a050000131 , halogen reflector lamp part no eea0019292 , metric bush part no mbh150170140a , wear washer part no 811b060000109 , intermediate brake disc part no eea0021744 , flange part no eea0011861 , piston part no eea0021737 , brake disc part no eea0021745 , seal kit part no eea0020966 , seal kit part no eea0020978 , charging pump part no eea0010924 , suction strainer 40 mesh part no 625b050000122 , steering valve part no 811a070000212 , chain part no 250a050000031 , drive line rear part no 811b050000130 , pillow block bearing part no 811a050000143 , hydraulic motor part no 912b050000121 , o ring part no eea0021751 , back up ring part no eea0021738 , o ring part no 12wl4189653a , back up ring part no 12wl4189654a , 6 way dc valve part no 811a050000159 , seal kit part no eea0020994 , axle bolt part no 912a060000171 , axle bolt part no 912a060000170 , seal kit part no eea0019654 , relief valve part no eea0004511 , planet gear part no eea0021721 , snap ring part no eea0021720 , o ring part no eea0021697 , brush holder assembly part no 250b00034002 , slip ring and brush holder assy part no 250m000000134 , transmission cable assly part no 811b050000122 , twin cooler part no 811c050000102 , pilot valve 4 section part no 611b050000107 , lift arm assy part no 811m100000315 , spherical bearing part no stdc003047 , wheel rim 9 point 00 x 20 part no 811b020000654 , bolster part no 912c030000028

CTN :45512348

17 Jul, 2026 NA

Ernakulam - Kerala

Tender For supply of o ring v p s , o ring plunger retainer , o ring drain plug , back up ring , gasket plunger retainer , o ring , o ring valve plug , o ring , o ring , o ring valve seat , washer split lock , o ring , o ring spacer , pump shaft with pos 15 16 , o ring gasket oil gauge , oil seal crankshaft , oil seal crank case , low pressure seal , valve plug 70kg , impeller , o ring drain plug , o ring valve seat , gasket , spacer ring , spacer ring , o ring , gasket , valve , valve seat stepped , backup ring valve seat , retainer valve spring , hex head bolts , socket head cap screw , hex nut , circlip , nut , bolt nut , o ring hydraulic disc , o ring , o ring

State Government

CTN :44491922

16 Jun, 2026 95.87 Lacs

Anuppur - Madhya Pradesh

Tender For corrigendum : work contract for overhauling and repair/refurbishment of boiler feed pump cartridge (model fk6d30 weir make) along with supply of spares for bfp of 210 mw unit atps chachai. - impeller wear ring (eye) (1 set = 1+5 nos.) , ring section wear ring (1 set = 1+5 nos.) , impeller wear ring (neck) (1 set = 5 nos.) , diffuser wear ring (eye) (1 set = 5 nos) , thrust pads (1 set = 16 nos.) , balance drum , balance drum nut , balance drum lock washer , journal bearing glacier type de (1 set = 2 halves) , journal bearing glacier type nde (1 set = 2 halves) , o rings & back up ring , balance drum restriction bush size - 194mm , locking screws , thrust collar nut & washer , oil guard (1 set = 3 nos.) of & you , oil thrower (1 set = 3 nos.) the & then , mechanical seal complete for de & nde (make-flowserve) , copper coated gasket , set of fasteners , air breather (1set= 2 nos) , coupling nut , spring disc , thrust bearing split oil seal , thrust collar , stellite bush , dowell pin , impeller abutment ring (1 set = 5 nos.) , impeller (1 set=6 impellers) , thrust pad carrier ring for de & nde , diffuser (1 set 6 diffusers) , ring section (1set=5nos) , pump shaft keys & nuts , inboard bearing housing , outboard bearing housing , water jacket for the & you (1set=2 pcs) , suction guide seal housing with plugs de & nde (1set=2

CTN :45423366

10 Jun, 2026 NA

Patiala - Punjab

Tender For supply of proving ring for use with 40t utm machine alongwith nabl calibration certificate (training to be given by firm) ]

Central Government And Public Sector

CTN :45197725

12 Jun, 2026 NA

Kaiga - Karnataka

Tender For corrigendum : supply of o-rings- epr - 29.87 x 1.78 , back up ring -epr-29.87 x 1.78 , o-ring -epr 6.07 x 1.78 , back up ring -epr-6.07 x 1.78 , o-ring-epr - 12.37 x 2.62 , o-rings-epr - 31.67 x 2.62

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