The Washer,key, cataloged under National Stock Number 5310-00-209-4097, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Leonardo Uk Ltd. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-209-4097 |
| Primary Part Number | NAS513-14 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Leonardo Uk Ltd |
| Status | ACTIVE |
| Wire Hole Diameter | 0.080 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Internal Prebent Key Width | 0.137 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN |
| Distance From Key Center to Wire Hole Center | 0.185 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| Style Designator | INTERNAL PREBENT KEY |
| Material Document and Classification | MIL-S-7947 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.310 INCHES MINIMUM AND 1.330 INCHES MAXIMUM IN |
| Material Thickness | 0.080 INCHES NOMINAL IN |
| Specification/standard Data | 80205-NAS513 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Material | STEEL COMP 1095 OVERALL |
| Hole Diameter | 0.887 INCHES MINIMUM AND 0.907 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 |
|---|---|
| NAS513-14 | Leonardo Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| NAS513-14 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-209-4097 is a Washer,key, manufactured by Leonardo Uk Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-209-4097 has 1 manufacturer part number on file: NAS513-14 (Leonardo Uk Ltd).
Key specifications for NAS513-14: Wire Hole Diameter: 0.080 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Internal Prebent Key Width: 0.137 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN; Distance From Key Center to Wire Hole Center: 0.185 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN. 14 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.