The Washer,lock, cataloged under National Stock Number 5310-01-049-6261, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Allmetal Screw Products Corp. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-049-6261 |
| Primary Part Number | 310-0467-000 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Allmetal Screw Products Corp |
| Status | ACTIVE |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM43.0 ROCKWELL C MAXIMUM |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.175 INCHES MAXIMUM0.175 INCHES MAXIMUM IN |
| Material Thickness | 0.022 INCHES NOMINAL0.022 INCHES NOMINAL IN |
| Material | STEEL COMP 310 OVERALL |
| Hole Diameter | 0.115 INCHES NOMINAL0.115 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 |
|---|---|
| 310-0467-000 PRIMARY | Allmetal Screw Products Corp (USA) |
NSN 5310-01-049-6261 is a Washer,lock, manufactured by Allmetal Screw Products Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-049-6261 has 1 manufacturer part number on file: 310-0467-000 (Allmetal Screw Products Corp).
Key specifications for 310-0467-000: Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM43.0 ROCKWELL C MAXIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.175 INCHES MAXIMUM0.175 INCHES MAXIMUM 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.