The Washer,lock, cataloged under National Stock Number 5310-01-111-9331, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Technlogy for Cmmncations Intl. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-111-9331 |
| Primary Part Number | 004-WSH-01P |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Technlogy for Cmmncations Intl |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | QQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.880 INCHES NOMINAL IN |
| Material Thickness | 0.120 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Hole Diameter | 0.500 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 |
|---|---|
| 004-WSH-01P PRIMARY | Technlogy for Cmmncations Intl (USA) |
| Reference | Meaning |
|---|---|
| 1/2 | 5/9 Secondary reference Albany Fasteners Pawtucket Fasteners Div |
NSN 5310-01-111-9331 is a Washer,lock, manufactured by Technlogy for Cmmncations Intl, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-111-9331 has 1 manufacturer part number on file: 004-WSH-01P (Technlogy for Cmmncations Intl).
Key specifications for 004-WSH-01P: Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: QQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.880 INCHES NOMINAL IN; Material Thickness: 0.120 INCHES NOMINAL IN. 7 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.