The Bolt,machine, cataloged under National Stock Number 5306-00-151-3476, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 16 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-151-3476 |
| Primary Part Number | FFB571 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Fastener Length | 1.688 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Width Between Flats | 0.603 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Head Height | 0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN |
| Grip Length | 0.750 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 1 TYPE |
| Head Style | HEXAGON |
| Departure From Cited Designator | AS MODIFIED BY THREAD LG |
| Thread Class | 2A A |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Thread Quantity Per Inch | 20 |
| Features Provided | FINISHED HEAD |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Direction | RIGHT-HAND |
| Thread Length | 1.000 INCHES MINIMUM IN |
| Acquisition Status | ACTIVE |
| Successor | 5340-01-651-6404 (60716) |
| HAZMAT | No |
NSN 5306-00-151-3476 is a Bolt,machine, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-151-3476 has 3 cross-referenced part numbers: FFB571 (Federal Specifications Promulgated by General Services Administration Washington DC), 60-7-16 (Department of the Air Force), 60-7-16 (Air Force Standard).
There are 3 known substitutes for 5306-00-151-3476: 5306-00-582-5952, 5340-01-651-6404, 5950-01-161-3347. Verify interchangeability with system specifications before substitution.
Key specifications for FFB571: Fastener Length: 1.688 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN; Width Between Flats: 0.603 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Head Height: 0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN; Grip Length: 0.750 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.