The Washer,flat, cataloged under National Stock Number 5310-01-577-7848, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is W S Darley & Co. Government technical data includes 2 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 | 5310-01-577-7848 |
| Primary Part Number | 3603321 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | W S Darley & Co |
| Status | ACTIVE |
| Peripheral Shape Style | ROUND |
| Center Hole Shape Style | ROUND |
| 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 |
|---|---|
| 3603321 PRIMARY | W S Darley & Co (USA) |
NSN 5310-01-577-7848 is a Washer,flat, manufactured by W S Darley & Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-577-7848 has 1 manufacturer part number on file: 3603321 (W S Darley & Co).
Key specifications for 3603321: Peripheral Shape Style: ROUND; Part Name Assigned by Controlling Agency: WASHER 0.64 X 1.25 X .12 303; End Item Identification: 2320-01-528-6294 TRUCK,TANK; Center Hole Shape Style: ROUND. 2 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.