Coupler Tenders

Central Government/Public Sector

CTN :45077788

26 May, 2026 NA

Chennai - Tamil Nadu

Tender For supply of double end jumper of 22 core cable assembly for mu coupler - cross as per drg no icf/sk3-7-5-043(latest), col- ii for amrit bharat lslrd/lwlrrm coaches. note: (i) tenderer shall submit prototype approval letter/first article inspection (fai) clearance letter issued by rdso if approved. (ii) prototype approval/ first article inspection (fai) clearance shall be obtained from rdso if not approved. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :45012904

28 May, 2026 NA

Jhansi - Uttar Pradesh

Tender For supply of high tensile tight lock centre buffer coupler with aar 'h' type head and balanced draft gear [without crash element ]

State Government

CTN :45257976

26 May, 2026 NA

Panvel - Maharashtra

Tender For supplying water material - 1.hdpe / pvc pipe:- 2 (63 mm)hdpe pn6, 2.5 (75 mm)hdpe pn6, 3 (90 mm)hdpe pn6, 4 (110 mm)hdpe pn6, 5 (140 mm)hdpe pn6, 6 (160 mm)hdpe pn6, 8 (200 mm)hdpe pn6, 2.pvc pipe:-2 pvc, 3 pvc, 4 pvc, 6 pvc, 3. (tee):- 2" tee, 3" tee, 4" tee, 6" tee, 8" tee, 10" tee, 4.bend / elbow :- 2" bend, 4" bend, 6" bend, 8" bend, 5.reducer :- 4"x2" reducer, 6"x4" reducer, 10"x8" reducer, 6.coupler / socket:- 2" coupler, 4" coupler, 6" coupler, 8" coupler, 7.valve :- 2" gate valve, 4" gate valve, 6" butterfly valve, 8" butterfly valve, air valve, 8. :- 3 hp submersible pump, 5 hp pump, 10 hp pump, control panel, pump cable, 9. :- 15 mm pipe, ferrule, bib cock, stop cock, water meter, 10. :- solvent cement, teflon tape, rubber gasket, nut bolt set, pipe clamp, 11. :-, mccb, mcb, contactor, capacitor, earthing

Central Government/Public Sector

CTN :45283961

24 Jun, 2026 NA

Itarsi - Madhya Pradesh

Tender For supply of h" type tight lock cbc coupler in wap-7 loco to rdso specn. no. mp.0.41.00.05 (rev-03) or latest. [ warranty period: 30 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 :45280189

01 Jun, 2026 NA

Krishna - Andhra Pradesh

Tender For tender for supply of 9 types of cpvc pipes -2 point 5 inch cpvc pipe 3mt , 2 point 5 inch cpvc coupler , 2 point 5 inch cpvc union , 2 point 5 inch cpvc tee , 2 point 5 inch cpvc 90 bend , 2 point 5 inch to 2 inch cpvc reduer bush , 2 point 5 inch to 2 inch cpvc reduer coupler , 2 point 5 inch cpvc male adapter plastic mapt , 2 point 5 inch femal adapter plastic fapt

