The Bolt,machine, cataloged under National Stock Number 5306-00-678-1433, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Trw Inc Trw Commercial Steering Div. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-678-1433 |
| Primary Part Number | 1200 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Trw Inc Trw Commercial Steering Div |
| Status | ACTIVE |
| Head Height | 0.270 INCHES NOMINAL IN |
| Fastener Length | 0.645 INCHES NOMINAL IN |
| Thread Length | 0.575 INCHES MAXIMUM IN |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.070 INCHES NOMINAL IN |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| 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 |
NSN 5306-00-678-1433 is a Bolt,machine, manufactured by Trw Inc Trw Commercial Steering Div, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-678-1433 has 2 manufacturer part numbers on file: 1200 (Trw Inc Trw Commercial Steering Div), 8705446 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 1200: Head Height: 0.270 INCHES NOMINAL IN; Fastener Length: 0.645 INCHES NOMINAL IN; Thread Length: 0.575 INCHES MAXIMUM IN; Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM 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.