The Washer,flat, cataloged under National Stock Number 5310-01-216-5634, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fabory Usa Ltd.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Fabory Usa Ltd. (CAGE 6Y603); Auto Vehicle Parts Co Dba Au-Ve-Co (CAGE 70655) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-216-5634 |
| Primary Part Number | 8307222 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Fabory Usa Ltd. |
| 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 |
|---|---|
| 8307222 | Fabory Usa Ltd. (USA) |
| M8 FLAT WASHER | Fabory Usa Ltd. (USA) |
| 10581 | Auto Vehicle Parts Co Dba Au-Ve-Co (USA) |
| Reference | Meaning |
|---|---|
| 437-008 | 5/9 Secondary reference Dorman Products, Inc. Dba Dorman |
| 919-008 | 3/9 Design control — primary reference Dorman Products, Inc. Dba Dorman |
| 7-951-170014 | C/1 Advisory reference — outside the item-of-supply concept Grove U.s. Llc Dba Grove Us Llc |
| SPE377-08 | C/1 Advisory reference — outside the item-of-supply concept Rolls-Royce Plc Div Defense (europe) |
NSN 5310-01-216-5634 is a Washer,flat, manufactured by Fabory Usa Ltd., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-216-5634 has 3 manufacturer part numbers on file: 8307222 (Fabory Usa Ltd.), M8 FLAT WASHER (Fabory Usa Ltd.), 10581 (Auto Vehicle Parts Co Dba Au-Ve-Co).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-508-3874, 5310-01-729-2776. Verify interchangeability with system specifications before substitution.
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.