# NSN 5310-99-999-4217: Washer, Flat

NSN 5310-99-999-4217 (also written 5310999994217; NIIN 99-999-4217) is a washer, flat in Federal Supply Class 5310, Nuts and Washers. It was last purchased in Oct 2026.

## Identification

- NSN: 5310-99-999-4217 (5310999994217)
- NIIN: 99-999-4217 (999994217)
- Item name: WASHER, FLAT
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-20 | [SPE4A626DC006/SPE4A627F1640](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310999994217) | WASHER, FLAT | MDF TECHNOLOGIES INC DBA MDF INTERNATIONAL | $5,516.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310999994217&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310999994217
- 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/5310-99-999-4217/
JSON: https://nsnexplorer.com/api/nsn/5310-99-999-4217.json