用户对ATU MECHANICS（安特优-米卡尔）的信任在于高的质量标准、稳定的合格率、耐久的使用寿命、规模化带来的成本效益。米卡尔从原材料到成品都有严格的管控措施，不会因为供货商具有合格的资质就放松检验。米卡尔认为每个零件根据其几何尺寸和机械性能在设备中都发挥着不可替代的作用，不会放任任何小的瑕疵。
米卡尔标准和质量是被行业广泛认知的，也是米卡尔全员努力的结果和骄傲。适配曼恩（MAN）机型包括：16/24、20/27、21/31、23/30、28/32、27/38/32/40,其中曼恩16/24更多作为发电机组，在船舶在航行中为了提供空调、控制、通风等不间断的保障电源，需要持续工作。选择可靠的零件将大大提升船舶的安全性以及企业的经营效益。
ATUMECHANICS（安特优-米卡尔）期待您的加入。
| 品牌 | 适配机型 | 中文品名 | 备件号 |
| 曼恩、MAN | 16/24 | 螺母 | 51309-03H-350 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Prelubricating Oil Arrangement | 51535-05 |
| MAN B&W | L21/31 | Straight male stud coupling | 51535-05-013 |
| MAN B&W | L21/31 | Lub. oil pipe | 51535-05-025 |
| MAN B&W | L21/31 | Non return valve | 51535-05-037 |
| MAN B&W | L21/31 | Packing ring | 51535-05-049 |
| MAN B&W | L21/31 | Screw | 51535-05-050 |
| MAN B&W | L21/31 | Nut | 51535-05-062 |
| MAN B&W | L21/31 | Lub. oil pipe | 51535-05-074 |
| MAN B&W | L21/31 | Non return valve | 51535-05-086 |
| MAN B&W | L21/31 | Adjustable T-coupling | 51535-05-098 |
| MAN B&W | L21/31 | Pipe | 51535-05-108 |
| MAN B&W | L21/31 | Adjustable elbow | 51535-05-121 |
| MAN B&W | L21/31 | Welding coupling | 51535-05-133 |
| MAN B&W | L21/31 | Welding coupling | 51535-05-145 |
| MAN B&W | L21/31 | Adjustable elbow | 51535-05-157 |
| MAN B&W | L21/31 | Adjustable straight male coupling | 51535-05-169 |
| MAN B&W | L21/31 | Ball valve | 51535-05-170 |
| MAN B&W | L21/31 | Straight male stud coupling | 51535-05-182 |
| MAN B&W | L21/31 | Pipe | 51535-05-194 |
| MAN B&W | L21/31 | Threaded sleeve | 51535-05-204 |
| MAN B&W | L21/31 | Screw | 51535-05-216 |
| MAN B&W | L21/31 | Washer | 51535-05-228 |
| 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 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Level Switch in Oil Sump (LAL/LAH 28) | 50920-08 |
| MAN B&W | L21/31 | Nut | 50920-08-050 |
| MAN B&W | L21/31 | Plate | 50920-08-062 |
| MAN B&W | L21/31 | Pipe for level switch | 50920-08-098 |
| MAN B&W | L21/31 | Level switch | 50920-08-108 |
| MAN B&W | L21/31 | Pipe for level switch | 50920-08-121 |
| MAN B&W | L21/31 | Screw | 50920-08-312 |
| MAN B&W | L21/31 | Box for level switch | 50920-08-324 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | FRONT END BOX | 51103-09 |
| MAN B&W | L21/31 | FRONT END BOX | 51103-09-014 |
| MAN B&W | L21/31 | COVER | 51103-09-026 |
| MAN B&W | L21/31 | SCREW | 51103-09-038 |
| MAN B&W | L21/31 | WASHER | 51103-09-051 |
| MAN B&W | L21/31 | Locking spring washer | 51103-09-099 |
| MAN B&W | L21/31 | COVER | 51103-09-109 |
| MAN B&W | L21/31 | SCREW | 51103-09-110 |
| MAN B&W | L21/31 | Plug screw | 51103-09-122 |
| MAN B&W | L21/31 | PACKING RING | 51103-09-134 |
