tender for procurement of macawber beekay make mrhs spares for unit no. 1 & 2 at 2x600mw sstpp, mppgcl, dongalia (as per tender schedule) , complete 200 nb dome valve assembly consisting of c.i. dome, (w.c.t.p.), air limit switch, silicon insert seal & air cylinder with pneumatic panel , insert ring , part no:- mb 7508 d , spigot piece , part no:- mb 7509 d , top plate (water cooled) , part no:- mb 7510 d , external v-ring , part no:- n 1401 , o-ring (silicon) , part no:- n 1035 , bearing , part no:- mb 2389 e , shaft seal , part no:- n 1458 , seal spacer , part no:- mb 2344d , spring pin inner , part no:- n 2501 , spring pin outer , part no:- n 2502 , torque arm , part no:- mb7687d , bearing torqe arm , part no:- mb7688d , striker arm , part no:- mb6932d , cylinder support arm , part no:- mb7689d , pivot shaft (s.s. 316) , part no:- mb9198d , valve body , part no:- mb 1655 d , o-ring (spigot ring) , part no:- n 1066 , pneumatic & instrumentation items , pressure switch (seal+convey) , part no:- b 2241 , pressure switch (vessel pr. low) , part no:- b 2242 , pressure switch (vessel pr. hi) , part no:- b2244 , 2/2 diaphragm optd. solenoid valve,1/2,24vdc , part no:- b 2348 , solenoid valve 1/4, 5/2 single coil, 24v dc , part no:- b 1502 , solenoid valve 1/4, 5/2 double coil, 24v dc , part no:- b 1504 , quick exhaust valve 3/4 , part no:- b 1051 , quick exhaust valve 1/4 , part no:- b 1052 , air cylinder ø100 x 250mm , part no:- b3275 , air limit switch 1/4 , part no:- mb 6764 d , exhaust silencer 1/2 , part no:- b 3409 , connector (mf-20-15-35) , part no:- n 4056 e , special fitting with check nut , part no:- n 2878 e , vessel bosster assembly , part no:- mb 7274 e , seal kits & repair kits , seal kit for air cylinder dia100 x 250, stroke (iso cylinder) (b3275) , part no:- b3289 , seal kit for 50 nb blow/poppet valve (mb1301d) , part no:- b1314 , repair kit for 50 nb blow /poppet valve (mb1301d) , part no:- b1315 , seal kit for 2/2 diaphragm optd. solenoid valve, 1/2,24vdc (b2348) , part no:- b2359 , seal kit for quick exhaust valve 1/4 (b1052) , part no:- b1055 , seal kit for air limit switch 1/4 (mb6764d) , part no:- b1654 , denseveyor model 6/8/5 below pyrite hopper for boiler unit# 1 & 2 as per drg. no. mb/c-1123/76021d ra (18 nos.) , bare shell vessel of densveyor model d6/8/5 with legs but without any other item such as piping & dome valve d6/8/5 , part no:- mb6919d , abs (ms erw flanged pipe as per is:1239 p2) , part no:- mb2081d-04 , pyrite hopper below discharge of mill a, b, c, d & e of unit # 1 & 2 as per drg. no. mb/c-1123/77810d (sheet 1 of 2) r1 (10nos.) , pyrite hopper body (10 mm thick) , part no:- mb/c-1123/77210d , metalic expansion bellow , part no:- std , 200 nb outlet adapter , part no:- mb7378d , 200 nb inlet adaptor , part no:- mb/c-1123/78279d , grid (size 70x50) one set has 2 nos , part no:- , metallic expansion joint between pyrite hopper & spool piece for boiler unit 1 & 2 as per drg. no. mb/c-1123/76022d r1 (18 nos.) , complete 50 nb blow / poppet valve assembly , part no:- mb1301d r3