liner, size- 75 x 17 x 3 mm for bolster column outer gibs fig.-41, para- 5.4.3 of g-95 (rev.-1) with amndt. no.-5 and rdso specn. no. wd-21 casnub-22 nlb-93.rev-2 july 02 with amndt. no. -6. matl. & specn. is: 3885/1992 with amndt. 1 pt.-1, gr.-iv, bhn (3