supply of set of o/h kit of nei make axle box for wap4 locos. each set consisting of-- (1) thrower to neis drg. no.- x-122 (rev.-k), part no.-3= 1 no. (2) plain inner race rb5020 to neis drg. no.- x-12 2 (rev.-k)= 2 nos. (3) inner distance piece to neis drg. no.- x-122 (rev.- k), part no.-4= 1 no. (4) out er distance piece to neis drg. no.- x-122 (rev.-k), part no.-5= 1 no. (5) roller bearing rb 5020 to neis drg. no.- x-122 (rev.-k), part no.-21= 2 nos. (6) inner thrust coller to neis drg. no.- x-122 (rev .-k), part no.-11= 1 no. (7) outer thrust coller to neis drg. no.- x-122 (rev.-k), part no.-10= 1 no. [ 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 ] ] electric loco shed stores/src, west bengal 24.00 set