| MAN B&W | L21/31 | COVER | 51103-09-183 |
| MAN B&W | L21/31 | EXPANDER | 51103-09-195 |
| MAN B&W | L21/31 | GASKET | 51103-09-205 |
| MAN B&W | L21/31 | LOCTITE 638 | 51103-09-229 |
| MAN B&W | L21/31 | GLUE | 51103-09-301 |
| MAN B&W | L21/31 | SCREW | 51103-09-349 |
| MAN B&W | L21/31 | SCREW | 51103-09-386 |
| MAN B&W | L21/31 | INTERMEDIATE PIECE | 51103-09-398 |
| MAN B&W | L21/31 | O-RING | 51103-09-408 |
| MAN B&W | L21/31 | SCREW | 51103-09-433 |
| MAN B&W | L21/31 | Plug screw | 51103-09-470 |
| MAN B&W | L21/31 | PACKING RING | 51103-09-482 |
| MAN B&W | L21/31 | O-RING | 51103-09-504 |
| MAN B&W | L21/31 | Plug screw | 51103-09-516 |
| MAN B&W | L21/31 | Plug screw | 51103-09-565 |
| MAN B&W | L21/31 | O-RING | 51103-09-577 |
| MAN B&W | L21/31 | SCREW | 51103-09-600 |
| MAN B&W | L21/31 | SCREW | 51103-09-612 |
| MAN B&W | L21/31 | Plug screw | 51103-09-624 |
| MAN B&W | L21/31 | THRUST PIECE | 51103-09-636 |
| MAN B&W | L21/31 | Closing screw | 51103-09-720 |
| MAN B&W | L21/31 | O-RING | 51103-09-732 |
| MAN B&W | L21/31 | Plug screw | 51103-09-744 |
| MAN B&W | L21/31 | PACKING RING | 51103-09-756 |
| MAN B&W | L21/31 | SCREW | 51103-09-781 |
| MAN B&W | L21/31 | O-RING | 51103-09-793 |
| MAN B&W | L21/31 | COVER | 51103-09-803 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Intermediate Wheel | 50701-05 |
| MAN B&W | L21/31 | Stepped spur gear, compl. incl. item 061 | 50701-05-012 |
| MAN B&W | L21/31 | Spur gear, complete incl item 061 | 50701-05-036 |
| MAN B&W | L21/31 | Control drive bearing | 50701-05-061 |
| MAN B&W | L21/31 | Axial bearing ring | 50701-05-085 |
| MAN B&W | L21/31 | AXLE | 50701-05-097 |
| MAN B&W | L21/31 | O-RING | 50701-05-384 |
| MAN B&W | L21/31 | SPRING WASHER | 50701-05-396 |
| MAN B&W | L21/31 | SCREW | 50701-05-406 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Cylinder Liner | 50610-07 |
| MAN B&W | L21/31 | Cylinder liner | 50610-07-018 |
| MAN B&W | L21/31 | Sealing ring | 50610-07-031 |
| MAN B&W | L21/31 | O-ring | 50610-07-055 |
| MAN B&W | L21/31 | FLAME RING | 50610-07-092 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Piston and Connecting Rod | 50601-11 |
| MAN B&W | L21/31 | Piston pin | 50601-11-019 |
| MAN B&W | L21/31 | Retaining ring | 50601-11-032 |
| MAN B&W | L21/31 | Bush for connecting rod | 50601-11-056 |
| MAN B&W | L21/31 | Piston 2/2, complete | 50601-11-081 |
| MAN B&W | L21/31 | PISTON RING | 50601-11-093 |
| MAN B&W | L21/31 | PISTON RING | 50601-11-103 |
| MAN B&W | L21/31 | OIL SCRAPER RING | 50601-11-127 |
| MAN B&W | L21/31 | CONNECTION ROD BEARING 2/2 | 50601-11-139 |
| MAN B&W | L21/31 | Cylindrical pin | 50601-11-140 |
| MAN B&W | L21/31 | Screw for connecting rod | 50601-11-152 |
