The Spring,helical,torsion, cataloged under National Stock Number 5360-00-326-3430, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 11 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 | 5360-00-326-3430 |
| Primary Part Number | S1620-61552 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.223 INCHES NOMINAL IN |
| End Style | ONE HOOK END BOTH ENDS |
| End Length | 0.438 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION RIGHT HAND |
| Spring Free Length | 0.469 INCHES NOMINAL IN |
| Inside Diameter | 0.125 INCHES NOMINAL IN |
| Coil Quantity | 6 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL UNS K08500 OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| 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 |
|---|---|
| S1620-61552 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| S1620-61552 | Airbus Deutschland Gmbh -Werk Bremen- (DEU) |
NSN 5360-00-326-3430 is a Spring,helical,torsion, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-326-3430 has 2 manufacturer part numbers on file: S1620-61552 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), S1620-61552 (Airbus Deutschland Gmbh -Werk Bremen-).
Key specifications for S1620-61552: Spring Free Outside Diameter: 0.223 INCHES NOMINAL IN; End Style: ONE HOOK END BOTH ENDS; End Length: 0.438 INCHES NOMINAL BOTH ENDS IN; Style Designator: SINGLE TORSION RIGHT HAND. 11 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.