The Washer,flat, cataloged under National Stock Number 5310-01-194-8501, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Div Corp. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Lehigh Armstrong Inc (CAGE 1FH08); Raytheon Company Div Corp (CAGE 49956); Raytheon Company (CAGE 54X10); Raytheon Company Dba Raytheon Co (CAGE 3B150) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-194-8501 |
| Primary Part Number | 236MR022P011 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Raytheon Company Div Corp |
| 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 |
|---|---|
| 236MR022P011 | Lehigh Armstrong Inc (USA) |
| 236MR022P011 PRIMARY | Raytheon Company Div Corp (USA) |
| 236MR022P011 | Raytheon Company (USA) |
| 236MR022P011 | Raytheon Company Dba Raytheon Co (USA) |
NSN 5310-01-194-8501 is a Washer,flat, manufactured by Raytheon Company Div Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-194-8501 has 4 manufacturer part numbers on file: 236MR022P011 (Lehigh Armstrong Inc), 236MR022P011 (Raytheon Company Div Corp), 236MR022P011 (Raytheon Company), 236MR022P011 (Raytheon Company Dba Raytheon 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.