| MAN B&W | L21/31 | NUT | 50601-11-164 |
| MAN B&W | L21/31 | BOLT | 50601-11-176 |
| MAN B&W | L21/31 | NUT | 50601-11-188 |
| MAN B&W | L21/31 | Screw for connecting rod | 50601-11-211 |
| MAN B&W | L21/31 | CONNECTONG ROD SHAFT | 50601-11-272 |
| MAN B&W | L21/31 | Marine head,complete incl. item 140, 152, 164, 188, 211 | 50601-11-284 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Cylinder Unit | 50515-03 |
| MAN B&W | L21/31 | Cylinder unit, complete | 50515-03-011 |
| MAN B&W | L21/31 | Cylinder head | 50501 |
| MAN B&W | L21/31 | Valve spindle and valve gear | 50502 |
| MAN B&W | L21/31 | Piston and connecting rod | 50601 |
| MAN B&W | L21/31 | Cylinder liner | 50610 |
| 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 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Cylinder Head | 50501-08 |
| MAN B&W | L21/31 | Guide for valve bridge | 50501-08-015 |
| MAN B&W | L21/31 | Cylinder head | 50501-08-027 |
| MAN B&W | L21/31 | Sleeve | 50501-08-052 |
| MAN B&W | L21/31 | O-RING | 50501-08-064 |
| MAN B&W | L21/31 | VALVE GUIDE | 50501-08-088 |
| MAN B&W | L21/31 | VALVE SEAT RING,INLET | 50501-08-123 |
| MAN B&W | L21/31 | O-ring | 50501-08-135 |
| MAN B&W | L21/31 | O-ring | 50501-08-172 |
| MAN B&W | L21/31 | VALVE SEAT RING,EXHAUST | 50501-08-184 |
| MAN B&W | L21/31 | O-ring | 50501-08-196 |
| MAN B&W | L21/31 | SCREW | 50501-08-206 |
| MAN B&W | L21/31 | WATER GUIDE JACKET | 50501-08-218 |
| MAN B&W | L21/31 | GASKET | 50501-08-231 |
| MAN B&W | L21/31 | O-RING | 50501-08-243 |
| MAN B&W | L21/31 | CONN.SOCKET | 50501-08-292 |
| MAN B&W | L21/31 | Threaded socket | 50501-08-302 |
| MAN B&W | L21/31 | UNION NUT | 50501-08-314 |
| MAN B&W | L21/31 | GASKET | 50501-08-338 |
| MAN B&W | L21/31 | SAFETY VALVE | 50501-08-351 |
| MAN B&W | L21/31 | O-RING | 50501-08-363 |
| MAN B&W | L21/31 | CONNECTING PIECE | 50501-08-375 |
| MAN B&W | L21/31 | INDICATOR VALVE | 50501-08-410 |
| MAN B&W | L21/31 | Cylinder head incl. items 015, 027, 052,064, 088, 123, 172, 184,662, plate 50502 items010, 022, 130, 178, 191,201, 213, 237, 249, 250,274, 536, 548 |
50501-08-422 |
| MAN B&W | L21/31 | Cylindrical pin | 50501-08-566 |
| MAN B&W | L21/31 | Loctite 640 | 50501-08-662 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Kit for Complete Cylinder Unit Exchange | 50500-09 |
| MAN B&W | L21/31 | Kit for cylinder unit, complete | 50500-09-045 |
| MAN B&W | L21/31 | O-ring | 50500-231 |
| MAN B&W | L21/31 | O-ring | 50501-363 |
| MAN B&W | L21/31 | O-ring | 50510-014 |
| MAN B&W | L21/31 | O-ring | 51230-027 |
| MAN B&W | L21/31 | O-ring | 51402-033 |
| MAN B&W | L21/31 | O-ring | 51404-022 |
