Tender For supply of set of thermoplastic polyurethanespringpads (happy pad) for primary & secondary suspension of wap-4 locos as per rdso specn. no. mp-0.4 0.99.01 (rev-3) augut-2017 set consisting 02 items 80 nos. as under 1) springpad for primary suspension to rdso drg. no skvl-282 =48 nos. 2) springpad f or secondary suspension to rdso drg. no. skvl-283 =32 nos. [ warranty period: 30 months after the date of delivery ]