| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Valve Spindles and Valve Gear | 50502-07 |
| MAN B&W | L21/31 | Rocker arm, exhaust complete, incl. item 034, 046, 071, 083 | 50502-07-010 |
| MAN B&W | L21/31 | Rocker arm, inlet complete, incl. item 034, 046, 071, 083 | 50502-07-022 |
| MAN B&W | L21/31 | BOLT | 50502-07-034 |
| MAN B&W | L21/31 | BEARING BUSH | 50502-07-046 |
| MAN B&W | L21/31 | NUT | 50502-07-071 |
| MAN B&W | L21/31 | ADJUSTING SCREW COMPLETE, INCL. ITEM 095,117 | 50502-07-083 |
| MAN B&W | L21/31 | CIRCLIP | 50502-07-095 |
| MAN B&W | L21/31 | THRUST PIECE | 50502-07-117 |
| MAN B&W | L21/31 | THRUST PIECE | 50502-07-129 |
| MAN B&W | L21/31 | VALVE BRIDGE COMPLETE, INCL. ITEM 071,129,154 | 50502-07-130 |
| MAN B&W | L21/31 | ADJUSTING SCREW | 50502-07-154 |
| MAN B&W | L21/31 | CONICAL RING 2/2 | 50502-07-178 |
| MAN B&W | L21/31 | ROTOCAP COMPLETE | 50502-07-191 |
| MAN B&W | L21/31 | SPRING | 50502-07-201 |
| MAN B&W | L21/31 | SCREW | 50502-07-213 |
| MAN B&W | L21/31 | O-RING | 50502-07-237 |
| MAN B&W | L21/31 | SHAFT | 50502-07-249 |
| MAN B&W | L21/31 | O-RING | 50502-07-250 |
| MAN B&W | L21/31 | VALVE SPINDLE,INLET AND EXHAUST | 50502-07-264 |
| MAN B&W | L21/31 | O-ring | 50502-07-536 |
| MAN B&W | L21/31 | MOLYKOTE | 50502-07-548 |
| MAN B&W | L21/31 | Cylinder Head, Top | 50510-05 |
| MAN B&W | L21/31 | O-ring | 50510-05-014 |
| MAN B&W | L21/31 | SCREW | 50510-05-026 |
| MAN B&W | L21/31 | WASHER | 50510-05-038 |
| MAN B&W | L21/31 | TOP COVER | 50510-05-051 |
标签归档：HND 21/31 for marine
agent HND 9L21/31 Regulating Device|HND 9L21/31 Distribution of accessories at the first level
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Regulating Device | 50902-09 |
| MAN B&W | L21/31 | Bearing bracket, complete incl. bush,5 cyl. engine | 50902-09-015 |
| MAN B&W | L21/31 | Bearing bracket, complete incl. bush,6 cyl. engine | 50902-09-015 |
| MAN B&W | L21/31 | Bearing bracket, complete incl. bush,7 cyl. engine | 50902-09-015 |
| MAN B&W | L21/31 | Bearing bracket, complete incl. bush,8 cyl. engine | 50902-09-015 |
| MAN B&W | L21/31 | Bearing bracket, complete incl. bush,9 cyl. engine | 50902-09-015 |
| MAN B&W | L21/31 | Screw,5 cyl. engine | 50902-09-027 |
| MAN B&W | L21/31 | Screw,6 cyl. engine | 50902-09-027 |
| MAN B&W | L21/31 | Screw,7 cyl. engine | 50902-09-027 |
| MAN B&W | L21/31 | Screw,8 cyl. engine | 50902-09-027 |
| MAN B&W | L21/31 | Screw,9 cyl. engine | 50902-09-027 |
| MAN B&W | L21/31 | Spring pin | 50902-09-039 |
| MAN B&W | L21/31 | Setting ring | 50902-09-040 |
| MAN B&W | L21/31 | Sleeve | 50902-09-052 |
| MAN B&W | L21/31 | Lever | 50902-09-064 |
| MAN B&W | L21/31 | Screw | 50902-09-076 |
| MAN B&W | L21/31 | Spring pin | 50902-09-088 |
| MAN B&W | L21/31 | Distance bush | 50902-09-111 |
| MAN B&W | L21/31 | Nut | 50902-09-123 |
| MAN B&W | L21/31 | Safety lever,complete | 50902-09-135 |
| MAN B&W | L21/31 | Nut | 50902-09-147 |
| MAN B&W | L21/31 | Screw | 50902-09-159 |
| MAN B&W | L21/31 | Nut | 50902-09-160 |
| MAN B&W | L21/31 | Nut | 50902-09-172 |
