The Spring,helical,torsion, cataloged under National Stock Number 5360-01-652-5668, 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 Precision Coil Spring Company Dba Precision Coil Spring Co. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 — Coil, Flat, Leaf, and Wire Springs (FSG 53) |
| Manufacturers | The Precision Coil Spring Company Dba Precision Coil Spring Co (CAGE 04811); Lee Spring Company Llc (CAGE 1A699) |
| Parameter | Value |
|---|---|
| NSN | 5360-01-652-5668 |
| Primary Part Number | JSFM37P1R |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Precision Coil Spring Company Dba Precision Coil Spring Co |
| Status | ACTIVE |
| 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 |
|---|---|
| JSFM37P1R PRIMARY | The Precision Coil Spring Company Dba Precision Coil Spring Co (USA) |
| JSFM37P1R PRIMARY | Lee Spring Company Llc (USA) |
| Reference | Meaning |
|---|---|
| JSFM37P1R | 1/2 Source control — Government-approved source U.S. Government activity |
| JSFM37P1R | 3/2 Design control — primary reference U.S. Government activity |
| JSFM37P1R | 5/9 Secondary reference U.S. Government activity |
| JSFM37 | D/9 Drawing number reference only U.S. Government activity |
NSN 5360-01-652-5668 is a Spring,helical,torsion, manufactured by The Precision Coil Spring Company Dba Precision Coil Spring Co, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-652-5668 has 2 manufacturer part numbers on file: JSFM37P1R (The Precision Coil Spring Company Dba Precision Coil Spring Co), JSFM37P1R (Lee Spring Company Llc).
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.