# NSN 3040-01-198-3690: Shaft, Shouldered

NSN 3040-01-198-3690 (also written 3040011983690; NIIN 01-198-3690) is a shaft, shouldered in Federal Supply Class 3040, Miscellaneous Power Transmission Equipment. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Oct 2026.

## Identification

- NSN: 3040-01-198-3690 (3040011983690)
- NIIN: 01-198-3690 (011983690)
- 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 P: the government does not own the rights to the data needed for more sources. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGZ | FIRST END STYLE | — |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| AAHP | SECOND END STYLE | — |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 12.5500 |
| AGAV | END ITEM IDENTIFICATION | APU T62T |
| AMDL | FIRST END DIAMETER | INCHES NOMINAL 0.6450 |
| AMFZ | SECOND END DIAMETER | INCHES NOMINAL 0.6640 |
| AMHA | SECOND END EXTERNAL THREAD LENGTH | INCHES NOMINAL 0.6300 |
| ATPC | STEP QUANTITY | 14 |
| CSPY | LARGEST STEP DIAMETER | INCHES NOMINAL 1.1100 |
| MATT | MATERIAL | STEEL COMP 4340 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASSN STD SINGLE MATERIAL RESPONSE A-S6414 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 161504-2 | 55820 | RTX CORPORATION DIV PRATT & WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-21 | [SPE4A124G0043/SPE4A627F0126](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3040011983690) | SHAFT, SHOULDERED | AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS | $226,289.16 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3040011983690&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3040011983690
- 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/3040-01-198-3690/
JSON: https://nsnexplorer.com/api/nsn/3040-01-198-3690.json