The Washer,key, cataloged under National Stock Number 5310-00-005-5705, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 10 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 | 5310-00-005-5705 |
| Primary Part Number | 3019917 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| Distance From Centerline to Inside of Prebent Key | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Internal Prebent Key Width | 0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Heat Treatment | STRESS RELIEVED |
| Style Designator | KEY |
| Material Document and Classification | AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.576 INCHES MINIMUM AND 0.601 INCHES MAXIMUM IN |
| Material Thickness | 0.0330 INCHES MINIMUM AND 0.0355 INCHES MAXIMUM IN |
| Internal Prebent Key Length | 0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Diameter | 0.240 INCHES MINIMUM AND 0.260 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 |
|---|---|
| 3019917 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
NSN 5310-00-005-5705 is a Washer,key, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-005-5705 has 1 manufacturer part number on file: 3019917 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
Key specifications for 3019917: Distance From Centerline to Inside of Prebent Key: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Internal Prebent Key Width: 0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Heat Treatment: STRESS RELIEVED; Style Designator: KEY. 10 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.