The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-043-0001, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-043-0001 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Width Across Flats | 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN |
| Head Height | 0.190 INCHES NOMINAL IN |
| Fastener Length | 0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN |
| Thread Length | 0.413 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | BEVEL-CONICAL |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 26512-GB511N PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.318 INCHES MINIMUM AND 0.328 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 |
|---|---|
| BM8002-3-4 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| GB51N3-4 | 5/9 Secondary reference Sps Technologies Inc |
| BM8002-3-4 | 5/9 Secondary reference U.S. Government activity |
| HIT1203V4 | 3/2 Design control — primary reference U.S. Government activity |
| GB51N3-4 | 5/9 Secondary reference Deutsch Fastener Corp |
| HIT1203V4 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| GB511N3-4 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5306-01-043-0001 is a Bolt,internal Wrenching, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-043-0001: Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD; Width Across Flats: 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN; Head Height: 0.190 INCHES NOMINAL IN; Fastener Length: 0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN. 15 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.