supply of kit of spares for ep valve type nc4 consisting of 5 items etc.kit of spares for ep valve type nc4 consisting of 5 items etc.,kit of spares for ep valve type nc4 consisting of 5 items - (1) upper valve assembly = 1 no. as per clws drg. no. 4twd.111.118 (alt.-14), sheet-20. (2) lower valve assembly = 1 no. as per clws drg. no. 4twd.111.118 (alt.-14), sheet-21. (3) nylon spindle = 1 no. as per clws drg. no. 4tw d.111.118 (alt.-14), sheet-19. (4) copper washer = 1 no. as per clws drg. no. 4twd.111.118 (alt.-14 ), sheet-18. (5) spring = 1 no. as per clws drg. no. 4twd.111.118 (alt.-14), sheet-11. (material spec. of spring should be follwed as per is: 7608/1987). [ warranty period: 30 months after the date of deli very ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] electric loco in stores/bksc, jharkhand 1036.00 set ser electric loco shed stores/kgp, west bengal 8696.00 set