| MAN B&W | L21/31 | Bracket | 50902-09-184 |
| MAN B&W | L21/31 | Screw | 50902-09-196 |
| MAN B&W | L21/31 | Shaft, 5 cyl. engin | 50902-09-206 |
| MAN B&W | L21/31 | Shaft, 6 cyl. engin | 50902-09-218 |
| MAN B&W | L21/31 | Shaft, 7 cyl. engin | 50902-09-231 |
| MAN B&W | L21/31 | Shaft, 8 cyl. engin | 50902-09-243 |
| MAN B&W | L21/31 | Shaft, 9 cyl. engin | 50902-09-255 |
| MAN B&W | L21/31 | Lock washer | 50902-09-267 |
| MAN B&W | L21/31 | Cylinder, complete(if mounted) | 50902-09-279 |
| MAN B&W | L21/31 | Screw | 50902-09-280 |
| MAN B&W | L21/31 | Stop screw | 50902-09-292 |
| MAN B&W | L21/31 | Lever, complete | 50902-09-314 |
Stock HND 8L21/31 Flexible External Connections|HND 8L21/31 Spare parts local agent
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Flexible External Connections | 51902-10 |
| MAN B&W | L21/31 | Fuel oil, inlet | 51902-10-018 |
| MAN B&W | L21/31 | Fuel oil, outlet | 51902-10-031 |
| MAN B&W | L21/31 | Waste oil, outlet | 51902-10-043 |
| MAN B&W | L21/31 | Lubricating oil from separator,inlet | 51902-10-079 |
| MAN B&W | L21/31 | Lubricating oil to separator,outlet | 51902-10-080 |
| MAN B&W | L21/31 | Lub. oil overflow, outlet | 51902-10-092 |
| MAN B&W | L21/31 | Oil vapour discharge, outlet | 51902-10-128 |
| MAN B&W | L21/31 | Venting pipe TC bearings | 51902-10-138 |
| MAN B&W | L21/31 | Venting to expansion tank/HT fresh water for preheating | 51902-10-163 |
| MAN B&W | L21/31 | LT freshwater,inlet | 51902-10-222 |
| MAN B&W | L21/31 | LT freshwater, outlet | 51902-10-234 |
| MAN B&W | L21/31 | Compressed air, inlet | 51902-10-271 |
| MAN B&W | L21/31 | Exhaust gas, outlet (DN 400) | 51902-10-329 |
wholesale HND 7L21/31 Prelubricating Pump with El-Motor|HND 7L21/31 The first level agent of spare parts
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Prelubricating Pump with El-Motor | 51504-05 |
| MAN B&W | L21/31 | Driving cove | 51504-05-254 |
| MAN B&W | L21/31 | Gear casing | 51504-05-266 |
| MAN B&W | L21/31 | End cover, complete, incl. item 386, 398, 408, 421, 433, 445, 457, 469 and 470 | 51504-05-278 |
| MAN B&W | L21/31 | Driving gear shaft | 51504-05-291 |
| MAN B&W | L21/31 | Gear shaft | 51504-05-301 |
| MAN B&W | L21/31 | Screw | 51504-05-313 |
| MAN B&W | L21/31 | Parallel pin | 51504-05-325 |
| MAN B&W | L21/31 | Retaining ring | 51504-05-337 |
| MAN B&W | L21/31 | Parallel key | 51504-05-349 |
| MAN B&W | L21/31 | O-ring | 51504-05-350 |
| MAN B&W | L21/31 | Rotary shaft seal | 51504-05-362 |
| MAN B&W | L21/31 | Pump, complete without el-motor | 51504-05-374 |
| MAN B&W | L21/31 | End cover | 51504-05-386 |
| MAN B&W | L21/31 | Piston | 51504-05-398 |
| MAN B&W | L21/31 | Spindle | 51504-05-408 |
| MAN B&W | L21/31 | Dome nut | 51504-05-421 |
| MAN B&W | L21/31 | Spring | 51504-05-433 |
| MAN B&W | L21/31 | Pipe nut | 51504-05-445 |
| MAN B&W | L21/31 | Screwed plug | 51504-05-457 |
| MAN B&W | L21/31 | Sealing ring | 51504-05-469 |
| MAN B&W | L21/31 | Sealing ring | 51504-05-470 |
| MAN B&W | L21/31 | Coupling, complete | 51504-05-482 |
