Latest restrictor ring Tenders | Government restrictor ring Tenders

CTN :45736214

02 Jul, 2026 NA

Jamalpur - Bihar

Tender For supply of backing ring for class e ctrb k150050. specification no. ab/rb-40-2016 (rev. i) of august, 2018 or latest amendment, if any. timken part no. k150050. make: timken [ warranty period: 30 months after the date of delivery ] ]

CTN :45689091

07 Jul, 2026 NA

Mumbai - Maharashtra

Tender For supply of -mechanical design and supply as per updated metallurgy of tube bundle, channel, channel cover, fts cover and backing ring - frta27 design and supply of exchanger components

CTN :45694954

28 Jul, 2026 NA

Multi City - Multi State

Tender For turbo molecular pumps with backing pumps and accessories- 1.compact air-cooled turbo molecular pump with electronic drive unit & connecting cables, inlet flange, outlet flange, pumping speed (minimum), fore- vacuum max, ultimate pressure, compression ratio, gas through put, rotational speed (nominal), rotational speed variable, cooling method, noise level, vent/purge port, mounting orientation, power requirement, bearings, permissible magnetic field max, interface, power cord, protection category, operating voltage (nominal), turbo controller/electronic drive unit, weight (nominal), 2.backing pump with oil mist filter, inlet flange., outlet flange., pumping speed (minimum)., speed (nominal), power requirement., rated power (nominal), ultimate pressure with gas ballast, exhaust pressure max., cable length, input voltage, protection category., pump should be direct driven, two stages, with gas ballast and oil suck back preventive system., 3.high vacuum gate valve dn 160 f (electro pneumatic operation), flange size, actuator, bake out temperature: housing, leak tightness, seal: housing, seal: valve seating., differential pressure in opening direction, differential pressure in closing direction, compressed air pressure required. max, compressed air pressure required. min, pressure max, pressure min, feed through, housing, position feedback: load capacity, supply voltage, power consumption, maximum pressure difference while open, closing/opening time, valve plate material, connector cable, 4.angle valve (electro pneumatic operation), flange size., actuator., bake out temperature: housing., leak tightness., seal: housing., seal: valve seating., differential pressure in opening direction., differential pressure in closing direction., compressed air (over pressure) max., compressed air (over pressure) min., pressure max., pressure min,, feed through., housing., position feedback: load capacity., , , , , , , , , 1500 mm long dn 25 kf stainless steel flexible bellows, 2-, 5.accessories, closing/opening time., connector cable for angle valve (length < 5m), dn 160 iso o-ring and retainer with mesh, dn 25 iso-kf o-ring and retainer with mesh, dn 25 kf clamps. o-ring and retainer, power consumption., , , supply voltage., valve plate material., vibration damper dn160 iso-k, height < 100mm

CTN :45681754

24 Jul, 2026 NA

Kharagpur - West Bengal

Tender For supply of timken make "backing ring" for class e ctrb (6" x 11"), without vent hole. drawing no: timken part. no. k150050. material and specification: as per drg. and conforming to rdso's str no.ab/rb-39- 2002 (rev. 4) of february 2018 and rdso's str no. ab/rb-40-2016 (rev. 2) of june 2021. [ warranty period: 48 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variationpermitted: max 8 lacs ] ]

Central Government/Public Sector

CTN :45702814

02 Jul, 2026 NA

Kota - Rajasthan

Tender For auction sale of depot ferrous scrap - 98050060scrap ferrous material consisting of various type of cast steel items coupler body, c.p. top, screw coupling, c.p. bottom, c.p. bolt, knuckle, yoke support plate, cast steel yoke and cut pieces yoke of shorts and sizes. axle box, cbc lock, back stopper, kicker, toggle empty body of draft gear and draft gear parts, front follower, buffer plunger, buffer socket without rubber ped, axle box cap/cover backing ring (outer/inner). stricker casting and other cast steel and cbc items (in two stacks) note: -1. wide jaw and narrow jaw adopter, empad and complete draft gear not to be delivered. 2. private crane allowed for easy loading.

