supply of one set of ss tubes and double ferrule , one set of ss tubes and double ferrule for brake piping arrangement of lhb bogies consisting of 1. bulk head elbow ( with conical seating) 3/4-inch od x m26 x 1.5(m) to drg. no. icf/std-3-5-113 item-1, alt -c, qty.3 no?s 2. bulk head elbow 3/4-inch od to drg. no. icf/std-3-5-117 item-1, altbqty-1nos 3. male elbow (with conical seating) 1/2-inch bspt(m) x m26 x 1.5(m) to drg. n o. icf/std-3-5-115 item-1, alt- nil, qty-8nos 4. special adapter 1/2-inch bsp (m) x 1/2-inch bsp(f) to drg. no. icf/std-3-5-116 ite m-1, alt-b qty- 4 nos 5. male branch tee union (with conical seating) 3/4-inch od x m26 x1.5(m) to drg. no. icf/std-3-5-132 item-1, alt-nil, qty-1nos 6. bulk head swivel union 3/4-inch od to drg.no. icf/std-3-5-133 item-1, alt-nil. qty-2 nos 7. union tee 3/4-inch od to drg. no. icf/std-3-5-018 item-2, alt-a. qty-1no. 8. bulk head male connector (with conical seating) 3/4-inch od x m26 x 1.5( m) to drg.no. lwscwac-3-5-005 item-1, alt-nil. qty-2 nos 9. ss seamless pipe 3/4-inch od x 6000 mm astm a269 gr. tp 304 to i cf/md/spec-166 issue status-01, rev-04, qty-1no. [ warranty period: 30 months after the date of delivery ] ]