supply of procurement of fire retardant curtain fabric cloth for 1st ac coaches etc.procurement of fire retardant curtain fabric cloth for 1st ac coaches etc.,fire retardant curtain fabric cloth for 1st ac coaches as per rdsos spec. no. c-9911 (rev.3) of february 2005 with 6 amendments -last amendment slip no.6 of august 2016 & corrigendu m no.1 of may 2015, width 120 cm +2/-0 cm, mass: 250 plus or minus (+/-) 20 gms per square meter, colour shade and pattern as per rdsos approved sample grade no. (i) ppa-57/1a or fr 1316828-76a . [ 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 ] ]