# NSN 5310-01-650-3783: Washer, Flat

NSN 5310-01-650-3783 (also written 5310016503783; NIIN 01-650-3783) is a washer, flat in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5310-01-650-3783 (5310016503783)
- NIIN: 01-650-3783 (016503783)
- 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 |
| --- | --- | --- |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AAUB | HOLE DIAMETER | INCHES NOMINAL 0.812 |
| ABMW | PERIPHERAL SHAPE STYLE | — |
| ABMX | CENTER HOLE SHAPE STYLE | — |
| ABNM | THICKNESS | INCHES MINIMUM 0.060 AND INCHES MAXIMUM 0.090 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 1.500 |
| AGAV | END ITEM IDENTIFICATION | C5M SHIP SHEL |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | GENERAL PURPOSE WASHER |
| FEAT | SPECIAL FEATURES | DACO PRECISION TOOL, 8565 US HIGHWAY 45, KEWASKUM, WI 53040; STATES THEY ARE OEM AND SUPPLIER TO MCMASTER CARR; DACO PART NUMBER: WF3S.812X1.50X.070-10; CAGE CAN NOT BE IDENTIFIED |
| MATT | MATERIAL | OVERALL STEEL COMP 316 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 90107A121 | 39428 | MCMASTER-CARR SUPPLY CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 90107A121 | Z0PP1 | BIRDON PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-3248 | 296 | 2026-10-20 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310016503783&category=nsn) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-24 | [SPE4A626P0L12](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016503783) | WASHER, FLAT | ALLIED TOOLS, INC | $1,116.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310016503783&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016503783
- 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/5310-01-650-3783/
JSON: https://nsnexplorer.com/api/nsn/5310-01-650-3783.json