supply of procurement of packing ring for wheel tread wear, size- od=254 mm, id=120 mm and thick 13 & 22 mm (each set consisting of 13 mm=16 nos & 22 mm=04 nos) to rdso/sk-97072, alt-nil and rdso specn. no.- c 9703/oct.1997procurement of packing ring for wheel tread wear, size- od=254 mm, id=120 mm and thick 13 & 22 mm (each set consisting of 13 mm=16 nos & 22 mm=04 nos) to rdso/sk-97072, alt-nil and rdso specn. no.- c 9703/oct.1997,packing ring for wheel tread wear, size- od=254 mm, id=120 mm and thick 13 & 22 mm (each set consisting of 13 mm=16 nos & 22 mm=04 nos) to rdso/sk-97072, alt-nil and rdso spce n. no.- c 9703/oct.1997. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited