The Washer,key, cataloged under National Stock Number 5310-00-262-6313, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-262-6313 |
| Primary Part Number | 273579PC9 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Internal Prebent Key Width | 0.171 INCHES NOMINAL0.171 INCHES NOMINAL IN |
| Overall Distance Including Keys | 1.875 INCHES NOMINAL1.875 INCHES NOMINAL IN |
| Style Designator | KEYKEY |
| Material Document and Classification | QQ-S-692 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-S-692 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN |
| Material Thickness | 0.061 INCHES NOMINAL0.061 INCHES NOMINAL IN |
| External Straight Key Width | 0.250 INCHES MAXIMUM0.250 INCHES MAXIMUM IN |
| External Key Quantity | 1010 |
| Internal Prebent Key Length | 0.078 INCHES NOMINAL0.078 INCHES NOMINAL IN |
| Material | STEEL COMP B OVERALL |
| Hole Diameter | 1.140 INCHES NOMINAL1.140 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 |
|---|---|
| 273579PC9 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5310-00-262-6313 is a Washer,key, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-262-6313 has 1 manufacturer part number on file: 273579PC9 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 273579PC9: Internal Prebent Key Width: 0.171 INCHES NOMINAL0.171 INCHES NOMINAL IN; Overall Distance Including Keys: 1.875 INCHES NOMINAL1.875 INCHES NOMINAL IN; Style Designator: KEYKEY; Material Document and Classification: QQ-S-692 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-S-692 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.