The Washer,key, cataloged under National Stock Number 5310-00-053-0477, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-053-0477 |
| Primary Part Number | 133A1632P2 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Distance From Centerline to Inside of Prebent Key | 0.300 INCHES NOMINAL IN |
| Internal Prebent Key Width | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Style Designator | KEY |
| Material Document and Classification | AMS 5042 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.860 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Material Thickness | 0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN |
| Internal Prebent Key Length | 0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE FILM OVERALL |
| Material | STEEL COMP 1010 OVERALL |
| Hole Diameter | 0.700 INCHES MINIMUM AND 0.720 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 |
|---|---|
| 133A1632P2 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 133A1632P2 | 5/9 Secondary reference General Electric Company |
NSN 5310-00-053-0477 is a Washer,key, manufactured by General Electric Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-053-0477 has 1 manufacturer part number on file: 133A1632P2 (General Electric Company).
Key specifications for 133A1632P2: Distance From Centerline to Inside of Prebent Key: 0.300 INCHES NOMINAL IN; Internal Prebent Key Width: 0.110 INCHES MINIMUM AND 0.120 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.