The Washer,bevel, cataloged under National Stock Number 5310-00-579-3103, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is De Havilland Aircraft of Canada Limited. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-579-3103 |
| Primary Part Number | C2US899 |
| Item Name | Washer,bevel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | De Havilland Aircraft of Canada Limited |
| Status | ACTIVE |
| Minor Thickness | 0.050 INCHES NOMINAL IN |
| Style Designator | BEVEL |
| Material Document and Classification | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Major Thickness | 0.109 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Hole Diameter | 0.257 INCHES NOMINAL 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 |
|---|---|
| C2US899 PRIMARY | De Havilland Aircraft of Canada Limited (CAN) |
| Reference | Meaning |
|---|---|
| 5310L20-007 | 5/2 Secondary reference U.S. Government activity |
| C2US899 | 5/9 Secondary reference Echols S T Inc |
NSN 5310-00-579-3103 is a Washer,bevel, manufactured by De Havilland Aircraft of Canada Limited, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-579-3103 has 1 manufacturer part number on file: C2US899 (De Havilland Aircraft of Canada Limited).
Key specifications for C2US899: Minor Thickness: 0.050 INCHES NOMINAL IN; Style Designator: BEVEL; Material Document and Classification: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.500 INCHES NOMINAL IN. 8 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.