The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-506-8555, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-506-8555 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Plate Thickness | 0.025 INCHES MAXIMUM IN |
| Nut Length | 0.874 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS 2410 ASSN STD 1ST TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-35, TYPE II FED SPEC 1ST TREATMENT RESPONSE SHELL |
| Distance From Mounting Hole Center to Base | 0.479 INCHES MINIMUM AND 0.489 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Precious Material | SILVER |
| Plate Width | 0.432 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN |
| Temp Rating | 800.0 FAHRENHEIT NOMINAL DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Distance From Base to Center of Aperture | 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5525 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5734 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5737 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.098 INCHES NOMINAL IN |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | FREE-RUNNING ALL METAL DESIGN |
| Center to Center Distance Between Mounting Holes Along Length | 0.250 INCHES NOMINAL IN |
| Nut Height | 0.227 INCHES NOMINAL IN |
| Surface Treatment | SILVER NUT |
| Surface Treatment | PASSIVATE SHELL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 OVERALL |
| Nut Mounting Provision | STRAIGHT HOLES |
| 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 |
|---|---|
| 137R-02 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-506-8555 is a Nut,self-Locking,plate, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-506-8555: Plate Thickness: 0.025 INCHES MAXIMUM IN; Nut Length: 0.874 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS 2410 ASSN STD 1ST TREATMENT RESPONSE NUT; Surface Treatment Document and Classification: QQ-P-35, TYPE II FED SPEC 1ST TREATMENT RESPONSE SHELL. 26 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.