supply of sealed glass unit for lhb fixed window of lhb coaches to rcf drg. no. lw54104, alt-g.sealed glass unit for lhb fixed window of lhb coaches to rcf drg. no. lw54104, alt-g.,sealed glass unit for lhb fixed window of lhb coaches to rcf drg. no. lw54104, alt-g. m aterial conforming to rcf specification no. mdts 089, rev-04. note : glass for glass unit should be procu red only from reputed manufacturers like : (i) m/s saint gobain (ii) m/s modiguard (iii) ais tata [ warran ty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted : max 8 lacs ] ] => limited