supply of tee head bolt complete with hex nut , tee head bolt complete with hex nut, plain washer and spring washer for 203 mm bogie mounted brake cylinder for emu / memu coaches consisting of (1) t head bolt fully threaded to size m12x45 mm long property class 8.8 to is 2014:1996 ( reaffirmed year: 2022) & is 1367:part 3:2017, qty- 01 no. (2) spring washer to size m12 to is 3063:1994 (reaffirmed year: :2021), qty- 01 no. (3 ) plain washer to size m12 to is 2016:1967 (reaffirmed year: : 2021), qty- 01 no. (4) hex nut to size m12 property class 8.0 to is 136 4:part:3:2018 & is 1367:part 3:2017, qty- 01 no. (one set having 04 items of 01 no each) [ warranty period: 30 months after the dat e of delivery ] ]