# NSN 5310-00-298-4248: Washer, Flat

NSN 5310-00-298-4248 (also written 5310002984248; NIIN 00-298-4248) is a washer, flat in Federal Supply Class 5310, Nuts and Washers. 4 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5310-00-298-4248 (5310002984248)
- NIIN: 00-298-4248 (002984248)
- 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 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMX | CENTER HOLE SHAPE STYLE | — |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 0.640 AND INCHES MAXIMUM 0.650 |
| MATT | MATERIAL | OVERALL ALUMINUM ALLOY 1100 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-A-250 TO 1 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 1.625 |
| HEAT | HEAT TREATMENT | O-ANNEALED, RECRYSTALLIZED |
| CRTL | CRITICALITY CODE JUSTIFICATION | MATT |
| FEAT | SPECIAL FEATURES | ACTION ID 45625626 |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| ABNM | THICKNESS | INCHES NOMINAL 0.032 |
| ABMW | PERIPHERAL SHAPE STYLE | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 105090-A032-10J | 70898 | BEECHCRAFT CORPORATION DBA TEXTRON AVIATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 105090-A032-10J | 7EK50 | TEXTRON AVIATION INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 105090A032-10-12 | 70898 | BEECHCRAFT CORPORATION DBA TEXTRON AVIATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 105090A032-10-120 | 70898 | BEECHCRAFT CORPORATION DBA TEXTRON AVIATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310002984248&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310002984248
- 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/5310-00-298-4248/
JSON: https://nsnexplorer.com/api/nsn/5310-00-298-4248.json