The Bolt,machine, cataloged under National Stock Number 5306-00-942-2177, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes). Government technical data includes 15 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-942-2177 |
| Primary Part Number | 43-639 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) |
| Status | ACTIVE |
| Thread Series Designator | UNF |
| Fastener Length | 1.765 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Grip Length | 1.094 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Thread Length | 0.671 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Quantity Per Inch | 24 |
| Features Provided | FINISHED HEAD |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Head Height | 0.412 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Extended Washer Thickness | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5306-00-942-2177 is a Bolt,machine, manufactured by Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes), classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-942-2177 has 3 cross-referenced part numbers: 43-639 (Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)), 43-639 (Pattonair Usa, Inc.), 43-639 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
There are 4 known substitutes for 5306-00-942-2177: 3455-00-224-3767, 3040-00-352-5706, 3230-01-344-9406 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 43-639: Thread Series Designator: UNF; Fastener Length: 1.765 INCHES NOMINAL IN; Thread Class: 3A A; Grip Length: 1.094 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.