| MAN B&W | L21/31 | O-ring | 51404-046 |
| MAN B&W | L21/31 | SEALING RING | 51630-033 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Kit for Cylinder Unit | 50500-08 |
| MAN B&W | L21/31 | Kit for cylinder unit, complete | 50500-08-021 |
| MAN B&W | L21/31 | O-ring | 50501-064 |
| MAN B&W | L21/31 | O-ring | 50501-135 |
| MAN B&W | L21/31 | O-ring | 50501-172 |
| MAN B&W | L21/31 | O-ring | 50501-196 |
| MAN B&W | L21/31 | O-ring | 50501-231 |
| MAN B&W | L21/31 | O-ring | 50501-243 |
| MAN B&W | L21/31 | O-ring | 50501-363 |
| MAN B&W | L21/31 | CIRCLIP | 50502-095 |
| MAN B&W | L21/31 | CONICAL RING 2/2 | 50502-178 |
| MAN B&W | L21/31 | O-ring | 50502-237 |
| MAN B&W | L21/31 | O-ring | 50502-250 |
| MAN B&W | L21/31 | O-ring | 50502-536 |
| MAN B&W | L21/31 | O-ring | 50510-014 |
| MAN B&W | L21/31 | SEALING RING | 50610-031 |
| MAN B&W | L21/31 | O-ring | 50610-055 |
| MAN B&W | L21/31 | O-ring | 51230-027 |
| MAN B&W | L21/31 | O-ring | 51402-033 |
| MAN B&W | L21/31 | O-ring | 51402-104 |
| MAN B&W | L21/31 | O-ring | 51404-022 |
| MAN B&W | L21/31 | O-ring | 51404-046 |
| MAN B&W | L21/31 | SEALING RING | 51630-033 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Standard Tools for Normal Maintenance | 52000-03 |
| MAN B&W | L21/31 | Valve spring tightening device | 52000-014 |
| MAN B&W | L21/31 | Lifting tool for cylinder unit | 52000-038 |
| MAN B&W | L21/31 | Grinding tool for cylinder head/liner | 52000-087 |
| MAN B&W | L21/31 | Max. pressure indicator | 52000-134 |
| MAN B&W | L21/31 | Handle for indicator valve | 52000-146 |
| MAN B&W | L21/31 | Removing device for flame ring | 52000-021 |
| MAN B&W | L21/31 | Guide bush for piston | 52000-045 |
| MAN B&W | L21/31 | Fit and removaldevice for conn.rod bearing, incl.eye screws (2 pcs) | 52000-069 |
| MAN B&W | L21/31 | Lifting device for cylinder liner | 52000-082 |
| MAN B&W | L21/31 | Lifting device for piston and connecting rod | 52000-104 |
| MAN B&W | L21/31 | Testing mandrel for piston ring grooves,6.43 mm | 52000-153 |
| MAN B&W | L21/31 | Testing mandrel for piston ring grooves,8.43 mm | 52000-165 |
| MAN B&W | L21/31 | Piston ring opener | 52000-190 |
| MAN B&W | L21/31 | Supporting device for connecting rod and piston in the cylinder liner | 52000-212 |
| MAN B&W | L21/31 | Honing brush | 52000-224 |
| MAN B&W | L21/31 | Feeler gauge | 52000-010 |
| MAN B&W | L21/31 | Dismantling tool for main bearing upper shell | 52000-035 |
| MAN B&W | L21/31 | Tool for fixing of marine head for counterweight | 52000-060 |
| MAN B&W | L21/31 | Eye screw for lifting of charge air cooler | 52000-036 |
| MAN B&W | L21/31 | Cleaning tool for fuel injector | 52000-013 |
