The Spring,helical,compression, cataloged under National Stock Number 5360-00-620-5835, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Carrier Corp. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-620-5835 |
| Primary Part Number | 44B3521-481A |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Carrier Corp |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.707 INCHES NOMINAL IN |
| End Style | SPRING END,PLAIN BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | MIL-S-16410,GRADE B,COMP 1-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 4.250 INCHES NOMINAL IN |
| Spring Deflection Rate | 100.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 1.183 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 44B3521-481A PRIMARY | Carrier Corp (USA) |
| 44B3521-481A | Elliott Company Div Jeannette (USA) |
NSN 5360-00-620-5835 is a Spring,helical,compression, manufactured by Carrier Corp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-620-5835 has 2 manufacturer part numbers on file: 44B3521-481A (Carrier Corp), 44B3521-481A (Elliott Company Div Jeannette).
Key specifications for 44B3521-481A: Spring Free Outside Diameter: 1.707 INCHES NOMINAL IN; End Style: SPRING END,PLAIN BOTH ENDS; Style Designator: CYLINDRICAL; Material Document and Classification: MIL-S-16410,GRADE B,COMP 1-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.