The Washer,flat, cataloged under National Stock Number 5310-01-384-7516, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Eaton Corp Dba Eaton Aerospace Jackson. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-384-7516 |
| Primary Part Number | 90790-2 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Eaton Corp Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 90790-2 PRIMARY | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
NSN 5310-01-384-7516 is a Washer,flat, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-384-7516 has 1 manufacturer part number on file: 90790-2 (Eaton Corp Dba Eaton Aerospace Jackson).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-621-9792. Verify interchangeability with system specifications before substitution.
Key specifications for 90790-2: End Item Identification: PACER DAWN. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.