The Bolt,machine, cataloged under National Stock Number 5306-00-576-5638, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-576-5638 |
| Primary Part Number | FFB571A |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Thread Series Designator | UNF |
| Nondefinitive Spec/std Data | B1 TYPE |
| Material | STEEL OVERALL |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 10000 POUNDS PER SQUARE INCH LBS |
| Grip Length | 0.250 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Head Height | 0.252 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 24 |
| Width Between Flats | 0.563 INCHES NOMINAL IN |
| Thread Length | 0.750 INCHES MINIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 2A A |
| Features Provided | FINISHED HEAD |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Acquisition Status | ACTIVE |
| Successor | 5306-01-027-4519 (60-6-10) |
| HAZMAT | No |
NSN 5306-00-576-5638 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 5306-00-576-5638 has 2 cross-referenced part numbers: FFB571A (Federal Specifications Promulgated by General Services Administration Washington DC), 60-6-10 (Department of the Air Force).
There are 11 known substitutes for 5306-00-576-5638: 5306-01-027-4519, 5310-00-012-0367, 5306-00-141-2844 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for FFB571A: Thread Series Designator: UNF; Nondefinitive Spec/std Data: B1 TYPE; Material: STEEL OVERALL; Thread Direction: RIGHT-HAND. 16 total characteristics are documented in the Federal Logistics Information System.