supply of set of pneumatic cylinder of sliding door for lhb coaches consisting of 2(two) items :-(1) pneumatic fluid power-single rod cylinder 1000 kpa (10 bar), 25mm bore, nominal stroke 740mm to drawing no. sk. no. llh-21/2015 (sheet-1 type-b & sheet-2), alt no.- nil with latest alteration. qty/set-1no.(2) pneumatic fluid power-single rod cylinder 1000 kpa (10 bar), 25mm bore, nominal stroke 410 mm to drawing no. sk. no. llh-21/2015 (sheet-1 type-a & sheet-2), alt no.- nil with latest alteration. qty/set-4nos.mat. spec.:-as per drawing and is:12723- 1988 & iso: 6432-1985, mdts: 082 rev-04, with latest revision and amendments.warranty as per clause no. 08 of mdts: 082 rev-04