The Bolt,machine, cataloged under National Stock Number 5306-01-280-8705, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is National Forge Company. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-280-8705 |
| Primary Part Number | LHD243003-PC 20007 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | National Forge Company |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES GRIP |
| Head Height | 2.750 INCHES NOMINAL IN |
| Fastener Length | 12.281 INCHES NOMINAL IN |
| Thread Length | 2.938 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.312 INCHES NOMINAL OVERALL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 8.406 INCHES NOMINAL IN |
| Width Between Flats | 3.875 INCHES NOMINAL IN |
| Minimum Tensile Strength | 100000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 11.969 INCHES NOMINAL FIRST HOLE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| LHD243003-PC 20007 PRIMARY | National Forge Company (USA) |
| 243-5864870 PC 20007 | Naval Sea Systems Command (USA) |
NSN 5306-01-280-8705 is a Bolt,machine, manufactured by National Forge Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-280-8705 has 2 manufacturer part numbers on file: LHD243003-PC 20007 (National Forge Company), 243-5864870 PC 20007 (Naval Sea Systems Command).
Key specifications for LHD243003-PC 20007: Surface Finish: 63.0 MICROINCHES GRIP; Head Height: 2.750 INCHES NOMINAL IN; Fastener Length: 12.281 INCHES NOMINAL IN; Thread Length: 2.938 INCHES NOMINAL 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.