| MAN B&W | L21/31 | El-motor, complete | 51504-05-494 |
| MAN B&W | L21/31 | Pre.lub oil pump, complete with el-motor | 51504-05-504 |
| MAN B&W | L21/31 | Ball bearing, rear | 51504-05-516 |
| MAN B&W | L21/31 | Ball bearing, front | 51504-05-528 |
Sell HND 8L21/31 Main Starting Valve|HND 8L21/31 for Diesel engine
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Main Starting Valve | 51310-04 |
| MAN B&W | L21/31 | Housing | 51310-04-116 |
| MAN B&W | L21/31 | Delay timer | 51310-04-128 |
| MAN B&W | L21/31 | Connectors | 51310-04-141 |
| MAN B&W | L21/31 | Screw | 51310-04-153 |
| MAN B&W | L21/31 | Washer | 51310-04-165 |
| MAN B&W | L21/31 | Retainer | 51310-04-177 |
| MAN B&W | L21/31 | Screen | 51310-04-189 |
| MAN B&W | L21/31 | O-ring | 51310-04-190 |
| MAN B&W | L21/31 | O-ring | 51310-04-200 |
| MAN B&W | L21/31 | Piston | 51310-04-212 |
| MAN B&W | L21/31 | Dampener, shock | 51310-04-224 |
| MAN B&W | L21/31 | O-ring, cap | 51310-04-236 |
| MAN B&W | L21/31 | Spring | 51310-04-248 |
| MAN B&W | L21/31 | O-ring | 51310-04-261 |
| MAN B&W | L21/31 | End cap | 51310-04-273 |
| MAN B&W | L21/31 | O-ring | 51310-04-285 |
| MAN B&W | L21/31 | Retainer | 51310-04-297 |
| MAN B&W | L21/31 | O-ring | 51310-04-307 |
| MAN B&W | L21/31 | Part of item 320 | 51310-04-319 |
| MAN B&W | L21/31 | Solenoid valve | 51310-04-320 |
| MAN B&W | L21/31 | Screw | 51310-04-332 |
| MAN B&W | L21/31 | Main starting valve,complete | 51310-04-344 |
| MAN B&W | L21/31 | Spare parts kit,comprising item 190, 200, 224, 248,261, 285 | 51310-04-356 |
Stock HND MAN 21/31 Frame – Front End|HND MAN 21/31 Local agent for accessories
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Frame – Front End | 51101-13 |
| MAN B&W | L21/31 | Cylindrical pin | 51101-13-049 |
| MAN B&W | L21/31 | Nut | 51101-13-277 |
| MAN B&W | L21/31 | Stud | 51101-13-289 |
| MAN B&W | L21/31 | O-ring,5 cyl. engine | 51101-13-290 |
| MAN B&W | L21/31 | O-ring,6 cyl. engine | 51101-13-290 |
| MAN B&W | L21/31 | O-ring,7 cyl. engine | 51101-13-290 |
| MAN B&W | L21/31 | O-ring,8 cyl. engine | 51101-13-290 |
| MAN B&W | L21/31 | O-ring,9 cyl. engine | 51101-13-290 |
| MAN B&W | L21/31 | Plug screw,5 cyl. engine | 51101-13-300 |
| MAN B&W | L21/31 | Plug screw,6 cyl. engine | 51101-13-300 |
| MAN B&W | L21/31 | Plug screw,7 cyl. engine | 51101-13-300 |
| MAN B&W | L21/31 | Plug screw,8 cyl. engine | 51101-13-300 |
| MAN B&W | L21/31 | Plug screw,9 cyl. engine | 51101-13-300 |
| MAN B&W | L21/31 | Plug | 51101-13-432 |
| MAN B&W | L21/31 | Washer | 51101-13-444 |
| MAN B&W | L21/31 | Guide pipe | 51101-13-623 |
| MAN B&W | L21/31 | Dipstick | 51101-13-635 |
| MAN B&W | L21/31 | Glue | 51101-13-755 |
| MAN B&W | L21/31 | Washer | 51101-13-838 |
| MAN B&W | L21/31 | Plug | 51101-13-851 |
provide CHINA 21/31 Digital Speed Control|CHINA 21/31 General agent of spare parts
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Digital Speed Control, Setpoint Programmer | 50945-02 |
| MAN B&W | L21/31 | Digital speed control | 50945-02-021 |
| MAN B&W | L21/31 | Setpoint programmer | 50945-02-033 |