# NSN 5310-01-470-7401: Washer, Flat

NSN 5310-01-470-7401 (also written 5310014707401; NIIN 01-470-7401) is a washer, flat in Federal Supply Class 5310, Nuts and Washers. 4 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5310-01-470-7401 (5310014707401)
- NIIN: 01-470-7401 (014707401)
- 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/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-11-04)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, STAR |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 40165 | 0W357 | PDI GROUND SUPPORT SYSTEMS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 40165 | 44185 | TLD WOLLARD LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 40165-WASHER | 44185 | TLD WOLLARD LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4716-1 | 0W357 | PDI GROUND SUPPORT SYSTEMS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-17 | [SPE4A626PC598](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310014707401) | WASHER, FLAT | PDI GROUND SUPPORT SYSTEMS, INC. | $645.75 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310014707401&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310014707401
- 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/5310-01-470-7401/
JSON: https://nsnexplorer.com/api/nsn/5310-01-470-7401.json