The Spring,helical,compression, cataloged under National Stock Number 5360-00-903-4639, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aerosonic Llc. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-903-4639 |
| Primary Part Number | 21537 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — No Item Name Available |
| Manufacturer | Aerosonic Llc |
| Status | ACTIVE |
| Coil Quantity | 15 |
| Spring Free Length | 2.156 INCHES NOMINAL IN |
| Surface Treatment | NICKEL OVERALL |
| Material | STEEL UNS K08500 OVERALL |
| End Style | SPRING END,SQUARED BOTH ENDS |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Style Designator | CYLINDRICAL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Spring Free Outside Diameter | 0.495 INCHES NOMINAL IN |
| Inside Diameter | 0.471 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21537 PRIMARY | Aerosonic Llc (USA) |
NSN 5360-00-903-4639 is a Spring,helical,compression, manufactured by Aerosonic Llc, classified under FSC 5360 (No Item Name Available). Status: active.
NSN 5360-00-903-4639 has 1 cross-referenced part number: 21537 (Aerosonic Llc).
There are 2 known substitutes for 5360-00-903-4639: 5330-00-253-5905, 4820-00-937-5914. Verify interchangeability with system specifications before substitution.
Key specifications for 21537: Coil Quantity: 15; Spring Free Length: 2.156 INCHES NOMINAL IN; Surface Treatment: NICKEL OVERALL; Material: STEEL UNS K08500 OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.