| Item Name | Shaft Shouldered |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3040 Miscellaneous Power Transmission Equipment |
| National Item Identification Number (NIIN) | 01-181-6821 (011816821) |
| NCB Code | USA (01) |
| Manufacturer | Twin Disc Incorporated |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGZ | FIRST END STYLE | SPLINED (STRAIGHT) |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| ABHP | OVERALL LENGTH | 13.035 INCHES NOMINAL |
| AMDL | FIRST END DIAMETER | 1.6900 INCHES NOMINAL |
| AMDM | FIRST END SPLINE LENGTH | 1.665 INCHES NOMINAL |
| AMDN | FIRST END SPLINE MINOR DIAMETER | 1.6400 INCHES NOMINAL |
| AMDP | FIRST END SPLINE MAJOR DIAMETER | 1.7450 INCHES NOMINAL |
| BDSQ | FIRST END SPLINE QUANTITY | 27 |
| CSPY | LARGEST STEP DIAMETER | 1.953 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | FIRST END TAPERED BEGINNING 1.980 IN. FROM END; LGTH OF TAPER 1.740 IN.; WITH KEYWAY 0.375 IN. WIDE; SECOND END TAPERED; USED ON MODEL MG509 REDUCTION GEAR ON USCG 41 FT UTB |
| MATT | MATERIAL | STEEL |
| Relevant Components for NSN - 3040-01-181-6821, 3040011816821 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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