The Spring,helical,compression, cataloged under National Stock Number 5360-01-227-0820, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fluid Mechanics Valve Company. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-227-0820 |
| Primary Part Number | S-621 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — No Item Name Available |
| Manufacturer | Fluid Mechanics Valve Company |
| Status | ACTIVE |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Free Outside Diameter | 0.137 INCHES NOMINAL IN |
| Spring Free Length | 0.850 INCHES NOMINAL IN |
| Inside Diameter | 0.093 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Coil Quantity | 18 |
| Style Designator | CYLINDRICAL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Spring Solid Outside Diameter | 0.137 INCHES NOMINAL IN |
| Spring Solid Length | 0.325 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| S-621 PRIMARY | Fluid Mechanics Valve Company (USA) |
NSN 5360-01-227-0820 is a Spring,helical,compression, manufactured by Fluid Mechanics Valve Company, classified under FSC 5360 (No Item Name Available). Status: active.
NSN 5360-01-227-0820 has 1 cross-referenced part number: S-621 (Fluid Mechanics Valve Company).
There are 4 known substitutes for 5360-01-227-0820: 6320-00-394-6992, 5975-00-939-5614, 4030-01-251-6469 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for S-621: End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Free Outside Diameter: 0.137 INCHES NOMINAL IN; Spring Free Length: 0.850 INCHES NOMINAL IN; Inside Diameter: 0.093 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.