| MAN B&W | L21/31 | Pressure testing tool | 52000-050 |
| MAN B&W | L21/31 | Grinding device for nozzle seat, incl. plier for piston pin lock ring | 52000-074 |
| MAN B&W | L21/31 | Grinding device for nozzle seat, incl. plier for piston pin lock ring | 52000-177 |
| MAN B&W | L21/31 | Extractor device for injector valve | 52000-407 |
| MAN B&W | L21/31 | Eye screw for lifting of lubricating oil cooler | 52000-032 |
| MAN B&W | L21/31 | Fitting device for lub. oil cooler | 52000-044 |
| MAN B&W | L21/31 | Hydraulic tools box 1 | 52000-633 |
| MAN B&W | L21/31 | Pressure pump,complete | 52000-011 |
| MAN B&W | L21/31 | manometer | 52000-023 |
| MAN B&W | L21/31 | Quick coupling | 52000-405 |
| MAN B&W | L21/31 | Rubber buffers | 52000-507 |
| MAN B&W | L21/31 | Hose with unions | 52000-202 |
| MAN B&W | L21/31 | Hose, 4000 mm | 52000-537 |
| MAN B&W | L21/31 | Quick coupling | 52000-549 |
| MAN B&W | L21/31 | Quick coupling | 52000-836 |
| MAN B&W | L21/31 | Nipple | 52000-519 |
| MAN B&W | L21/31 | Force-off device | 52000-424 |
| MAN B&W | L21/31 | Storage tank | 52000-520 |
| MAN B&W | L21/31 | Set of spare parts | 52000-532 |
| MAN B&W | L21/31 | Hydraulic tools box 2 | 52000-544 |
| MAN B&W | L21/31 | Hydraulic tightening cylinder M33 x 2 | 52000-275 |
| MAN B&W | L21/31 | Pressure part M33 x 2 | 52000-371 |
| MAN B&W | L21/31 | Set of spare parts | 52000-238 |
| MAN B&W | L21/31 | Hydraulic tightening cylinder M30 x 2 | 52000-287 |
| MAN B&W | L21/31 | Pressure part, short M22 x 2 | 52000-383 |
| MAN B&W | L21/31 | Pressure part, long M22 x 2 | 52000-096 |
| MAN B&W | L21/31 | Tension screw M22 x 2 | 52000-131 |
| MAN B&W | L21/31 | Set of spare parts | 52000-251 |
| MAN B&W | L21/31 | Turn pin | 52000-556 |
| MAN B&W | L21/31 | Turn pin | 52000-568 |
| MAN B&W | L21/31 | Turn pin | 52000-334 |
| MAN B&W | L21/31 | Angle piece | 52000-358 |
| MAN B&W | L21/31 | Measuring device | 52000-448 |
| MAN B&W | L21/31 | Hydraulic tools box 3 | 52000-581 |
| MAN B&W | L21/31 | Hydraulic tightening cylinder M30 x 2 | 52000-263 |
| MAN B&W | L21/31 | Pressure part, short M30 x 2 | 52000-072 |
| MAN B&W | L21/31 | Pressure part, long M30 x 2 | 52000-059 |
| MAN B&W | L21/31 | tension screw | 52000-118 |
| MAN B&W | L21/31 | Set of spare parts | 52000-226 |
| MAN B&W | L21/31 | Turn pin | 52000-593 |
| MAN B&W | L21/31 | Turn pin | 52000-603 |
| MAN B&W | L21/31 | Turn pin | 52000-334 |
| MAN B&W | L21/31 | Container complete for water washing of compressor side | 51205-318 |
| MAN B&W | L21/31 | Blowgun for dry cleaning of turbocharger | 51210-136 |
| MAN B&W | L21/31 | Resetting device for hydraulic cylinder | 52000-436 |
