supply of set of rubber gasket for air flow relay qvrh-01 no., qvmt-02 nos., & qvsl -02 nos. to drg.no. elw/bsl/wam-4/4/124.198 alt-2 , set of rubber gasket for air flow relay qvrh-01 no., qvmt-02 nos., & qvsl -02 nos. to dr g.no. elw/bsl/wam-4/4/124.198 alt-2. & qvsi-02 nos. to drg. no. elw/bsl/4/f.98.005 or latest (04 item s 07 nos.) (this is shelf life items and should be procured with staggered delivery period. supplier to men tion /print date of manufacturing on the item & item to be supplied within 90 days of manufacture date.) [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]