The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-013-4221, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Commercial. Government technical data includes 9 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-013-4221 |
| Primary Part Number | 60-4383 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | The Boeing Company Div Commercial |
| Status | ACTIVE |
| Style Designator | SEAT |
| Design Type | SOLID |
| End Diameter | 0.7600 INCHES NOMINAL IN |
| FSC Application Data | AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS |
| Material | COPPER ALLOY |
| First Step Length | 0.2800 INCHES NOMINAL IN |
| Bore Diameter | 0.6270 INCHES NOMINAL IN |
| Second Step Diameter | 1.4350 INCHES NOMINAL IN |
| First Step Diameter | 0.9400 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| Successor | 5340-01-706-7764 (60438-3) |
| HAZMAT | No |
| Unit of Issue | EA |
NSN 5340-01-013-4221 is a Seat,helical Compression Spring, manufactured by The Boeing Company Div Commercial, classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-01-013-4221 has 2 cross-referenced part numbers: 60-4383 (The Boeing Company Div Commercial), 60-4383 (The Boeing Company Div Defense).
There are 3 known substitutes for 5340-01-013-4221: 5340-01-706-7764, 3110-00-100-0540, 2920-00-383-9408. Verify interchangeability with system specifications before substitution.
Key specifications for 60-4383: Style Designator: SEAT; Design Type: SOLID; End Diameter: 0.7600 INCHES NOMINAL IN; FSC Application Data: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS. 10 total characteristics are documented in the Federal Logistics Information System.