The Washer,flat, cataloged under National Stock Number 5310-01-580-4302, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Aar Manufacturing, Inc. Dba Aar Mobility Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Aar Manufacturing, Inc. Dba Aar Mobility Systems (CAGE 1DUG2) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-580-4302 |
| Primary Part Number | 84060-0160 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Aar Manufacturing, Inc. Dba Aar Mobility Systems |
| 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 |
|---|---|
| 84060-0160 PRIMARY | Aar Manufacturing, Inc. Dba Aar Mobility Systems (USA) |
| Reference | Meaning |
|---|---|
| 91090A106 | 7/2 Vendor item drawing reference Mcmaster-Carr Supply Co |
NSN 5310-01-580-4302 is a Washer,flat, manufactured by Aar Manufacturing, Inc. Dba Aar Mobility Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-580-4302 has 1 manufacturer part number on file: 84060-0160 (Aar Manufacturing, Inc. Dba Aar Mobility Systems).
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.