The Washer,key, cataloged under National Stock Number 5310-00-979-1183, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-979-1183 |
| Primary Part Number | 105B3411P2 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| External Prebent Key Length | 0.300 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Overall Distance Including Keys | 0.780 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN |
| Style Designator | KEY |
| Material Document and Classification | AMS 5042 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.500 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN |
| Material Thickness | 0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN |
| External Straight Key Width | 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE FILM OVERALL |
| Material | STEEL COMP 1010 OVERALL |
| Hole Diameter | 0.253 INCHES MINIMUM AND 0.258 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 |
|---|---|
| 105B3411P2 PRIMARY | General Electric Company (USA) |
| 105B3411P2 | General Electric Company (USA) |
NSN 5310-00-979-1183 is a Washer,key, manufactured by General Electric Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-979-1183 has 2 manufacturer part numbers on file: 105B3411P2 (General Electric Company), 105B3411P2 (General Electric Company).
Key specifications for 105B3411P2: External Prebent Key Length: 0.300 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN; Overall Distance Including Keys: 0.780 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN; Style Designator: KEY; Material Document and Classification: AMS 5042 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 11 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.