# NSN 3040-01-486-4731: Shaft, Shouldered

NSN 3040-01-486-4731 (also written 3040014864731; NIIN 01-486-4731) is a shaft, shouldered in Federal Supply Class 3040, Miscellaneous Power Transmission Equipment. 4 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 3040-01-486-4731 (3040014864731)
- NIIN: 01-486-4731 (014864731)
- Item name: SHAFT,SHOULDERED
- Federal Supply Class: [FSC 3040 Miscellaneous Power Transmission Equipment](https://nsnexplorer.com/fsc/3040/)
- Federal Supply Group: [FSG 30](https://nsnexplorer.com/group/30/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-20)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGZ | FIRST END STYLE | — |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| AAHP | SECOND END STYLE | — |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 11.3700 |
| ACKY | FIRST END WIDTH ACROSS FLATS | INCHES NOMINAL 0.9950 |
| AGAV | END ITEM IDENTIFICATION | LOS ANGELES CLASS SSN (688) |
| AMDL | FIRST END DIAMETER | INCHES NOMINAL 1.2500 |
| AMDX | FIRST END HOLE DIAMETER | INCHES NOMINAL 0.4060 |
| AMDZ | FIRST END DISTANCE FROM HOLE CENTER TO END | INCHES NOMINAL 0.8000 |
| AMEB | FIRST END HOLE DEPTH | INCHES NOMINAL 0.9950 |
| AMFZ | SECOND END DIAMETER | INCHES MINIMUM 0.9970 AND INCHES MAXIMUM 0.9980 |
| AMGA | SECOND END SPLINE LENGTH | INCHES NOMINAL 1.7800 |
| AMGB | SECOND END SPLINE MINOR DIAMETER | INCHES MINIMUM 0.8440 AND INCHES MAXIMUM 0.8540 |
| AMGC | SECOND END SPLINE MAJOR DIAMETER | INCHES MINIMUM 0.9970 AND INCHES MAXIMUM 0.9980 |
| AMGS | SECOND END HOLE DIAMETER | FIRST HOLE INCHES NOMINAL 0.4060 |
| AMHD | SECOND END HOLE DEPTH | INCHES NOMINAL 0.9980 |
| ATPC | STEP QUANTITY | 4 |
| BDSR | SECOND END SPLINE QUANTITY | 10 |
| CSPY | LARGEST STEP DIAMETER | INCHES MINIMUM 1.4920 AND INCHES MAXIMUM 1.4940 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHAFT HAND WHEEL LINKAGE |
| MATT | MATERIAL | NICKEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED SPEC SINGLE MATERIAL RESPONSE QQ-N-286 FOR--2 COND-ANL;AH FIN-B |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 342-7067322-81 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7067322 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H643-7003 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H643-7003-81 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-19 | [SPE7L127P0773](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3040014864731) | SHAFT, SHOULDERED | KROBACH MFG. CORP. DBA KROBACH MANUFACTURING CORP | $4,650.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3040014864731&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3040014864731
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/3040-01-486-4731/
JSON: https://nsnexplorer.com/api/nsn/3040-01-486-4731.json