The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-660-3386, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 28 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-660-3386 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT OR SOLUBLE LUBRICANT |
| Plate Thickness | 0.075 INCHES MAXIMUM IN |
| Nut Length | 0.984 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-P-416,TY 2,CL 1,2 OR 3 FED SPEC 2ND TREATMENT RESPONSE SHELL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Plate Width | 0.416 INCHES MAXIMUM IN |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Countersink Angle | 98.0 DEGREES MINIMUM AND 102.0 DEGREES MAXIMUM |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Mounting Provision Location | OPPOSITE NUT PROJECTION SIDE |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Specification/standard Data | 80205-NAS1031 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Distance From Aperture Center to Mounting Hole Center | 0.344 INCHES NOMINAL IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Center to Center Distance Between Mounting Holes Along Length | 0.686 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Nut Height | 0.312 INCHES MAXIMUM IN |
| Surface Treatment | OXIDE FILM AND CADMIUM SHELL |
| Countersink Angle | 120.0 DEGREES NOMINAL NUT |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL NUT |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| Material | ALUMINUM ALLOY OR STEEL SHELL |
| Nut Mounting Provision | COUNTERSUNK 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 |
|---|---|
| NAS1031N3K | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-660-3386 is a Nut,self-Locking,plate, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-660-3386: Lubrication: DRY FILM LUBRICANT OR SOLUBLE LUBRICANT; Plate Thickness: 0.075 INCHES MAXIMUM IN; Nut Length: 0.984 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-P-416,TY 2,CL 1,2 OR 3 FED SPEC 2ND TREATMENT RESPONSE SHELL. 28 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.