The Washer,spring Tension, cataloged under National Stock Number 5310-00-485-0664, 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 6 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 | 5310-00-485-0664 |
| Primary Part Number | 2560812-2 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 3 FED SPEC 1ST TREATMENT RESPONSE OR MIL-T-10727 TY 1 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Material Document and Classification | QQ-C-533 FED SPEC 1ST MATERIAL RESPONSE OR QQ-C-533 FED SPEC 2ND MATERIAL RESPONSE OR QQ-B-750 COMP A FED SPEC 3RD MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM IN |
| Material Thickness | 0.002 INCHES MINIMUM AND 0.008 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR TIN OVERALL |
| Hole Diameter | 0.127 INCHES MINIMUM AND 0.133 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 |
|---|---|
| 2560812-2 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5310-00-485-0664 is a Washer,spring Tension, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-485-0664 has 1 manufacturer part number on file: 2560812-2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2560812-2: Overall Height: 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 3 FED SPEC 1ST TREATMENT RESPONSE OR MIL-T-10727 TY 1 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Material Document and Classification: QQ-C-533 FED SPEC 1ST MATERIAL RESPONSE OR QQ-C-533 FED SPEC 2ND MATERIAL RESPONSE OR QQ-B-750 COMP A FED SPEC 3RD MATERIAL RESPONSE OVERALL; Outside Diameter: 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM IN. 6 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.