The Washer,flat, cataloged under National Stock Number 5310-01-600-0874, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is B. Hepworth and Co., Ltd. of Connecticut, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | B. Hepworth and Co., Ltd. of Connecticut, Inc. (CAGE 3RPC2) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-600-0874 |
| Primary Part Number | 10025300 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | B. Hepworth and Co., Ltd. of Connecticut, Inc. |
| 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 |
|---|---|
| 10025300 PRIMARY | B. Hepworth and Co., Ltd. of Connecticut, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10025306 | 5/9 Secondary reference B. Hepworth and Co., Ltd. of Connecticut, Inc. |
NSN 5310-01-600-0874 is a Washer,flat, manufactured by B. Hepworth and Co., Ltd. of Connecticut, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-600-0874 has 1 manufacturer part number on file: 10025300 (B. Hepworth and Co., Ltd. of Connecticut, Inc.).
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.