# NSN 5310-00-674-5745: Washer, Key

NSN 5310-00-674-5745 (also written 5310006745745; NIIN 00-674-5745) is a washer, key in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5310-00-674-5745 (5310006745745)
- NIIN: 00-674-5745 (006745745)
- Item name: WASHER,KEY
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| HUES | COLOR | OVERALL BLACK |
| MATT | MATERIAL | OVERALL STEEL COMP 1010 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S5040 |
| SFTT | SURFACE TREATMENT | OVERALL OXIDE FILM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S2485 |
| STYL | STYLE DESIGNATOR | — |
| ABKV | OUTSIDE DIAMETER | INCHES MINIMUM 1.481 AND INCHES MAXIMUM 1.486 |
| ABPX | MATERIAL THICKNESS | INCHES MINIMUM 0.038 AND INCHES MAXIMUM 0.046 |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | INCHES NOMINAL 0.507 |
| ABMR | INTERNAL KEY QUANTITY | 2 |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | INCHES MINIMUM 0.155 AND INCHES MAXIMUM 0.175 |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 1.185 AND INCHES MAXIMUM 1.200 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 327B477P3 | 03350 | GENERAL ELECTRIC COMPANY DBA GE STRUCTURED SERVICES DIV GENERAL ELECTRIC STRUCTURED SERVICES, LP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 327B477P3 | 99207 | GENERAL ELECTRIC COMPANY DBA GE AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-20 | [SPE4A122G0010/SPE4A527F0273](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310006745745) | WASHER, KEY | GENERAL ELECTRIC COMPANY DBA GE AEROSPACE | $24,830.16 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310006745745&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310006745745
- 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/5310-00-674-5745/
JSON: https://nsnexplorer.com/api/nsn/5310-00-674-5745.json