# NSN 5310-00-013-8991: Washer, Special

NSN 5310-00-013-8991 (also written 5310000138991; NIIN 00-013-8991) is a washer, special in Federal Supply Class 5310, Nuts and Washers. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5310-00-013-8991 (5310000138991)
- NIIN: 00-013-8991 (000138991)
- Item name: WASHER,SPECIAL
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | ACTION ID 45643154 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4G94012-105A | 98897 | LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE4A520DP002/SPE4AX26F503K](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310000138991) | WASHER, SPECIAL | DERCO AEROSPACE, INC. DBA DERCO AEROSPACE, INC. A LOCKHEED MARTIN COMPANY | $11.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310000138991&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310000138991
- 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/5310-00-013-8991/
JSON: https://nsnexplorer.com/api/nsn/5310-00-013-8991.json