supply of polyester staple fibre pillow for 1st ac coachespolyester staple fibre pillow for 1st ac coaches,polyester staple fibre pillow for 1st ac coaches confirming to the specification described below: i) size: 67 cms. x 45 cms. x 14 cms. (plus/minus 2 percent ) ii) filling material 100% white virg in hollow siliconized polyester fibre of 7 denier (minimum) or hollow siliconized conjugated polyester fibre of 7 denier (minimum) in the form of sheets. identification of fibre hollowness will be as per is:66 7/1981complying the following parameters: iii) weight of pillow: 650 gms. (plus/minus 5%), iv) pillow s hould be surrounded by white virgin hollow fibre bonded sheet of 20 mm thickness (minimum) v) cove ring cloth white should be plain weave containing 60-70% polyester yarn and balance cotton, cloth we ight should be 100 g/m2 (minimum) vi) pillow should be resistant to normal wash, vii) monogram : at t he corner of the pillow the woven cloth monogram of size 7 cms. x 5 cms. is to be stitched containing (a)south eastern railway in hindi and english, (b) year and month of manufacturing, (c) name of t he manufacturer and brand, (d) ac service. viii) the firm shall disclose the source of virgin hollow fibr e and submit certificate from manufacturer of virgin fibre with wtc for the virgin fibre at the time of sa mple submission and at time of inspection and supply to the inspecting agency. firm should also subm it undertaking that only virgin fibre is being used for manufacturing of polyester staple fibre pillow. [ 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 ] ] => limited