The Spring,helical,torsion, cataloged under National Stock Number 5360-00-723-8905, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Rotair Aerospace Corp. Government technical data includes 14 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 | 5360-00-723-8905 |
| Primary Part Number | S6120-61288 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Rotair Aerospace Corp |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.254 INCHES NOMINAL IN |
| End Style | EXTENDED BOTH ENDS |
| End Length | 0.500 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.469 INCHES NOMINAL IN |
| Inside Diameter | 0.156 INCHES NOMINAL IN |
| End Length From First Bend to Second Bend or End | 0.373 INCHES NOMINAL BOTH ENDS IN |
| Coil Quantity | 6 |
| End Length From Coil Axis to First Bend | 0.127 INCHES NOMINAL BOTH ENDS IN |
| Surface Treatment | CADMIUM AND LACQUER OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 1095 OVERALL |
| End Angular Relationship | ENDS PARALLEL 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 |
|---|---|
| S6120-61288 PRIMARY | Rotair Aerospace Corp (USA) |
| S6120-61288 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5360-00-723-8905 is a Spring,helical,torsion, manufactured by Rotair Aerospace Corp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-723-8905 has 2 manufacturer part numbers on file: S6120-61288 (Rotair Aerospace Corp), S6120-61288 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for S6120-61288: Spring Free Outside Diameter: 0.254 INCHES NOMINAL IN; End Style: EXTENDED BOTH ENDS; End Length: 0.500 INCHES NOMINAL BOTH ENDS IN; Style Designator: SINGLE TORSION LEFT HAND. 14 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.