supply of polyster staple fibre pillow to size 45x30x10 cms. and weight 400 gms.+ / -5% with protective cover cloth of 100% cotton mill made superior quality for 2ac & 3ac coaches. construction details: material polyster staple fibre, fibre content 100% virgin hollow fibre non compressed in the form of sheets. identification of fibre hollowness will be as per is:667 / 81 ( reaffirmed 2008 ) each pillow should be stamped with indian railway logo, manufacturer name, trade mark, month & year of manufacture in such a fashion that it will not be washed away while repeated washing. tolerance limit for product size: plus or minus 2% and with following sampling and testing method : 1. sampling plan for visual inspection-is 2500:2000 part 1, gil ii, aql 2.5 2. sampling plan for laboratory testing- as per is 745:2003 for sampling purpose only. 3.test requirement and its methods- i ) identification of fibre and % composition of filling material as per is:667 / 1981. ii ) identification of fibre and % composition of protective cloth as per is:667 / 1981. iii ) hollowness of fibre ( microscopic examination ) . . [ warranty period: 30 months after the date of delivery ]