The Washer,lock, cataloged under National Stock Number 5310-01-151-7388, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Electric Co Motor Business Group. 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 | 5310-01-151-7388 |
| Primary Part Number | N405P42B11 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Electric Co Motor Business Group |
| Status | ACTIVE |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | C4L1,FSCM 03510 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.591 INCHES MAXIMUM IN |
| Material Thickness | 0.068 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN |
| Color | OLIVE DRAB OVERALL |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.341 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 |
|---|---|
| N405P42B11 PRIMARY | General Electric Co Motor Business Group (USA) |
NSN 5310-01-151-7388 is a Washer,lock, manufactured by General Electric Co Motor Business Group, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-151-7388 has 1 manufacturer part number on file: N405P42B11 (General Electric Co Motor Business Group).
Key specifications for N405P42B11: Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: C4L1,FSCM 03510 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.591 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.