CTN :45559612

03 Jul, 2026 NA

Rewari - Haryana

Tender For corrigendum : supply of stationary face part no 14 as per drawing , stationary face part no 14.1 as per drawing , rotating face part no 15 as per drawing , rotating face part no 15.1 as per drawing , gland gasket part no 18 as per drawing , gland gasket part no 18.1 as per drawing , sleeve gasket part no 19 as per drawing , sleeve gasket part no 19.1 as per drawing , gland bushing part no 24 as per drawing , o ring gasket part no 71 as per drawing , o ring gasket part no 71.1 as per drawing , o ring gasket part no 71.2 as per drawing , o ring gasket part no 71.3 as per drawing , snap ring part no 111 as per drawing , setting device part no 103 as per drawing , backing ring part no 44 as per drawing , backing ring part no 44.1 as per drawing , coil spring part no 16 as per drawing , coil spring part no 16.1 as per drawing , assembly of mechanical seal

CTN :45543125

27 Jun, 2026 NA

Nasirabad - Rajasthan

Tender For corrigendum : supply of ring piston , set gasket , filter oil , rod packing set , suction valve assemble , discharge valve assemble , ring backing , valve hold-down screw , ring wearing , set ring and spring , oil filter , gasket set , set ring spring , ring scrapper ihe , washer lock star , plunger u l brass , piston u l brass , spring u l , spring lifting , o-ring water cup , assemble u l 90 , guide , holder guide , stop plate inlet , seat valve discharge , plate seat , set channel spring , screw machine , overhauling of horizontal oil free lpg gas compressor , overhauling of vertical oil free evacuation compressor , ring rider , o-ring valve cover , suction valve assemble pkg , discharge valve assemble pkg , unloader actuator , unloader actuator spring , valve cage , valve gasket ss , unloader assemble , piston cap iron , coro-seal unloader , ring packing rtb , ring packing ttb , oil wiper ring set , hex bolt valve cover

CTN :45645945

25 Jun, 2026 NA

Kolkata - West Bengal

Tender For procurement and provisioning supply of hull outfitting items for multi-purpose vessel project, grse yard nos. 3059 - 3062 - base plate for stanchion type-i & ii, 80x40x3.2 rec hollow sctn astm-a-501gr.b, 80x40x3.2 rec hollow sctn astm-a-501grb, "50x50x6 mm ms angle 15:2062, gr b42.2x4.85 smless st pipe astm-a-106-b65nb carbon steel sleeve219.100x8.18tk smls st pipe astm a106g-bseamless pipe 32nbplug for bpwi type drain plugot manhole cover co600x400 (do type)22x22 square bar to gr. e2508050x50x6 mm ms angle is:2062, grb", flanges ms 150nb & stub end, gaskets, 50 nb striking plate m.s. (galv), bonb cs doubler penetration piece pn 10, 150nb cs doubler penetration piece pn 10, 250nbx150nb, steel reducer, 200 nb steel elbow, 90° (sr), 32nb carbon steel slip on flange pn 10, 200nb carbon steel sleeve, 32nb carbon steel sleeve, 200nb carbon steel sleeve, 32 nb gasket/'o'ring neoprene ruber, 15 nb sch. 40 galv seamless steel pipe, 15nb carbon steel sleeve, seamless pipe 168.3mm od x 8mm(150nb), seamless pipe ss 304, 80 nb, dn150 (160) pe100 pipe pn10, 150 nb steel elbow,90° (lr), 80 nb steel elbow 90° (lr) sch 80, 150nb ss316l slip on flange pn 06, bonb carbon steel slip on flange pn 10, loose pipe adapter flange brass wld ring, backing flange 32 o/d-spare-ro plant, dn150 (160) coupler pe100 pipe pn10, 250nex150nb, steel reducer, bonb cs doubler penetration piece pn 10, 50 nb striking plate m.s. (galv), seamless pipe ss 304, 80 nb, 42.2x4.85 smless st pipe astm-a-106-b, 00 nb steel elbow 90° (lr) sch 80, bonb carbon steel slip on flange pn 10, 25mm nb ms slip on flange (com. code-713, dn65 cs slip on flange pn 10 en1092-1, bonb carbon steel sleeve, bonb carbon steel sleeve, obs 65nb gasket, obs 25nb gm pr. reducing v/v flng gasket, 65x65x8 mm ms angle is:2062, gr 'a", *50x50x6 mm ms angle 15:2062, gr, 22x22 square bar to gr. e25080, plug for bpwi type drain plug, 22x22 square bar to gr. e25000, 19mm dia round bar to gr. e25080, flush lashing pots cargo lashing swl-25t, "50x50x6 mm ms angle is:2062, gr b42.2x4.85 smless st pipe astm-a-106-865nb carbon steel sleeveseamless pipe 32nb32nb carbon steel slip on flange pn 1032nb carbon steel sleeve32 nb gasket/o'ring neoprene ruber15 nb sch. 40 galv seamless steel pipe15 nb steel elbow, 90° (lr)15nb carbon steel sleeveseamless pipe 168.3mm od x 8mm(150nb)seamless pipe ss 304, 80 nbdn150 (160) pe100 pipe pn10150 nb forged socket end 90 deg elbow150 nb steel elbow,90° (lr)80 nb steel elbow 90° (lr) sch 80150nb ss316l slip on flange pn 0680nb carbon steel slip on flange pn 10loose pipe adapter flange brass wld ringbacking flange 32 o/d-spare-ro plantdn150 (160) coupler pe100 pipe pn10150 nb pipe support clip(com.code-793264150 nb pipe support clip(com.code-79326432 nb gasket/'o' ring neoprene ruber15 nb sch. 40 galv seamless steel pipe15 nb steel elbow,90 (lr)", 15nb carbon steel sleeve, seamless pipe 168.3mm od x 8mm(150nb), seamless pipe ss 304, 80 nb, dn150 (160) pe100 pipe pn10, 150 nb forged socket end 90 deg elbow, 150 nb steel elbow 90° (lr), 80 nb steel elbow 90° (lr) sch 80, 150nb ss316l slip on flange pn 06, bonb carbon steel slip on flange pn 10, loose pipe adapter flange brass wld ring, backing flange 32 o/d-spare-ro plant, dn150 (160) coupler pe100 pipe pn10, 250nex150nb, steel reducer, 150nb cs doubler penetration piece pn 10, bonb cs doubler penetration piece pn 10, 50 nb striking plate m.s. (galv), flanges ms 150nb & stub end, gaskets, 125 nb seamless black pipe, 7300x5.2thk smls st pipe astm-a106g-b, 7300x5.2thk smls st pipe astm-a106g-b, 250nex150nb, steel reducer, 65 nb steel elbow 90° (lr), 65 nb steel elbow 90° (lr), 125 mb steel elbow, 90° (sr), 125 mm nb ms slip on flange (com. code, dn65 cs slip on flange pn 10 en1092-1, 125nb carbon steel sleeve, 65nb carbon steel sleeve, 50 nb striking plate m.s. (galv), obs 65nb gasket, 60.300x3.9thk smls st pipe astm-a106g-b, 250nbx150nb, steel reducer, 50 nb steel elbow 90° (lr) sch 80, sonb carbon steel slip on flange

