# NSN 5310-01-737-7566: Washer, Flat

NSN 5310-01-737-7566 (also written 5310017377566; NIIN 01-737-7566) is a washer, flat in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 1 supplier are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5310-01-737-7566 (5310017377566)
- NIIN: 01-737-7566 (017377566)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-11-03)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL AEROSPACE MATERIAL SPEC STD ALL MATERIAL RESPONSES A-S5046 1018 OR 1020 (UNS G10200) OR AEROSPACE MATERIAL SPEC STD ALL MATERIAL RESPONSES A-S5046 1020 (UNS G10200) OR AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ALL MATERIAL RESPONSES AST- A109 TO A109-, TE-ER 2 1025 (UNS K02500) |
| MATT | MATERIAL | OVERALL STEEL |
| ABMX | CENTER HOLE SHAPE STYLE | — |
| ABNM | THICKNESS | INCHES MINIMUM 0.059 AND INCHES MAXIMUM 0.067 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD ALL TREATMENT RESPONSES A-S2461 TYE II, GRADE B, CLASS 2 |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1149 |
| ABMW | PERIPHERAL SHAPE STYLE | — |
| ADAV | OVERALL DIAMETER | INCHES MINIMUM 1.057 AND INCHES MAXIMUM 1.082 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, FLAT |
| FEAT | SPECIAL FEATURES | NSN ASSIGNED IN SUPPORT OF ARMY CLEAN HARDWARE ABATEMENT INITIATIVE. MATERIAL: CARBON STEEL. 1018 OR 1020 (UNS G10200) PER AMS5046 OR 1025 (UNS G10250) PER AMS5046 OR 1025 (UNS K02500) PER ASTM A109/A109M, TEMPER 2. FINISH: ZINC NICKEL PLATING. ZN-NI PLATING AS PER AMS2461 TYPE II, GRADE B, CLASS 2. |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 0.568 AND INCHES MAXIMUM 0.588 |
| SFTT | SURFACE TREATMENT | OVERALL ZINC NICKEL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| NAS1149 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NAS1149F0963F | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A0-27-T-0453 | 1 | 2026-11-10 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310017377566&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310017377566&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310017377566
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/5310-01-737-7566/
JSON: https://nsnexplorer.com/api/nsn/5310-01-737-7566.json