The Nut,self-Locking,barrel, cataloged under National Stock Number 5310-01-706-5779, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-706-5779 |
| Item Name | Nut,self-Locking,barrel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Nut Length | 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE II, CLASS 2 INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE II, CLASS 2 INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES NUT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS6322 AEROSPACE MATERIAL SPEC STD ALL MATERIAL RESPONSES OR AMS6414 AEROSPACE MATERIAL SPEC STD ALL MATERIAL RESPONSES NUT |
| Material Document and Classification | AMS6322 AEROSPACE MATERIAL SPEC STD ALL MATERIAL RESPONSES OR AMS6414 AEROSPACE MATERIAL SPEC STD ALL MATERIAL RESPONSES OVERALL |
| Hazardous Substances | CADMIUM |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.5000 INCHES IN |
| Nut Diameter | 2.607 INCHES NOMINAL IN |
| Specification/standard Data | 80205-NAS577 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 2.187 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND LUBRICANT DRY FILM NUT |
| Surface Treatment | CADMIUM AND LUBRICANT DRY FILM OVERALL |
| Nut Style | FLOATING SELF-LOCKING BARREL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 12 |
| Material | STEEL COMP 8740 OR STEEL COMP 4340 OVERALL |
| Material | STEEL COMP 8740 OR STEEL COMP 4340 NUT |
| Barrel Height | 1.520 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN |
| 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 |
|---|---|
| NAS577 REV 18 | D/9 Drawing number reference only U.S. Government activity |
| NAS577B24A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-706-5779 is a Nut,self-Locking,barrel, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-706-5779: Lubrication: DRY FILM LUBRICANT; Nut Length: 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II, CLASS 2 INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL; Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II, CLASS 2 INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES NUT. 24 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.