The Washer,lock, cataloged under National Stock Number 5310-01-665-6540, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-665-6540 |
| Primary Part Number | AEW15X16A000WJ14B1 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Style Designator | FLAT EXTERNAL AND INTERNAL TEETH |
| Outside Diameter | 0.580 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN |
| Material Thickness | 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OVERALL |
| Hole Diameter | 0.168 INCHES MINIMUM AND 0.176 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 |
|---|---|
| AEW15X16A000WJ14B1 | The American Society of Mechanical Engineers (USA) |
| Reference | Meaning |
|---|---|
| B18.24-2004 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
NSN 5310-01-665-6540 is a Washer,lock, manufactured by The American Society of Mechanical Engineers, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-665-6540 has 1 manufacturer part number on file: AEW15X16A000WJ14B1 (The American Society of Mechanical Engineers).
Key specifications for AEW15X16A000WJ14B1: Style Designator: FLAT EXTERNAL AND INTERNAL TEETH; Outside Diameter: 0.580 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN; Material Thickness: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN; Surface Treatment: CADMIUM OVERALL. 6 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.