The Bolt,u, cataloged under National Stock Number 5306-01-281-9191, 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 11 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 | 5306-01-281-9191 |
| Primary Part Number | 12315340-2 |
| 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 | 6.190 INCHES MINIMUM AND 6.380 INCHES MAXIMUM IN |
| Thread Length | 2.500 INCHES NOMINAL IN |
| Distance From Inside Center of Bend to Bolt End | 11.660 INCHES MINIMUM AND 11.840 INCHES MAXIMUM IN |
| Style Designator | SQUARE BEND |
| Material Document and Classification | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.125 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 12 |
| Material | STEEL COMP 1045 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 |
|---|---|
| 12315340-2 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5306-01-281-9191 is a Bolt,u, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-281-9191 has 1 manufacturer part number on file: 12315340-2 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12315340-2: Inside Distance Between Shanks: 6.190 INCHES MINIMUM AND 6.380 INCHES MAXIMUM IN; Thread Length: 2.500 INCHES NOMINAL IN; Distance From Inside Center of Bend to Bolt End: 11.660 INCHES MINIMUM AND 11.840 INCHES MAXIMUM IN; Style Designator: SQUARE BEND. 11 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.