The Washer,key, cataloged under National Stock Number 5310-00-209-4136, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-209-4136 |
| Primary Part Number | 1039120-10 |
| 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 |
| Distance From Centerline to Inside of Prebent Key | 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| External Prebent Key Length | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Overall Distance Including Keys | 0.420 INCHES NOMINAL IN |
| Style Designator | KEY |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Material Thickness | 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN |
| External Prebent Key Width | 0.100 INCHES NOMINAL IN |
| Material | STEEL COMP 304 OVERALL |
| Hole Diameter | 0.193 INCHES MINIMUM AND 0.213 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 |
|---|---|
| 1039120-10 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1039120PC10 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5310-00-209-4136 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 5310-00-209-4136 has 1 manufacturer part number on file: 1039120-10 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1039120-10: Distance From Centerline to Inside of Prebent Key: 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; External Prebent Key Length: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Overall Distance Including Keys: 0.420 INCHES NOMINAL IN; 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.