The Washer,key, cataloged under National Stock Number 5310-00-308-3554, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-308-3554 |
| Primary Part Number | 68A450825-2001 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Wire Hole Diameter | 0.090 INCHES NOMINAL IN |
| Distance From Key Center to Wire Hole Center | 0.220 INCHES NOMINAL IN |
| Heat Treatment | F-AS FABRICATED |
| Material Document and Classification | QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 3.880 INCHES NOMINAL IN |
| Material Thickness | 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Tapered Key Minor Width | 0.320 INCHES NOMINAL IN |
| Internal Prebent Key Length | 0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY OVERALL |
| Hole Diameter | 3.397 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 |
|---|---|
| 68A450825-2001 | Goodrich Corporation (USA) |
| 68A450825-2001 | Perfekta Inc (USA) |
| 68A450825-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 68A450825-2001 | 5/9 Secondary reference Monroe Technical Engineering Corp |
| 68A450825-2001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 68A450825-2001 | 5/9 Secondary reference Skilltronics Inc |
NSN 5310-00-308-3554 is a Washer,key, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-308-3554 has 3 manufacturer part numbers on file: 68A450825-2001 (Goodrich Corporation), 68A450825-2001 (Perfekta Inc), 68A450825-2001 (The Boeing Company Div Defense).
Key specifications for 68A450825-2001: Wire Hole Diameter: 0.090 INCHES NOMINAL IN; Distance From Key Center to Wire Hole Center: 0.220 INCHES NOMINAL IN; Heat Treatment: F-AS FABRICATED; Material Document and Classification: QQ-A-250/5 FED SPEC 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.