Tenders for Supply of Inter Lock Washer For Size M20 For Traction Link And Pivot Housing Bolts, As Per S.C.Railway Drg. N O.C/Els/ Lgd/Fstr/4/5 In Pair With Glued With Non-Permanent Glue. Paired Washer Thickness 6.2Mm. Warrant Y Period: 30 Months After The Date Of Delivery