The Nut,plain,assembled Washer, cataloged under National Stock Number 5310-01-284-0859, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-284-0859 |
| Primary Part Number | 1366AS650 |
| Item Name | Nut,plain,assembled Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Washer Outside Diameter | 1.280 INCHES MINIMUM AND 1.280 INCHES MINIMUM AND 1.330 INCHES MAXIMUM1.330 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Surface Treatment | CADMIUM OR PHOSPHATE OVERALL |
| Nut Style | PLAIN DISHEDPLAIN DISHED |
| Thread Class | 2B2B |
| Thread Quantity Per Inch | 1818 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 1366AS650 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| TLGF-5818-S | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-284-0859 is a Nut,plain,assembled Washer, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-284-0859 has 1 manufacturer part number on file: 1366AS650 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1366AS650: Overall Height: 0.581 INCHES MINIMUM AND 0.581 INCHES MINIMUM AND 0.678 INCHES MAXIMUM0.678 INCHES MAXIMUM IN; Washer Outside Diameter: 1.280 INCHES MINIMUM AND 1.280 INCHES MINIMUM AND 1.330 INCHES MAXIMUM1.330 INCHES MAXIMUM IN; Thread Series: UNF; Thread Direction: RIGHT-HAND. 9 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.