The Nut,sheet Spring, cataloged under National Stock Number 5310-00-522-2390, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-522-2390 |
| Item Name | Nut,sheet Spring |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Nut Width | 0.500 INCHES NOMINAL IN |
| Nut Length | 0.469 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Thickness | 0.017 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 | CADMIUM 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 |
| Reference | Meaning |
|---|---|
| TC617 | 5/9 Secondary reference U.S. Government activity |
| C8020-632-24 | 3/9 Design control — primary reference Tinnerman Palnut Engineered Products, Inc. |
| 3304751-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-522-2390 is a Nut,sheet Spring, classified under FSC 5310, Nuts and Washers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2520-00-734-2535. Verify interchangeability with system specifications before substitution.
Key specifications for 5310-00-522-2390: Nut Width: 0.500 INCHES NOMINAL IN; Nut Length: 0.469 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Thickness: 0.017 INCHES NOMINAL IN. 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.