The Spring,helical,torsion, cataloged under National Stock Number 5360-00-022-7740, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-022-7740 |
| Primary Part Number | 107S4383-1 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.234 INCHES NOMINAL IN |
| End Style | SHORT HOOK, END OVERALL |
| End Length | 0.600 INCHES NOMINAL BOTH ENDS IN |
| Center Section Width | 0.584 INCHES NOMINAL IN |
| Style Designator | SINGLE TORSION RIGHT HAND |
| Spring Free Length | 1.440 INCHES NOMINAL IN |
| Coil Axis to Center Section Distance | 0.750 INCHES NOMINAL IN |
| Inside Diameter | 0.150 INCHES NOMINAL IN |
| Coil Quantity | 10-5/16 |
| Surface Treatment | CADMIUM OVERALL |
| Center Loop Radius | 0.250 INCHES NOMINAL IN |
| Coil Helix Direction | LEFT-HAND |
| End Angular Relationship | END W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND END W/RH HELIX OF COIL ANGLED TO CENTER SECTION |
| 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 |
|---|---|
| 107S4383-1 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 107S4383-1 | 5/2 Secondary reference U.S. Government activity |
NSN 5360-00-022-7740 is a Spring,helical,torsion, manufactured by The Boeing Company, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-022-7740 has 1 manufacturer part number on file: 107S4383-1 (The Boeing Company).
Key specifications for 107S4383-1: Spring Free Outside Diameter: 0.234 INCHES NOMINAL IN; End Style: SHORT HOOK, END OVERALL; End Length: 0.600 INCHES NOMINAL BOTH ENDS IN; Center Section Width: 0.584 INCHES NOMINAL IN. 13 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.