Central Government/Public Sector

CTN :45637771

25 Jun, 2026 NA

Multi City - Gujarat

Tender For auction sale of others - scrap old, used and unserviceable m.s. skf and timken cartridge tapered roller bearing (ctrb) and associated component. the lot includes internal and external seals, distance ring( rd), cone assemblies,double caps backing ring,cone and backing spacers, seal wear rings, cages and roller sets with hdl seals. the material is predominantly ferrous, with rubber (approx rubber =3%, m.s = 97%) attachment present only on the cone assemblies and hdl seals, mode of delivery is by weight. only manual loading is permitted.loading shall commence from the front side without any sorting of material. total lot qty - 12 mt, custodian:- sse scrap bvp, location - roller bearing store mg workshop bvpw . as is where is basis. loading by purchaser.fdp 50 days

Central Government/Public Sector

CTN :45591647

23 Jun, 2026 NA

Multi City - Uttar Pradesh

Tender For auction sale of depot ferrous scrap - scrap ms melting consisting of buffer plunger with or without spindle, buffer socket, drake beam and truss bar, nut- bolt, rivets, pin, bush, small die, inner race, outer race, suspention strip, washer, door hinges, door roster, ff or rf, hb wheel, side bearer plate, yoke plate, bottom plate, sbs plate, anchor plate. hb lever, be lever, bc link, empty axle box, axle box cover, axle box housing, foot step, briddle bar, striker casting, back stopper, empty load box, main hole cover, shackle, shackle pin, screw cupling, bearing long shaft, cbc parts of coaches with undetchable nylon bush and other nylon items, shackle stone, coil spring, locking plate, shaft, operating handle, draw bar, broken coil spring up to four coil, front and rear plate, vertical support assly, main pin of cbc shank, manual uncoupling handle, wedge lock cbc parts of coaches, vertical supporting device for cbc, anti roll bar of lhb coaches, plunger, foot step, bb hanger, eq lever, bk shoe, striker casting, brake shoe head, bk.shoe key, sielent block yoke pin support plate, lashing chain, buckle, roller backing ring, spacer, distance ring, cone assly and other parts of ctrb wire supporting hook, protecting tube, silent block all type, l.s. beam, knuckle pin, knuckle plate, front and back cover of door cylinder clamp, bearing pieces, silent block all type, sab complete and sab loose part, sab rod, and all type rod released from wagons loose and attached, control rod.coupler rod, cbc rear plate, roller, cone, backing ring, spacer, distence ringsmall cut pieces of s.s., bracket, upper and lower part of control arm of lhb coaches and other ferrous melting category items, with or without minor undetachable non-ferrous attachment. [qty on approx basis). as per e-auction terms and condition goverining sale of scrap material through e-auction (revised on 07.05.2026), delivery of any scrap lot shall be permitted only after receipt of full sale value of sold lot.

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Central Government/Public Sector

Central Government/Public Sector

Central Government/Public Sector