The Bolt,u, cataloged under National Stock Number 5306-01-147-8225, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 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 | 5306-01-147-8225 |
| Primary Part Number | 12313028 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Inside Distance Between Shanks | 2.120 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | TT-P-636 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 2.500 INCHES NOMINAL IN |
| Distance From Inside Center of Bend to Bolt End | 8.120 INCHES NOMINAL IN |
| Style Designator | SQUARE BEND |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PAINT OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 1035 OR STEEL COMP 1536 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OR STEEL COMP 1541 OR STEEL COMP 1042 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 |
|---|---|
| 12313028 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5306-01-147-8225 is a Bolt,u, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-147-8225 has 1 manufacturer part number on file: 12313028 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12313028: Inside Distance Between Shanks: 2.120 INCHES NOMINAL IN; Surface Treatment Document and Classification: TT-P-636 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 2.500 INCHES NOMINAL IN; Distance From Inside Center of Bend to Bolt End: 8.120 INCHES NOMINAL IN. 12 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.