supply of maintenance kit for unloader solenoid valve , maintenance kit for unloader solenoid valve as per ftrtipl part no. - 790 013 117 cons isting of following items (i) o ring, ftrtipl part no.- 038 7050 00a- 01 no. (ii) o ring, ftrtipl part no.- 013 7110 00a - 01 no. (iii) o ring, ftrtipl part no.- 013 7100 00a - 01 no. (iv) o ring, ftrtip l part no. - 013 7030 00a - 01 no. (v) special nut, ftrtipl part no. - 013 8135 00 - 01 no. (vi) sleeve sub assy., ftrtipl part no. - 013 1110 00a - 01 no. (vii) core assy., ftrtipl part no. - 013 2015 00a - 01 no. (viii) conical spring, ftrtipl part no. - ft013 2015 00 - 01no. (ix) o ring, ftrtipl part no.-0 11 7020 00a for three phase locos [ 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 ] ]