The Bolt,machine, cataloged under National Stock Number 5306-01-653-3859, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Crestwood Technology Group, Llc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-653-3859 |
| Primary Part Number | G8HBZN-W1-NC031-0075 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Crestwood Technology Group, Llc |
| Status | ACTIVE |
| Fastener Length | 0.75 INCHES NOMINAL IN |
| Material Document and Classification | SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.3125 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | ZINC OVERALL |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| G8HBZN-W1-NC031-0075 | Crestwood Technology Group, Llc (USA) |
| Reference | Meaning |
|---|---|
| G8HBZN-W1-NC031-0075 | 3/9 Design control — primary reference Northwest Fastener and Supply, Inc. Dba Northwest Fastener Div Northwest Fastener |
NSN 5306-01-653-3859 is a Bolt,machine, manufactured by Crestwood Technology Group, Llc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-653-3859 has 1 manufacturer part number on file: G8HBZN-W1-NC031-0075 (Crestwood Technology Group, Llc).
Key specifications for G8HBZN-W1-NC031-0075: Fastener Length: 0.75 INCHES NOMINAL IN; Material Document and Classification: SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.3125 INCHES IN; Head Style: HEXAGON. 9 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.