| MAN B&W | L21/31 | Broad chissel | 52000-473 |
| MAN B&W | L21/31 | Broad chissel | 52000-485 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Conical Element | 51903-02 |
| MAN B&W | L21/31 | Conical element,complete | 51903-02-013 |
| MAN B&W | L21/31 | Screw | 51903-02-025 |
| 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 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Cooling Water Connections | 51630-04 |
| MAN B&W | L21/31 | Flange | 51630-04-021 |
| MAN B&W | L21/31 | Seal ring | 51630-04-033 |
| MAN B&W | L21/31 | Screw | 51630-04-045 |
| MAN B&W | L21/31 | Lock washer | 51630-04-069 |
| MAN B&W | L21/31 | Intermediate piece | 51630-04-070 |
| MAN B&W | L21/31 | Safety clamp | 51630-04-082 |
| MAN B&W | L21/31 | Elbow | 51630-04-116 |
| MAN B&W | L21/31 | Screw | 51630-04-128 |
| MAN B&W | L21/31 | Intermediate piece | 51630-04-141 |
| MAN B&W | L21/31 | Intermediate piece | 51630-04-153 |
| MAN B&W | L21/31 | crew | 51630-04-165 |
| MAN B&W | L21/31 | Packing-silicone paste | 51630-04-177 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | High and Low Temperature Freshwater Pumps | 51610-07 |
| MAN B&W | L21/31 | O-ring | 51610-07-010 |
| MAN B&W | L21/31 | O-ring | 51610-07-022 |
| MAN B&W | L21/31 | Depp groove ball bearing | 51610-07-034 |
| MAN B&W | L21/31 | Ball bearing | 51610-07-046 |
| MAN B&W | L21/31 | Retaining ring | 51610-07-071 |
| MAN B&W | L21/31 | Shaft seal | 51610-07-083 |
| MAN B&W | L21/31 | Slide ring joint | 51610-07-095 |
| MAN B&W | L21/31 | Freshwater pump complete | 51610-07-105 |
| MAN B&W | L21/31 | Screw | 51610-07-117 |
| MAN B&W | L21/31 | Pump housing | 51610-07-129 |
| MAN B&W | L21/31 | Impeller | 51610-07-130 |
| MAN B&W | L21/31 | Cover | 51610-07-142 |
| MAN B&W | L21/31 | Screw | 51610-07-154 |
| MAN B&W | L21/31 | Lock washer | 51610-07-166 |
| MAN B&W | L21/31 | Shaft | 51610-07-178 |
| MAN B&W | L21/31 | Self locking nut | 51610-07-191 |
| MAN B&W | L21/31 | Washer | 51610-07-201 |
| MAN B&W | L21/31 | Spur gear | 51610-07-213 |
| MAN B&W | L21/31 | Washer | 51610-07-225 |
| MAN B&W | L21/31 | Screw | 51610-07-237 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Arrangement of Crankcase Venting Pipe | 51531-02 |
| MAN B&W | L21/31 | Venting pipe | 51531-02-011 |
| MAN B&W | L21/31 | Packing square | 51531-02-023 |
| MAN B&W | L21/31 | Screw | 51531-02-035 |
| BRAND | TYPE | NAME | PART NO. |
| MAN B&W | L21/31 | Centrifugal By-pass Filter | 51515-03H |
| MAN B&W | L21/31 | Body , complete incl.item 099, 109, 433,445,457, 469 | 51515-03H-014 |
| MAN B&W | L21/31 | Valve body | 51515-03H-026 |
| MAN B&W | L21/31 | VALVE HANDLE | 51515-03H-038 |
| MAN B&W | L21/31 | NYLOC NUT | 51515-03H-051 |
