The Bolt,ring, cataloged under National Stock Number 5306-01-379-8405, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-379-8405 |
| Item Name | Bolt,ring |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Ring Stock Diameter | 0.667 INCHES MINIMUM AND 0.707 INCHES MAXIMUM IN |
| Eye Stock Diameter | 1.375 INCHES MINIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OR QQ-Z-325, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Length | 1.000 INCHES MINIMUM IN |
| Shank Length | 1.095 INCHES MINIMUM AND 1.155 INCHES MAXIMUM IN |
| Style Designator | SWIVEL |
| Material Document and Classification | NAS 498 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Shoulder Diameter | 0.993 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Shoulder Length | 3.990 INCHES MINIMUM AND 4.010 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| NAS1251A25-64 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-379-8405 is a Bolt,ring, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-379-8405: Ring Stock Diameter: 0.667 INCHES MINIMUM AND 0.707 INCHES MAXIMUM IN; Eye Stock Diameter: 1.375 INCHES MINIMUM IN; Surface Treatment Document and Classification: QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OR QQ-Z-325, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL; Thread Length: 1.000 INCHES MINIMUM IN. 17 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.