supply of fixed glass unit for hopper window lower, size-622x521x18.38mm as per rcf drg. no. lw54160, alt.- b, conforming to rcf spec. no. mdts 089, rev.-04fixed glass unit for hopper window lower, size-622x521x18.38mm as per rcf drg. no. lw54160, alt.- b, conforming to rcf spec. no. mdts 089, rev.-04,fixed glass unit for hopper window lower, size-622x521x18.38mm as per rcf drg. no. lw54160, alt.- b, conforming to rcf spec. no. mdts 089, rev.-04 [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]