The Bolt,shoulder, cataloged under National Stock Number 5306-00-437-8765, 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 | 5306-00-437-8765 |
| Primary Part Number | 8331243 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.188 INCHES NOMINAL IN |
| Fastener Length | 1.109 INCHES NOMINAL IN |
| Shoulder Length | 0.475 INCHES MINIMUM AND 0.485 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.4690 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.469 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Width Between Flats | 0.734 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| 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 |
|---|---|
| 8331243 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5306-00-437-8765 is a Bolt,shoulder, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-437-8765 has 1 manufacturer part number on file: 8331243 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8331243: Head Height: 0.188 INCHES NOMINAL IN; Fastener Length: 1.109 INCHES NOMINAL IN; Shoulder Length: 0.475 INCHES MINIMUM AND 0.485 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.4690 INCHES NOMINAL FIRST SHOULDER IN. 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.