The Spring,helical,torsion, cataloged under National Stock Number 5360-00-139-0243, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Flower D B Mfg Co. 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 | 5360-00-139-0243 |
| Primary Part Number | 3602-S-1 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Flower D B Mfg Co |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.562 INCHES NOMINAL IN |
| End Style | EXTENDED EYE END FIRST END |
| End Style | OFFSET EYE SECOND END |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | FED STD 66 FED STD ALL MATERIAL RESPONSES OR AISI/SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.750 INCHES NOMINAL IN |
| Inside Diameter | 0.436 INCHES NOMINAL IN |
| End Length From First Bend to Second Bend or End | 0.188 INCHES NOMINAL OVERALL IN |
| End Length From Coil Axis to First Bend | 0.594 INCHES NOMINAL OVERALL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 302 OVERALL |
| End Angular Relationship | ENDS PARALLEL ONE TO OTHER |
| Hook Radius | 0.156 INCHES NOMINAL OVERALL 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 |
|---|---|
| 3602-S-1 PRIMARY | Flower D B Mfg Co (USA) |
NSN 5360-00-139-0243 is a Spring,helical,torsion, manufactured by Flower D B Mfg Co, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-139-0243 has 1 manufacturer part number on file: 3602-S-1 (Flower D B Mfg Co).
Key specifications for 3602-S-1: Spring Free Outside Diameter: 0.562 INCHES NOMINAL IN; End Style: EXTENDED EYE END FIRST END; End Style: OFFSET EYE SECOND END; Style Designator: SINGLE TORSION LEFT HAND. 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.