The Washer,flat, cataloged under National Stock Number 5310-01-735-7685, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Company. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-735-7685 |
| Primary Part Number | 78025 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Fastenal Company |
| Status | ACTIVE |
| Outside Diameter | 1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN |
| Material | STEEL COMP 316 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.683 INCHES MINIMUM AND 0.692 INCHES MAXIMUM IN |
| Thickness | 0.068 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 78025 PRIMARY | Fastenal Company (USA) |
NSN 5310-01-735-7685 is a Washer,flat, manufactured by Fastenal Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-735-7685 has 1 manufacturer part number on file: 78025 (Fastenal Company).
Key specifications for 78025: Outside Diameter: 1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN; Special Features: MATING FASTENER SIZE IS 0.625 INCH IN; Part Name Assigned by Controlling Agency: WASHER; Material: STEEL COMP 316 OVERALL. 5 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.