The Spring,helical,torsion, cataloged under National Stock Number 5360-01-431-2213, 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 15 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 | 5360-01-431-2213 |
| Primary Part Number | 70209-22728-102 |
| 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 | 0.198 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | SS8435 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| End Style | EXTENDED EYE END BOTH ENDS |
| End Length | 0.500 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION RIGHT HAND |
| Material Document and Classification | QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.060 INCHES NOMINAL IN |
| Inside Diameter | 0.092 INCHES MINIMUM IN |
| Stock Diameter | 0.049 INCHES NOMINAL IN |
| Coil Quantity | 18 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL COMP 302 OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| Hook Opening Width | 0.050 INCHES NOMINAL BOTH ENDS IN |
| 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 |
|---|---|
| 70209-22728-102 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 70209-22728-102 PRIMARY | Rotair Aerospace Corp (USA) |
NSN 5360-01-431-2213 is a Spring,helical,torsion, manufactured by Rotair Aerospace Corp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-431-2213 has 2 manufacturer part numbers on file: 70209-22728-102 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 70209-22728-102 (Rotair Aerospace Corp).
Key specifications for 70209-22728-102: Spring Free Outside Diameter: 0.198 INCHES MAXIMUM IN; Surface Treatment Document and Classification: SS8435 MFR REF SINGLE TREATMENT RESPONSE OVERALL; End Style: EXTENDED EYE END BOTH ENDS; End Length: 0.500 INCHES NOMINAL BOTH ENDS IN. 15 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.