Latest insulating liner Tenders | Government insulating liner Tenders

Central Government/Public Sector

CTN :44807565

18 May, 2026 NA

Jhansi - Uttar Pradesh

Tender For manufacturing & supply of high viscous nylon-66 insulating liner (hvn liner), 60 kg. to rdso drg. no. t-8751 as per specification no. irs-t-44-2025 (third revision) (latest alteration). (the alteration in drawing and specification issued by rdso up to one month prior to tender opening date shall be applicable to this tender.) [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44806738

23 Apr, 2026 NA

Solapur - Maharashtra

Tender For manufacture & supply of inspection gauges as per rdso drg no. t-3766 for inspection of insulating liner (t-3702, t-3706 to t-3708, t-3723) (duly packed in well cushioned double decker system for easy handling) [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44801047

30 Apr, 2026 NA

Nagpur - Maharashtra

Tender For corrigendum : goods, manufacture and supply of glass filled nylon-66 insulating liner to rdso drg.no.t8752 to t-8753 (alt-4), for use with psc sleeper to rdso drg no. rdso/ t-8746 suitable to 52kg rail (one set consist of 1 no. t-8752 & 1 no. of t-8753) and irs specification for glass filled nylon-66 insulating liner sr. no. t-44-2025 (third revision). latest alterations shall be applicable. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44807727

27 Apr, 2026 NA

Multi City - Multi State

Tender For manufacturing and supply of high viscous nylon-66 insulating liner (hvn-66 liner) to drg. no . rdso/t-8751 alteration-4 with latest alteration for use with wider psc sleeper to drg. no. rt-8746 and confirming to irs specification t-44-2025 (third revision) with latest alteration amended up to 10 days prior to date of tender closing. (term-latest-wherever used will mean the alteration/amendments up to the 10 days prior to date of closing of tender) [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44824054

27 Apr, 2026 NA

Multi City - Multi State

Tender For corrigendum : supply of 6400 mm curved switch with 60e1a1 thick web tongue rail and 60 kg. 60 e1 r260 grade stock rail for 1 in 8.5, bg 60 kg. turnout on psc sleeper to rdso drawing no. t-9775 alt. 2 or latest alt if any with elastic fasteners and spring operated setting device (rdso- t - 6216 with latest alteration), confirming to irs specification no. t - 10 - 2025, irs t- 12 - 2009 for flat bottom rails and irs t- 62 - 2025 for end forging of thick web asymmetrical rails, including nylon cord reinforced grsp with confirming to irs specification t- 55 - 2025 (rev. 1) or latest if any and supply of all components/fittings listed as per annexure-a and excluding elastic rail clips, insulating liner, plate screw & single coil spring washer etc. (the alt. in drawings & specification issued by rdso upto 10 days prior on tender opening date shall be applicable in this tender ) firm to note : nylon cord reinforced grsp should only be purchased from rdso-approved sources through process inspection. (i) note: - the responsibility to procure rails will solely lie with the manufacturer (bid including rail cost / per set) in termsof railway board letter no. 2022 / track-i(p)/fabricators dt. 24.01.2022 (ii) the unique code shall be provided by the firm by punching / embossing on each set of tws, so that it can be correlated with the type of set- i.e., the type of flexure and the specified limit of degree of flexure suitable for left-hand or right-hand application. (iii) firm to supply 10 % additional fittings with each set as per note-26 of rdso drg. t-9775 alt. 2 of list ' a '. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44824062

04 May, 2026 NA

Multi City - Multi State

Tender For corrigendum : supply of 10125 mm curved switch with 60 e1 a1 thick web tongue rail and 60 kg. 60e1 r260 grade stock rail for 1 in 12, bg 60 kg. turnout on psc sleeper to rdso drawing no. t-8780 alt. 4 or latest alt if any with elastic fasteners and spring operated setting device (rdso-t-6216 with latest alteration), confirming to irs specification no. t- 10- 2025, irs t-12-2009 for flat bottom rails and irs t- 62- 2025 for end forging of thick web asymmetrical rails, including nylon cord reinforced grsp with confirming to irs specification t- 55- 2025 (rev. 1) or latest if any and supply of all components/fittings listed as per annexure-a and excluding elastic rail clips, insulating liner, plate screw & singlecoil spring washer etc. ( the alt. in drawings & specification issued by rdso upto 10 days prior on tender opening date shall be applicable in this tender ) firm to note : nylon cord reinforced grsp should only be purchased from rdso-approved sources through process inspection. note: -(i) the responsibility to procure rails will solely lie with the manufacturer (bid including rail cost / per set) in terms ofrailway board letter no. 2022/ track-i(p) / fabricators dt. 24.01.2022 (ii) the unique code shall be provided by the firm by punching/embossing on each set of tws , so that it can be correlated with the type of set- i. e ., the type of flexure and the specified limit of degree of flexure suitable for left-hand or right-hand application. (iii) firm to supply 10 % additional fittings with each set as per note-28 of rdsodrg. t-8780 alt. 4 of list 'a'. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :44807324

13 Apr, 2026 NA

Mughalsarai - Uttar Pradesh

Tender For supply of 6400 mm curved switches with 60 e1a1 thick web tongue rails for 1in 8.5 turnout bg (1673 mm) for 60e1 rail with r260 grade on psc sleepers as per rdso drawing no. t-9775 with alteration 3 in accordance with rdso's standard drawing no.t-9774 alteration 2 and conforming to irs specification no. irs:t-10-2025 & irs:t - 62 -2025 (complete set) with latest revision/corrigendum/amendment complete with all parts listed in the sub assembly rdso drawing no. t-9775 but excluding standard fish plates, fish bolts, elastic rail clips, insulating liners/metal liners as amended up-to date of closing of e- tender. rails needed for fabrication purpose for tongue rails, stock rails and check rails will be arranged by supplier at his own cost in terms of railway board's letter no. 2022/track-1(p)/fabricators dt. 24.01.2022. list of fittings attached as annexure-c [ warranty period: 30 months after the date of delivery ]

Central Government / Public Sector

CTN :44821332

11 May, 2026 NA

Bhubaneswar - Odisha

Tender For corrigendum : manufacture and supply of 6400 mm over-riding lh/rh derailing switch 1 in 8.5 with curved tongue rail for 60e1 rail conforming to rdso layout drg. no. t-6068, alt-5 with all fittings as per parts listed in the drawing but excluding ncr grsp, insulating liners, erc, fish plates and fish bolts. specification: irs specification irs:t-10-2025 this is a safety item [ warranty period: 30 months after the date of delivery ]

Central Government / Public Sector

CTN :44801015

11 May, 2026 NA

Bhubaneswar - Odisha

Tender For corrigendum : manufacture and supply of hvn-66 insulating liner conforming to rdso drg. no t-8992 alt. 2suitable for 60kg (uic)/60e1 rails.this is a safety item. specification: irs specification for glass filled nylon-66/ high viscous nylon-66 insulating liners sl. no t-44-2025 (third revision). [ warranty period: 30 months after the date of delivery ]

CTN :44807305

14 Apr, 2026 NA

Multi City - Multi State

Tender For manufacture and supply of high viscous nylon-66 (hvn-66) insulating liner to rdso drg. no.t-8992 (alt-2) for use with psc sleeper and confirming to irs specification t-44-2025 (third revision). [ warranty period: 30 months after the date of delivery ]

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