# NSN 5310-00-432-4064: Washer, Flat

NSN 5310-00-432-4064 (also written 5310004324064; NIIN 00-432-4064) is a washer, flat in Federal Supply Class 5310, Nuts and Washers. 11 manufacturer part numbers from 10 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5310-00-432-4064 (5310004324064)
- NIIN: 00-432-4064 (004324064)
- 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 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 |
| --- | --- | --- |
| MATT | MATERIAL | OVERALL STEEL |
| ABNM | THICKNESS | INCHES NOMINAL 0.05 |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| AAUB | HOLE DIAMETER | INCHES NOMINAL 0.34 |
| ABMW | PERIPHERAL SHAPE STYLE | — |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 0.62 |
| AGAV | END ITEM IDENTIFICATION | MRAP - COMMON NSN - USED ON 7 MRAP VARIANTS AND 45 OTHER WEAPON SYSTEMS; AND MRAP - COUGAR CAT1 A1; MRAP - M-ATV; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS); LOGISTICS SUPPORT VESSEL |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | HARD WASHER |
| ABMX | CENTER HOLE SHAPE STYLE | — |
| SFTT | SURFACE TREATMENT | OVERALL PHOSPHATE AND OIL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 2000103 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. DBA GDLS DIV GDLS-FP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3000136 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. DBA GDLS DIV GDLS-FP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5310004324064 | A00AM | E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7HB527 | 45152 | OSHKOSH CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7HB527 | 75Q65 | OSHKOSH DEFENSE LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9M-1974 | 0141B | NAVANTIA SA SME. DIV NAVANTIA HQ | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9M-1974 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9M-1974 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9M-1974 | 409BB | NAVANTIA - PROPULSION Y ENERGIA MOTORES - CARTAGENA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9M1974 | K0190 | CATERPILLAR (UK) LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| IPD9M1974 | 55883 | INDUSTRIAL PARTS DEPOT, LLC DBA IPD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-15 | [SPE7LX21D0087/SPE7LX27FA11K](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $3.74 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA001](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $8.40 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA024](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $2.45 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA031](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $2.10 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA175](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $0.34 |
| 2026-09-29 | [SPE7LX21D0087/SPE7LX26FBF6H](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $1.75 |
| 2026-09-28 | [SPE7LX21D0087/SPE7LX26FBE6T](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $17.50 |
| 2026-09-25 | [SPE7LX21D0087/SPE7LX26FBY22](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $4.55 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBR53](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $3.40 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBS25](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $4.90 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBS94](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $4.90 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBT80](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $0.35 |
| 2026-09-23 | [SPE7LX21D0087/SPE7LX26FBJ71](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $1.36 |
| 2026-09-22 | [SPE7LX21D0087/SPE7LX26FBG83](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $8.40 |
| 2026-09-22 | [SPE7LX21D0087/SPE7LX26FBH93](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $0.70 |
| 2026-09-21 | [SPE7LX21D0087/SPE7LX26FBD52](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $4.55 |
| 2026-09-18 | [SPE7LX21D0087/SPE7LX26FBC06](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064) | WASHER, FLAT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $4.08 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310004324064&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310004324064
- 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.

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