24 fibre armored optical fibre cable as per rdso specification no. irs tc-55/2006 rev 1 with amendment 3 or latest

Electric key transmitter (rotary type) single key drg. no. sa - 22601 (adv.) alt. 4, specn. no. irs : s - 21/2001, irs : s - 23/88.

Desk type magneto telephone as per rdso specification no. irs tc-36/97 with amnd. 1 or latest. spec:

Supply of underground, armoured, unscreened, railway signalling cable pvc insulated copper conductor confirming to specn. no. irs:63/2014 rev. 4.0 or latest amendment of size 12 core x 1.5 sq. mm.

Oil based carrier fluid for magnetic particle inspection. specn: mat. spec.:- astm-e709-21 with latest revision & amendment

Oil pump for converter for wap7 & wag9 locos. specn/ drg no:- clw specn. no. clw/es/3/0107 alt-g with latest alt. & rdso specn no. e10/3/09 (motor) with amendment nos. 01,02,03,04,05&06 with latest .

Supply of polythene insulated polythene seathed jelly field pijf 20 pair cable 0.5mm dia as per rdso-spn-no. irs: tc-41/97 with amendment no-2

Simplified battery charger to icf specn. no.icf/elec/067 rev. a with cs-1 & 2 along with latest amendment/alteration if any

Channel pin single side grooved 7mm dia (for 4mm dia bond wire) as per spec. irs:s-17/75 with latest amendment as per drg. no. s/69/m/irs with latest alteration. spec:

Manufacture and supply of various types of washers conforming to irs specification irs:t-10-2025 with latest amendment i.e. 30 days prior to initial date of tender opening.