The Bolt,square Neck, cataloged under National Stock Number 5306-00-426-7314, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Komatsu America Corporation. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-426-7314 |
| Primary Part Number | 10789 |
| Item Name | Bolt,square Neck |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Komatsu America Corporation |
| Status | ACTIVE |
| Neck Length | 0.250 INCHES NOMINAL IN |
| Head Height | 0.375 INCHES NOMINAL IN |
| Fastener Length | 2.750 INCHES NOMINAL IN |
| Thread Length | 1.125 INCHES MINIMUM IN |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Neck Width | 0.625 INCHES NOMINAL IN |
| Surface Treatment | ZINC AND CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 11 |
| Material | STEEL COMP 1035 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 1.250 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 |
| Part Number | Manufacturer |
|---|---|
| 10789 PRIMARY | Komatsu America Corporation (USA) |
| BT45 | Bridgestone Americas Tire Operations, Llc (USA) |
| BT45 PRIMARY | Accuride Corporation Dba Accuride Distributing Llc (USA) |
| Reference | Meaning |
|---|---|
| R10789 | 5/9 Secondary reference Komatsu America Corporation |
NSN 5306-00-426-7314 is a Bolt,square Neck, manufactured by Komatsu America Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-426-7314 has 3 manufacturer part numbers on file: 10789 (Komatsu America Corporation), BT45 (Bridgestone Americas Tire Operations, Llc), BT45 (Accuride Corporation Dba Accuride Distributing Llc).
3 possible matches (shared part number, not a government interchangeability claim): 6625-00-840-3380, 5950-01-173-8092, 5950-01-398-3214. Verify interchangeability with system specifications before substitution.
Key specifications for 10789: Neck Length: 0.250 INCHES NOMINAL IN; Head Height: 0.375 INCHES NOMINAL IN; Fastener Length: 2.750 INCHES NOMINAL IN; Thread Length: 1.125 INCHES MINIMUM 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.