The Washer,flat, cataloged under National Stock Number 5310-01-581-5080, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 1 specification, 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 | 5310-01-581-5080 |
| Primary Part Number | 4091134-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 4091134-1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
NSN 5310-01-581-5080 is a Washer,flat, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-581-5080 has 1 manufacturer part number on file: 4091134-1 (Raytheon Company Dba Raytheon Co).
Key specifications for 4091134-1: Criticality Code Justification: FEAT; Special Features: THE HOLE MUST BE 75 PERCENT OR LESS THAN THE LARGEST DIMENSION AND THE BEARING SURFACE FINISH IS GREATER THAN 32 MICROINCH (0.8 MICROMETER),MEASUREMENTS: LENGTH 0.3 INCHES,WIDTH 0.3 INCHES,HEIGHT 0.1 INCH, WEIGHT 0.1 OUNCE,GROSS MEASUREMENTS: LENGTH 3 INCHES,WIDTH 3 INCHES,HEIGHT 3 INCHES,WEIGHT 6 OUNCES OZ; End Item Identification: G09HEM,WASHER,FLAT. 1 specification is 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.