The Bolt,machine, cataloged under National Stock Number 5306-01-394-2744, 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18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-394-2744 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.453 INCHES MINIMUM AND 0.484 INCHES MAXIMUM IN |
| Fastener Length | 2.046 INCHES MINIMUM AND 2.093 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TY 2, CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Length | 0.968 INCHES NOMINAL IN |
| Hole Configuration Style | DOUBLE HEXAGON FLATS |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.046 INCHES MINIMUM AND 1.078 INCHES MAXIMUM IN |
| Width Between Flats | 0.928 INCHES MINIMUM AND 0.939 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| Hole Quantity | 3 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | DRILLED |
| Hole Diameter | 0.065 INCHES MINIMUM AND 0.075 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 |
|---|---|
| MS20073-10-20 | 2/2 Government specification standardization U.S. Government activity |
NSN 5306-01-394-2744 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-394-2744: Head Height: 0.453 INCHES MINIMUM AND 0.484 INCHES MAXIMUM IN; Fastener Length: 2.046 INCHES MINIMUM AND 2.093 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416, TY 2, CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL; Thread Length: 0.968 INCHES NOMINAL 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.