Latest fresh air filter Tenders | Government fresh air filter Tenders

Central Government And Public Sector

CTN :45050082

28 May, 2026 NA

Dibrugarh - Assam

Tender For supply of set of return & fresh air filter(4 nos. return air filter and 4 nos. fresh air filter ) for lhb type ac coaches, conforming to rdso spec. no. rdso/pe/spec/ac/0055-2003 (rev.2) with drg no. rdso/pe/sk/ac/0073-2004 (rev-1) and rdso/pe/sk/ac/0074-2004,(rev-1) or latest. [ warranty period: 30 months after the date of delivery ]

State Government

CTN :45019817

27 May, 2026 NA

Tiruvallur - Tamil Nadu

Tender For filter media unloading and loading of gravity sand filters (gsf) a b e and f

CTN :44653136

07 May, 2026 NA

Etawah - Uttar Pradesh

Tender For corrigendum : tender for supply of wick long tab , valve plug , o ring ohaulingkithp pumpseal retainer , front , anode plug , hp pump seal kit , oil filler cap , oil seal crankshaft , plunger rod pin , v-packing case , hp pump female adapter , hp pump male adapter , valve spring retainer , valve plug 70 kg , hp pump anode plugs , seal kit , valve set , oil seal crankshaft , connecting rod assebly , plunger rod , plunger rod pin , oil seal crank case , seal retainer - 2 pc , barrier slinger , hp pump inlet manifold , adaptor h.p.pump , male adaptor , v packing spacer , spacer with coil springs , valve plug 70kg , o ring overhauling kit , crankcase casing , straight connector 3-8 , permeate male elbow , cartridge filter element , nozzleset for filter consist of filterhead tube strainer , frp filter type 1354 , nozzle set for frp filter 1354 , nozzle set for sand filter , head distributor , media for sand filter grade-i , support gravel 1.5-3.0 mm , support gravel 2.0-3.0 mm , dolomite , membrane cleaner 22 , membrane cleaner 33 , membrane solution 44 , h.p pump c case oil , jubilee clips 00 13 mm to 20 mm , s.s jubilee clips 1x 30 mm to 40 mm , ss jubilee clips 2x 45 mm to 60 mm , high pressure manifold 3 x 2 arrangement , high pressure manifold 6 x1 , module bypass nozzle , support bracket , pure water manifold , pu9 hose , tie rod nut high , h p connection feed/brine , lip seal dt module , membrane cushion , blue hydraulic disc , o ring for head distributor assembly , o ring hp connection , o ring hydraulic disc , o ring distance fitting inside , o ring distance fitting outside , o ring tie rod screwing inside , o ring crank case cover , o-ring pos. no. 412 for speck pump npy 2051 , high pressure hose module outlet , hp flexible hose , h.p hose feed inlet-brine outlet , brine r/w h.p. flexible hose , brine r/w hp flexible hose-xl , brine raw water high pressure , rubber hose from c-f outlet to hp pump inlet 20-30tpd , lp hose for prefilter pump , hose for pk-20 pump in-out , product water flex hose-fm manifold to plant , lp hose brine - permeate , end conn hoses brine/permeate , rubber hose 20mm , lp hose for air line , av mount akcc 85m , mounts for plant , a/v mount for hp pump trolly , h.p pump driving belt set of 2 , coupler for victaulic coupling 1 , victaulic couplers 1.1-4 , belt spanner , pulsation damper , jubilee clip 40mm , membrane solution 44 , pressure switch , belt hp pump driving , hp pump anode plugs , contractor , o-ring for deacidification filter , o-ring for cartridge filter , kit wear parts , sleeve gasket , neck ring p 45 , neck ring retainer , motor for 30tpd filter prefilter pump , mechanical seal p 105 , sleeve gasket p 37 , corrugated spring p 60 , spacing pipe - 66.a , bearing ring p 47a , spacing pipe -p 64.c , slotted nut p 67 , coupling complete for pump 202699 p 8 , stay bolt for pump p 26 , chamber complete p 4 , neck ring p 45 , neck ring retainer , pump shaft complete for pump 202699 p 51 , chamber with bearing ring p 4a , impeller , spacing pipe - p 64.a , wear part kit - repair kit , split pin , ball bearing , p 154 , shaft pin p-10 , top guide vane p 50a , spacing pipe p 64 , chamber stack for pump 202699 p 80 , chamber , crn 1- 4 pump spindle , crn 1- 4 pump shaft seal p-105 , o-ring 137.5 od x 3.3 thk , shaft pin 50d x 26l , o-ring 16.3od x 2.4 thk 100 , neck ring , neck ring retainer , impeller 30.6id x 73 od x 9h , shaft seal , chamber with bearing ring , neck ring retainer , chamber with bearing ring) , shaftseal p105 , kit , gaskets , cm 3-5 pump 415v 3ph 50hz.ip55 , cm 3-5 sleeve p-16 , cm 3-5 impeller p-49 , chamber , seal ring , filter pump permeate pump , filter permeate pump casing , ring-circlips p-931 , filter permeate pump grub screw , o ring , shaft seal , casing p-1 , reverse vane impeller , p-2b , shaft p-6 , cover for mech seal , sleeve shaft p-14 , i b bearing p-16 , o.b. bearing p-18a , circlip internal p-18b , oil drain plug

Central Government/Public Sector

CTN :45037758

11 May, 2026 NA

Delhi - Delhi

Tender For supply of set of filter consisting two filter (i) fresh air filter size - 270x225x50 mm as per rdso/pe/spec/ac 055-2003 rev.-2, suitable for vande bharat rake as per en45545 hl (1-3) compliance required for vande bahart express. [ warranty period: 30 months after the date of delivery ]

Central Government And Public Sector

CTN :45026080

08 May, 2026 NA

Dibrugarh - Assam

Tender For supply of set of return & fresh air filter for lhb type ac coaches ( one set consist 02 nos. of return air filter and 02 nos. of fresh air filter) , conf. to rdso spec. no. rdso/pe/spec/ac/0055-2003 (rev.2) with drg no. rdso/pe/sk/ac/0073-2004 (rev-1) and rdso/pe/sk/ac/0074-2004,(rev-1) or latest. [ warranty period: 30 months after the date of delivery ]

CTN :45006600

06 May, 2026 97.2 Thousand

Mandi - Himachal Pradesh

Tender For restoration of rain damages to wss kandha seglu dharot in gp musrani tehsil chachiot distt mandi hp. (sh:- placing of already extracted filter media and providing and placing top layer fine sand).

Central Government/Public Sector

CTN :44978104

04 May, 2026 11.55 Lacs

Ganganagar - Rajasthan

Tender For replacement of filter media of slow sand filters and maintenance of water supply line at 140 bn bsf satrana under shq bsf bikaner

CTN :44985671

05 May, 2026 99.0 Thousand

Mandi - Himachal Pradesh

Tender For restoration of rain damages of lwss tandi tehsil chachiyot distt. ma ndi.(sii: replacement of filter media (fine sand)filter bed.

Central Government/Public Sector

CTN :44980766

02 May, 2026 NA

Mumbai - Maharashtra

Tender For supply of sidwal make hvac (rmpu) spare fresh air filters for vande bharat as per rdso specification no. rdso/pe/spec/emu/0196-2019 (latest) along with latest annexure and addendum/corrigendum to m/s. sidwal part no. kad8703059566 suitable to vande bharat rakes [ warranty period: 30 months after the date of delivery ]