The Bolt,machine, cataloged under National Stock Number 5306-00-151-1921, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Air Force Standard. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-151-1921 |
| Primary Part Number | 60-12-50 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Air Force Standard |
| Status | ACTIVE |
| Head Height | 0.493 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Head Style | HEXAGON |
| Width Between Flats | 1.125 INCHES NOMINAL IN |
| Fastener Length | 5.000 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Thread Series Designator | UNF |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Length | 1.750 INCHES MINIMUM IN |
| Material | STEEL OVERALL |
| Features Provided | UNFINISHED HEAD |
| Thread Quantity Per Inch | 16 |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 60-12-50 | Air Force Standard |
| FFB571ANDTYPEB2ANDCLASSC | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 60-12-50 | Department of the Air Force (USA) |
NSN 5306-00-151-1921 is a Bolt,machine, manufactured by Air Force Standard, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-151-1921 has 3 cross-referenced part numbers: 60-12-50 (Air Force Standard), FFB571ANDTYPEB2ANDCLASSC (Federal Specifications Promulgated by General Services Administration Washington DC), 60-12-50 (Department of the Air Force).
There are 12 known substitutes for 5306-00-151-1921: 5306-00-150-9315, 5306-00-174-9458, 5306-00-150-9303 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 60-12-50: Head Height: 0.493 INCHES NOMINAL IN; Thread Class: 2A A; Head Style: HEXAGON; Width Between Flats: 1.125 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.