The Bolt,machine, cataloged under National Stock Number 5306-01-144-4862, 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 | 5306-01-144-4862 |
| Primary Part Number | 12288110 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.439 INCHES MINIMUM AND 0.439 INCHES MINIMUM AND 0.467 INCHES MAXIMUM0.467 INCHES MAXIMUM IN |
| Fastener Length | 5.150 INCHES MINIMUM AND 5.150 INCHES MINIMUM AND 5.250 INCHES MAXIMUM5.250 INCHES MAXIMUM IN |
| Thread Length | 1.750 INCHES NOMINAL1.750 INCHES NOMINAL IN |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM FASTENER39.0 ROCKWELL C MAXIMUM FASTENER |
| Material Document and Classification | FF-B-575 FED SPEC SINGLE MATERIAL RESPONSE OVERALLFF-B-575 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | HEXAGONHEXAGON |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Width Between Flats | 1.100 INCHES MINIMUM AND 1.100 INCHES MINIMUM AND 1.125 INCHES MAXIMUM1.125 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH150000 POUNDS PER SQUARE INCH LBS |
| Minimum Yield Strength | 130000 POUNDS PER SQUARE INCH130000 POUNDS PER SQUARE INCH LBS |
| Material | STEEL OVERALL |
| Thread Series Designator | UNFUNF |
| 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 |
|---|---|
| 12288110 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5306-01-144-4862 is a Bolt,machine, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-144-4862 has 1 manufacturer part number on file: 12288110 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12288110: Head Height: 0.439 INCHES MINIMUM AND 0.439 INCHES MINIMUM AND 0.467 INCHES MAXIMUM0.467 INCHES MAXIMUM IN; Fastener Length: 5.150 INCHES MINIMUM AND 5.150 INCHES MINIMUM AND 5.250 INCHES MAXIMUM5.250 INCHES MAXIMUM IN; Thread Length: 1.750 INCHES NOMINAL1.750 INCHES NOMINAL IN; Hardness Rating: 33.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM FASTENER39.0 ROCKWELL C MAXIMUM FASTENER. 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.