supply of one set of ferrule fittings required for lhb coaches consisting of following: (1) street elbow 1 bsp(f) x 1 bspt(m) to drg. no. icf/std 3-5-129 alt. a item no.-4 qty.- 1 nos. per set (2) pipe nipple 1 bspt(m) x 150 mm long to astm a312 schedule 80 ss-304 qty- 1 nos. per set. , one set of ferrule fittings required for lhb coaches consisting of following: (1) street elbow 1 bsp(f) x 1 bspt(m) to drg. no. icf/std 3-5-129 alt. a item no.-4 qty.- 1 nos. per set (2) pipe nipple 1 bspt(m) x 150 mm long to astm a312 schedule 80 ss-304 qty- 1 nos. per set. [ warranty period: 48 m onths after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]