The Spring,helical,torsion, cataloged under National Stock Number 5360-01-384-5338, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-384-5338 |
| Primary Part Number | 12937539 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.902 INCHES NOMINAL IN |
| Center Section Width | 1.830 INCHES NOMINAL IN |
| Style Designator | DOUBLE TORSION, RIGHT AND LEFT HAND |
| Material Document and Classification | ASTM-A-228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.980 INCHES NOMINAL IN |
| Coil Axis to Center Section Distance | 1.840 INCHES NOMINAL IN |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Stock Diameter | 0.076 INCHES NOMINAL IN |
| Coil Quantity | 11 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Center Style | SQUARE TYPE |
| Material | STEEL UNS K08500 OVERALL |
| End Angular Relationship | END W/LH HELIX OF COIL PARALLEL TO CENTER SECTION AND END W/RH HELIX OF COIL PARALLEL 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 |
|---|---|
| 12937539 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5360-01-384-5338 is a Spring,helical,torsion, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-384-5338 has 1 manufacturer part number on file: 12937539 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12937539: Spring Free Outside Diameter: 0.902 INCHES NOMINAL IN; Center Section Width: 1.830 INCHES NOMINAL IN; Style Designator: DOUBLE TORSION, RIGHT AND LEFT HAND; Material Document and Classification: ASTM-A-228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.