| MAN B&W | L21/31 | VALVE ADAPTER | 51515-03H-063 |
| MAN B&W | L21/31 | VALVE STOP | 51515-03H-075 |
| MAN B&W | L21/31 | VALVE SEAT | 51515-03H-087 |
| MAN B&W | L21/31 | FLANG GASKET | 51515-03H-099 |
| MAN B&W | L21/31 | FILTER BODY O-RING | 51515-03H-109 |
| MAN B&W | L21/31 | Cover, complete incl.item 122, 134, 146, 158,171 | 51515-03H-110 |
| MAN B&W | L21/31 | COVER | 51515-03H-122 |
| MAN B&W | L21/31 | COVER NUT PIN | 51515-03H-134 |
| MAN B&W | L21/31 | COVER FIXING NUT | 51515-03H-146 |
| MAN B&W | L21/31 | COVER NUT O-RING | 51515-03H-158 |
| MAN B&W | L21/31 | COVER NUT COLLAR | 51515-03H-171 |
| MAN B&W | L21/31 | BAND CLAMP | 51515-03H-183 |
| MAN B&W | L21/31 | Rotor, complete incl.item 205, 217, 229, 230,242, 254, 266, 482, 470 | 51515-03H-195 |
| MAN B&W | L21/31 | NOZZLE | 51515-03H-205 |
| MAN B&W | L21/31 | BEARING TUBE | 51515-03H-217 |
| MAN B&W | L21/31 | STAND TUBE | 51515-03H-229 |
| MAN B&W | L21/31 | CIRCLIP | 51515-03H-230 |
| MAN B&W | L21/31 | ROTOR O-RING | 51515-03H-242 |
| MAN B&W | L21/31 | PIN | 51515-03H-254 |
| MAN B&W | L21/31 | ROTOR COVER NUT | 51515-03H-266 |
| MAN B&W | L21/31 | PAPER INSERT | 51515-03H-278 |
| MAN B&W | L21/31 | Centrifugal By-pass Filter | 51515-03 |
| MAN B&W | L21/31 | Body , complete incl.item 099, 109, 433, 445,457, 469 | 51515-03-014 |
| MAN B&W | L21/31 | Valve body | 51515-03-026 |
| MAN B&W | L21/31 | VALVE HANDLE | 51515-03-038 |
| MAN B&W | L21/31 | NYLOC NUT | 51515-03-051 |
| MAN B&W | L21/31 | VALVE ADAPTER | 51515-03-063 |
| MAN B&W | L21/31 | VALVE SEAT | 51515-03-087 |
| MAN B&W | L21/31 | flange gasket | 51515-03-099 |
| MAN B&W | L21/31 | FILTER BODY O-RING | 51515-03-109 |
| MAN B&W | L21/31 | Cover, complete incl.item 122, 134, 146, 158,171 | 51515-03-110 |
| MAN B&W | L21/31 | cover | 51515-03-122 |
| MAN B&W | L21/31 | cover nut pin | 51515-03-134 |
| MAN B&W | L21/31 | COVER FIXING NUT | 51515-03-146 |
| MAN B&W | L21/31 | COVER NUT O-RING | 51515-03-158 |
| MAN B&W | L21/31 | COVER NUT COLLAR | 51515-03-171 |
| MAN B&W | L21/31 | BAND CLAMP | 51515-03-183 |
| MAN B&W | L21/31 | Rotor, complete incl.item 205, 217, 229, 230,242, 254, 266, 482, 470 | 51515-03-195 |
| MAN B&W | L21/31 | nozzle | 51515-03-205 |
| MAN B&W | L21/31 | BEARING TUBE | 51515-03-217 |
| MAN B&W | L21/31 | STAND TUBE | 51515-03-229 |
| MAN B&W | L21/31 | CIRCLIP | 51515-03-230 |
| MAN B&W | L21/31 | rotor o-ring | 51515-03-242 |
| MAN B&W | L21/31 | pin | 51515-03-254 |
| MAN B&W | L21/31 | ROTOR COVER NUT | 51515-03-266 |
| MAN B&W | L21/31 | PAPER INSERT | 51515-03-278 |
| MAN B&W | L21/31 | cover nut fixing kit,consisting of item 134,146,158,171 | 51515-03-301 |
