supply of set of modified safety cl s for brake hanger pins of wap7 & wag 9hc locos as per ref nos 1 & 2 of s.c.rly drg no.c/els/lgd/bogie/4/129 . set consists of two items as follows: , set of modified safety clamps for brake hanger pins of wap7 & wag 9hc locos as per ref nos 1 & 2 of s.c.rly dr g no.c/els/lgd/bogie/4/129 . set consists of two items as follows:1) l clamp (ref no 1 of drg) - 01 no/set 2) c clamp with 135 mm as against 125 mm (ref no 2 of drg) - 01 no/set . note: one sample to be got approved before effecting bulk supply [ wa rranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]