supply of set of door latch assembly for sb - 1, 2 & hb - 1, 2 doors of 3-phase locos as per els/lgd drg. no. c/els/lgd/b.f/3/42 ref nos. 01 to 07 or latest if any. , set of door latch assembly for sb - 1, 2 & hb - 1, 2 doors of 3-phase locos as per els/lgd drg. no. c/els/lgd/b. f/3/42 ref nos. 01 to 07 or latest if any. set consisting of 07 items as given below: 1) ref no. 01 base plate as per is: 6603 & m aterial: stainless steel. - 01 no/set 2) ref no. 02 lock plate as per is: 6603 & material: stainless steel - 01 no/set 3) ref no. 03 s upport plate as per is: 6603 & material: stainless steel- 01 no/set 4) ref no. 04 fixing screw as per is: 1364/ 1367 & material: s teel -04 nos/set. 5) ref no. 05 flat washer as per is: 2016 & material: steel - 04 nos/set 6) ref no. 06 spring washer as per is: 3063 & material: steel- 04 nos/set 7) ref no. 07 hex nut as per is: 1364/ 1367 & material: steel- 04 nos/set [ warranty perio d: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]