The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-165-1891, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-165-1891 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Plate Thickness | 0.055 INCHES MAXIMUM IN |
| Nut Length | 0.967 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Plate Width | 0.607 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Material Document and Classification | AMS 3304 ASSN STD SINGLE MATERIAL RESPONSE SEAL |
| Material Document and Classification | A286 FSCM 80539 MFR REF SINGLE MATERIAL RESPONSE CAP |
| Material Document and Classification | A286 FSCM 80539 MFR REF SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | A286 FSCM 80539 MFR REF SINGLE MATERIAL RESPONSE SHELL |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Nut Counterbore Depth | 0.187 INCHES MINIMUM NUT IN |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Counterbore Diameter | 0.280 INCHES MINIMUM NUT IN |
| Distance From Aperture Center to Mounting Hole Center | 0.371 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Center to Center Distance Between Mounting Holes Along Length | 0.750 INCHES MINIMUM AND 0.754 INCHES MAXIMUM IN |
| Nut Height | 0.422 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE NUT |
| Surface Treatment | PASSIVATE CAP |
| Surface Treatment | PASSIVATE SHELL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 660 SHELL |
| Material | IRON ALLOY 660 CAP |
| 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 |
|---|---|
| NS103146SE048-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-165-1891 is a Nut,self-Locking,plate, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-165-1891: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.745 INCHES MAXIMUM IN; Plate Thickness: 0.055 INCHES MAXIMUM IN; Nut Length: 0.967 INCHES MAXIMUM IN. 29 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.