The Seat,helical Compression Spring, cataloged under National Stock Number 5340-00-913-0645, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-913-0645 |
| Primary Part Number | 571729 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Design Type | SOLID |
| End Diameter | 0.2780 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE |
| Material | STEEL |
| Style Designator | SEAT |
| First Step Diameter | 0.4800 INCHES NOMINAL IN |
| Bore Diameter | 0.1910 INCHES MINIMUM AND 0.2260 INCHES MAXIMUM IN |
| Material Hardness Rating | 75.0 ROCKWELL C MINIMUM AND 79.0 ROCKWELL C MAXIMUM |
| FSC Application Data | FUEL CONTROL,TURBOSHAFT ENGINE,AIRCRAFT |
| Distance From End to First Step | 0.0900 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 571729 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5340-00-913-0645 is a Seat,helical Compression Spring, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-00-913-0645 has 1 cross-referenced part number: 571729 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
There is 1 known substitute for 5340-00-913-0645: 5331-00-580-5937. Verify interchangeability with system specifications before substitution.
Key specifications for 571729: Design Type: SOLID; End Diameter: 0.2780 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN; Surface Treatment: PASSIVATE; Material: STEEL. 12 total characteristics are documented in the Federal Logistics Information System.