The Bolt,machine, cataloged under National Stock Number 5306-01-031-5078, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-031-5078 |
| Primary Part Number | 12008025 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Head Height | 0.620 INCHES NOMINAL IN |
| Fastener Length | 4.488 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-C-320,CLASS 2C FED SPEC SINGLE TREATMENT RESPONSE THREADS |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TYPE 3,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE GRIP |
| Thread Length | 1.230 INCHES NOMINAL IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | ASTM 322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM 322 ASSN STD 2ND MATERIAL RESPONSE OR AST-322 ASSN STD 3RD MATERIAL RESPONSE OR ASTM 331 ASSN STD 4TH MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.390 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM GRIP |
| Surface Treatment | CHROMIUM THREADS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| Material | STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8630 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 12008025 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5306-01-031-5078 is a Bolt,machine, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-031-5078 has 1 manufacturer part number on file: 12008025 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 12008025: Head Height: 0.620 INCHES NOMINAL IN; Fastener Length: 4.488 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-C-320,CLASS 2C FED SPEC SINGLE TREATMENT RESPONSE THREADS; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TYPE 3,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE GRIP. 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.