Hardened thread forming tapping screw (self tapping) round head cone end type, size (number): 10 x 7/8 , make: gkw or similar. matl.& specn : is: 5957 / 2003 (2nd rev.) or latest.

High tensile tight lock transition centr [high tensile tight lock transition centre buffer coupler suitable to fit pocket sized of wap-7 electric locomotives to rdso spec. no. mp-0.41.00.05 (rev.03) may 2022 and rdso approved latest detailed drgs. & str no.-56-bd-07. drawing # skdl-4801 alt-nil]

Sealed maintenance free valve regulated lead acid battery (vrla) 1100 ah capacity confirming to rdso specification no: rdso/pe/spec/ac/0009-2014 (rev. 2) . per set of 56 cells with inter cell and end cell connectors including trays for ac coaches fitted with inverter operated roof mounted ac package units.

Working and non-working net-1&2 power contactors, 3 pole, 1000v ac operational voltage, 50hz, suitable for 100kva, 750v ac, on load switching under ac-6a category at temperature of 70 c & coil voltage 110v +25 percent -30 percent dc at temperature of 70 c with surge suppressor, aux. contacts 2 no + 2nc confirming to rdso spec rdso/pe/spec/tl/0195 - 2019 ( rev. 0 ). for lslrd coach. make : 1) abb ( af 190 b-30-22rt-12 ) , 2) siemens (3rt10566la 068 k + 3rt 1955af 318k )3) l&t ( mo 140 ) , 4