The Bolt,machine, cataloged under National Stock Number 5306-00-938-6623, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-938-6623 |
| Primary Part Number | 11687057 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.190 INCHES NOMINAL IN |
| Fastener Length | 8.954 INCHES MINIMUM AND 9.000 INCHES MAXIMUM IN |
| Thread Length | 0.418 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-5626,CONDITION D4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 4140 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 |
|---|---|
| 11687057 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 204-071-033-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-938-6623 is a Bolt,machine, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-938-6623 has 1 manufacturer part number on file: 11687057 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11687057: Head Height: 0.190 INCHES NOMINAL IN; Fastener Length: 8.954 INCHES MINIMUM AND 9.000 INCHES MAXIMUM IN; Thread Length: 0.418 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-5626,CONDITION D4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 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.