The Spring,helical,compression, cataloged under National Stock Number 5360-00-531-8221, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 13 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 | 5360-00-531-8221 |
| Primary Part Number | 66441 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Accommodated Rod Diameter | 0.375 INCHES NOMINAL IN |
| Spring Free Length | 1.5625 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.625 INCHES NOMINAL IN |
| Material Document and Classification | QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Outside Diameter | 0.625 INCHES NOMINAL IN |
| Spring Deflection Rate | 20.000 POUNDS PER INCH NOMINAL LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Coil Helix Direction | RIGHT-HAND |
| Style Designator | CYLINDRICAL |
| Spring Solid Length | 0.923 INCHES NOMINAL IN |
| Coil Quantity | 13 |
| Material | STEEL OVERALL |
| Inside Diameter | 0.483 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 66441 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
NSN 5360-00-531-8221 is a Spring,helical,compression, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5360 (No Item Name Available). Status: active.
NSN 5360-00-531-8221 has 1 cross-referenced part number: 66441 (L3harris Technologies, Inc Div Space & Airborne Systems).
There are 4 known substitutes for 5360-00-531-8221: 5920-00-170-9080, 5120-00-222-8852, 4720-01-037-1276 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 66441: Accommodated Rod Diameter: 0.375 INCHES NOMINAL IN; Spring Free Length: 1.5625 INCHES NOMINAL IN; Spring Solid Outside Diameter: 0.625 INCHES NOMINAL IN; Material Document and Classification: QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.