The Nut,sheet Spring, cataloged under National Stock Number 5310-00-427-6580, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Astec America Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-427-6580 |
| Primary Part Number | 59-856-000 |
| Item Name | Nut,sheet Spring |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Astec America Inc. |
| Status | ACTIVE |
| Nut Width | 0.500 INCHES NOMINAL IN |
| Nut Length | 0.468 INCHES NOMINAL IN |
| Material Thickness | 0.025 INCHES NOMINAL IN |
| Panel Thickness | 0.045 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Mating Member Diameter Accommodated | 0.138 INCHES NOMINAL IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Nut Style | SHEET SPRING |
| 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 |
|---|---|
| 59-856-000 | Astec America Inc. (USA) |
| Reference | Meaning |
|---|---|
| C8026-6 | 3/9 Design control — primary reference Tinnerman Palnut Engineered Products, Inc. |
NSN 5310-00-427-6580 is a Nut,sheet Spring, manufactured by Astec America Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-427-6580 has 1 manufacturer part number on file: 59-856-000 (Astec America Inc.).
Key specifications for 59-856-000: Nut Width: 0.500 INCHES NOMINAL IN; Nut Length: 0.468 INCHES NOMINAL IN; Material Thickness: 0.025 INCHES NOMINAL IN; Panel Thickness: 0.045 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN. 8 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.