| Item Name | Collar Shaft |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3040 Miscellaneous Power Transmission Equipment |
| National Item Identification Number (NIIN) | 01-568-4481 (015684481) |
| NCB Code | USA (01) |
| Manufacturer | Huck Fasteners |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKV | OUTSIDE DIAMETER | 20.8 MILLIMETERS MINIMUM AND 22.0 MILLIMETERS MAXIMUM |
| ABNM | THICKNESS | 21.7 MILLIMETERS MINIMUM AND 23.4 MILLIMETERS MAXIMUM |
| ABPH | SMALL END DIAMETER | 18.7 MILLIMETERS MINIMUM AND 19.8 MILLIMETERS MAXIMUM |
| ABXV | BORE DIAMETER | 11.72 MILLIMETERS MINIMUM AND 12.88 MILLIMETERS MAXIMUM |
| AEUZ | LARGEST DIAMETER LENGTH | 6.3 MILLIMETERS MINIMUM AND 7.8 MILLIMETERS MAXIMUM |
| CQKB | SECURING HOLE TYPE AND LOCATION | THREADED ALL HOLES |
| CRWB | NOMINAL THREAD SIZE AND LOCATION | 12.8 MILLIMETERS ALL HOLES |
| CXCY | III PART NAME ASSIGNED BY CONTROLLING AGENCY | COLLAR, HEX FLANGE |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | ZINC |
| STYL | STYLE DESIGNATOR | ROUND STEPPED |
| Relevant Components for NSN - 3040-01-568-4481, 3040015684481 | ||||
| 3040-00-542-0494 (3040005420494) | 3020-00-622-2406 (3020006222406) | 3040-01-425-4898 (3040014254898) | 3010-01-302-9202 (3010013029202) | |
| 3040-00-709-1500 (3040007091500) | 3020-00-060-2503 (3020000602503) | 3040-00-115-5699 (3040001155699) | 3040-01-251-9385 (3040012519385) | |
| 3040-00-365-5573 (3040003655573) | 3040-01-627-0623 (3040016270623) | 3040-01-424-7581 (3040014247581) | 3040-01-476-8784 (3040014768784) | |
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