The Bolt,ring, cataloged under National Stock Number 5306-01-036-7373, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-036-7373 |
| Item Name | Bolt,ring |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Ring Stock Diameter | 0.380 INCHES NOMINAL IN |
| Ring Inside Diameter | 1.800 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.667 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Length | 0.750 INCHES NOMINAL IN |
| Style Designator | ROUND, CLOSED W/SHOULDER |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Shoulder Diameter | 1.000 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNF |
| Eye Outside Width | 1.000 INCHES NOMINAL 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 |
|---|---|
| 3096200-190 | 5/9 Secondary reference U.S. Government activity |
| 3096200-190 | 3/9 Design control — primary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
NSN 5306-01-036-7373 is a Bolt,ring, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-036-7373: Ring Stock Diameter: 0.380 INCHES NOMINAL IN; Ring Inside Diameter: 1.800 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.667 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN. 18 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.