supply of shims for aar h type tight lock & cbc shims consisting , modified set of shims for aar h type tight lock enter buffer coupler for lhb c oaches as per rdso drawing no cg-15090, alt-nil. one set consists of 01 no. of size: 3mm, 5mm , 10mm, 15mm, 20mm each. material specification is: 2062-2011 amendment -1 e410 br. nabl certi ficate for material specification is required at the time of delivery of material. [ warranty p eriod: 30 months after the date of delivery ] ] , a set of cbc shims consisting of 03 items: (1) shims for aar h type tight lock cbc size 03 m m as per drg. no.cg-15090,qty - 500nos (2) shims for aar h type tight lock cbc size 05 mm as per drg. no. cg-15090, qty - 250 nos (3)shims for aar h type tight lock cbc size 10mm as per drg. no.cg-15090, qty - 150 nos. [ warranty period: 30 months after the date of delivery ] ]