The Bolt,machine, cataloged under National Stock Number 5306-00-550-2590, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 25 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-550-2590 |
| Primary Part Number | 329765 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Hole Configuration Style | ROUND |
| Surface Treatment | SILVER THREADS |
| Material Document and Classification | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment Document and Classification | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE THREADS |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Quantity | 4 |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Fastener Length | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN |
| Thread Class | 1A A |
| Features Provided | FINISHED HEAD |
| Extended Washer Thickness | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Hole Type | DRILLED |
| Thread Length | 0.595 INCHES MINIMUM AND 0.615 INCHES MAXIMUM IN |
| Hole Diameter | 0.068 INCHES NOMINAL IN |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Precious Material | SILVER |
| Thread Quantity Per Inch | 24 |
| Extended Washer Diameter | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Head Height | 0.412 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5306-00-550-2590 is a Bolt,machine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-550-2590 has 3 cross-referenced part numbers: 329765 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 329765 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 329765 (Howmet Global Fastening Systems Inc Div Torrance Operations).
There is 1 known substitute for 5306-00-550-2590: 3040-00-275-7024. Verify interchangeability with system specifications before substitution.
Key specifications for 329765: Hole Configuration Style: ROUND; Surface Treatment: SILVER THREADS; Material Document and Classification: AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment Document and Classification: AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE THREADS. 25 total characteristics are documented in the Federal Logistics Information System.