State Government

CTN :45231232

08 Jun, 2026 NA

Ghaziabad - Uttar Pradesh

Tender For supply and execution items for reliability improvement of signalling inst. section of sr. dste/1/lko of lucknow div. nr. - excavating and refilling of trench to the level of ground with rammed earth asper drg. no.(nr/s&t/con/1.1/97a) so as not to form a drain 0.3 mtrs wide & 1mtr deep on both side of the station along side the track. it shall confirm to the safe distance as per signalling and cable plan in all type of soil, it also includes clearence of roots of trees and bushes., excavating and refilling of trench 0.3 mtrs wide & 0.8 mtr deep on pitced/stone/bricks paved surface, road/crossing/platform etc. and restoration of surafce to original condition., laying of signalling/telecom/power cables of different sizes as per attached guidelines (drg. no.(nr/s&t/con/1.1/97a) or latest on signalling cable laying and as per cable route plan approved by railways through trenches, rcc pipe, dwc pipe, gi pipe etc and meggering of cable before and after its laying of all type of outdoor cables. contractor have to transport cable from any store of lko division to site carefully. meggering to be done for each drum separately. meggering sheets to be supplied and filled up by contractor and submitted to railways, as per instructions by consignee., supply and laying of 2nd class bricks in the trench and laying as per drg. no. (nr/s&t/con./1.1/97a) or latest and as per instruction of the site engineer., boring and trenchless cabling along with supply and insertion of hdpe/dwc self lubricated pipes as per rdso spec no. rdso/spn/204/2011 ver 1.1 or latest of 120mm nominal dia in the bore at the depth of 1.4 meter to 2.1 meter from formation level (level of earth below ballast) as per drawing and as directed by engineer incharge by trenchless technology for laying of signalling /telecom/power cable under track /culvert etc. cable laying covered separately. inspection-consignee for supply of dwc/hdpe pipe. the following required coupling arrangement should also be supplied: 1. suitable snap fit couplers withrubber o ring, 2. spacers, 3. tees. 4. bend. 5. end cap(1 no. =6mtr ,straigh tpipe). (a) the cost shall include horizontal boring through any intermediate obstruction, either natural or man made or any boundary etc. (b) the rate is inclusive of all the materials equipment and labour required for during trenchless horizontal boring under the railway track. nothing extra shall be admissible on any account than the rate quoted above. (c) the pipeis to be laid underrailway track/road /culvert. all necessary arrangement are to be provideand all precautions are to be end is not deviated from the horizontal level line by more than 250mm in horizontal and vertical direction. (d) the rate shall be inclusive of direction and protection of underground utilities encountered during boring. (e) the payment for boring shall be made only when dwc/hdpe pipe are laid in the bore., concreting unschduled items in concrete of 1:3:6 ratio in cement, coarse sand and aggregate 25mm at different places in the yard and plastering top in fine plaster of 1:4 cement sand ratio. it also includes the excavation of earth as required at site and as per instruction of site incharge. the volume in cubic metres shall include the volume occupied by any ci foundation, trestle, ms angle or flat or gi pipe required to be embedded in the casting. cement coarse sand and aggregate 25mm are to be supplied by the contractor., earth work for excavation and refilling around location boxes and signals etc. where necessary including 50m lead and 1.5m lift. the lead is to be measured from centre of gravity of location to the centre of filling and lift from main ground level. the earth work should be well rammed including breaking of clods, levelling and dressing etc. as per instruction of engineer at site., brick work with well burnt bricks in foundations and plinths with cement and sand (ordinary) mixture of 1:4 ratio. all material is to be supplied by the contractor.

Central Government And Public Sector

CTN :45210984

25 May, 2026 NA

Bongaigaon - Assam

Tender For supply of set of inter vehicular plug of two(02) items-(1) intervehicular coupler plug assly type-e for 1400hp demu dpc as per drawing no.sk-7-5-054-alt j/2=20nos, (2)intervehicular coupler socket assly type-e for 1400hp demu dpc as per drawing no.sk-7-5-054-alt j/2=20nos, [ warranty period: 30 months after the date of delivery ] ]

Central Government / Public Sector

CTN :45077699

28 May, 2026 NA

Hyderabad-T - Telangana

Tender For supply of locking piece sub assembly as per escorts part no. sk-716 (item no. 5 in sona blw precision forgings ltd drawing no: 1c101060026 as enclosed) or equivalent for cbc coupler in bg coaches as per rdso spec no. rdso/2011/cg-03 rev-3 or latest (note: only approved vendors are eligible) [ warranty period: 84 months after the date of delivery ]

Central Government / Public Sector

CTN :45038365

25 May, 2026 NA

Tirupati - Andhra Pradesh

Tender For supply of rotary lock lift assembly (for high tensile tight lock centre buffer coupler with aar 'h' type head and balanced draft gear) to escorts drawing no.1c101060037 and conforming to rdso specification no. rdso/2011/cg-03 (rev -1), amendment no.1 of nov,2016. [ warranty period: 48 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]

Central Government / Public Sector

CTN :45038366

25 May, 2026 NA

Tirupati - Andhra Pradesh

Tender For supply of lock (for high tensile tight lock centre buffer coupler with aar 'h' type head and balanced draft gear) to escorts drawing no. sk-612 and conforming to rdso specification no. rdso/ 2011/ cg-03 (rev-1), amend no.1 of nov,2016. [ warranty period: 48 months after the date of delivery ]

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