The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-773-2811, 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 15 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 | 5306-00-773-2811 |
| Primary Part Number | 7732811 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.562 INCHES NOMINAL IN |
| Fastener Length | 3.312 INCHES NOMINAL IN |
| Thread Length | 2.062 INCHES MINIMUM IN |
| Style Designator | COUNTERBORE UNTHREADED |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Counterbore Depth | 0.750 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Counterbore Diameter | 0.688 INCHES NOMINAL IN |
| Width Between Flats | 1.500 INCHES NOMINAL IN |
| Concentric Hole Diameter | 0.188 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 8 |
| 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 |
|---|---|
| 7732811 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5306-00-773-2811 is a Bolt,internally Relieved Body, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-773-2811 has 1 manufacturer part number on file: 7732811 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7732811: Head Height: 0.562 INCHES NOMINAL IN; Fastener Length: 3.312 INCHES NOMINAL IN; Thread Length: 2.062 INCHES MINIMUM IN; Style Designator: COUNTERBORE UNTHREADED. 15 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.