The Washer,lock, cataloged under National Stock Number 5310-01-708-2707, 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 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-708-2707 |
| Primary Part Number | AEW07X375000EJ3QW1 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MLL-PRF-32647, ZN-NI ALLOY, HEXAVALENT CHROMIUM FREE, TYPE K20 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | ASTM F959, TYPE 325 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.680 INCHES MAXIMUM IN |
| Material Thickness | 0.094 INCHES NOMINAL IN |
| Specification/standard Data | 05047-ASME B18.24-2020 NATIONAL STD/SPEC |
| Surface Treatment | ZINC AND NICKEL ALLOY OVERALL |
| Material | STEEL COMP 325 OVERALL |
| Hole Diameter | 0.377 INCHES MINIMUM AND 0.385 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 |
|---|---|
| AEW07X375000EJ3QW1 PRIMARY | The American Society of Mechanical Engineers (USA) |
NSN 5310-01-708-2707 is a Washer,lock, manufactured by The American Society of Mechanical Engineers, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-708-2707 has 1 manufacturer part number on file: AEW07X375000EJ3QW1 (The American Society of Mechanical Engineers).
Key specifications for AEW07X375000EJ3QW1: Surface Treatment Document and Classification: MLL-PRF-32647, ZN-NI ALLOY, HEXAVALENT CHROMIUM FREE, TYPE K20 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: ASTM F959, TYPE 325 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.680 INCHES MAXIMUM IN. 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.