The Washer,flat, cataloged under National Stock Number 5310-01-325-9925, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is A and M Aerospace, Inc.. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | A and M Aerospace, Inc. (CAGE 6Z800); Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing (CAGE 30205); C. E. Machine Co., Inc. (CAGE 3L665); Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co (CAGE 17772) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-325-9925 |
| Primary Part Number | 4J53092-103A |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | A and M Aerospace, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 4J53092-103A | A and M Aerospace, Inc. (USA) |
| 4J53092-103A | Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing (USA) |
| 4J53092-103A | C. E. Machine Co., Inc. (USA) |
| 4J53092-103A | Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co (USA) |
| Reference | Meaning |
|---|---|
| 4J53092-103A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-325-9925 is a Washer,flat, manufactured by A and M Aerospace, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-325-9925 has 4 manufacturer part numbers on file: 4J53092-103A (A and M Aerospace, Inc.), 4J53092-103A (Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing), 4J53092-103A (C. E. Machine Co., Inc.), 4J53092-103A (Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co).
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.