# NSN 5310-00-531-0662: Washer, Key

NSN 5310-00-531-0662 (also written 5310005310662; NIIN 00-531-0662) is a washer, key in Federal Supply Class 5310, Nuts and Washers. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5310-00-531-0662 (5310005310662)
- NIIN: 00-531-0662 (005310662)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 6357 |
| ABPX | MATERIAL THICKNESS | INCHES MINIMUM 0.046 AND INCHES MAXIMUM 0.054 |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 1.145 AND INCHES MAXIMUM 1.165 |
| ABKV | OUTSIDE DIAMETER | INCHES NOMINAL 1.625 |
| ABLB | INTERNAL PREBENT KEY LENGTH | INCHES MINIMUM 0.094 AND INCHES MAXIMUM 0.125 |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | INCHES NOMINAL 2.047 |
| ABMQ | EXTERNAL KEY QUANTITY | 15 |
| SFTT | SURFACE TREATMENT | OVERALL PHOSPHATE |
| MATT | MATERIAL | OVERALL STEEL |
| ABLF | EXTERNAL PREBENT KEY WIDTH | INCHES MAXIMUM 0.166 |
| ABLK | INTERNAL PREBENT KEY WIDTH | INCHES MINIMUM 0.156 AND INCHES MAXIMUM 0.176 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 79726 REV B | 00198 | PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 79726 REV B | 61357 | UNITED STATES GYPSUM CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS172281 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-10 | $58.05 | 4 | 0F4K9 | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310005310662) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-10 | [SPE4A626V366H](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310005310662) | WASHER, KEY | — | $232.20 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310005310662&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310005310662
- 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/5310-00-531-0662/
JSON: https://nsnexplorer.com/api/nsn/5310-00-531-0662.json