The Washer,lock, cataloged under National Stock Number 5310-01-204-6865, 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 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-204-6865 |
| Primary Part Number | 2074183-2310 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-N-290,CL 1,TY 6 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Hardness Rating | 90.0 ROCKWELL C MINIMUM |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | QQ-B-750,COMP,A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.591 INCHES MAXIMUM IN |
| Material Thickness | 0.078 INCHES NOMINAL IN |
| Surface Treatment | NICKEL OVERALL |
| Material | COPPER ALLOY 510 OVERALL |
| Hole Diameter | 0.319 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 2074183-2310 | Honeywell International Inc Dba Honeywell (USA) |
| 2074183-2310 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
NSN 5310-01-204-6865 is a Washer,lock, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-204-6865 has 2 manufacturer part numbers on file: 2074183-2310 (Honeywell International Inc Dba Honeywell), 2074183-2310 (Raytheon Company Dba Raytheon Co).
Key specifications for 2074183-2310: Surface Treatment Document and Classification: QQ-N-290,CL 1,TY 6 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Hardness Rating: 90.0 ROCKWELL C MINIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: QQ-B-750,COMP,A FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 specifications are 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.