The Spring,helical,torsion, cataloged under National Stock Number 5360-00-855-1197, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Barnes Group Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-855-1197 |
| Primary Part Number | 579R147H01 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Barnes Group Inc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.504 INCHES NOMINAL IN |
| End Style | STRAIGHT BEND END (RIGHT) OVERALL |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | QQ-W-423,FORM 1,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.310 INCHES NOMINAL IN |
| Inside Diameter | 0.440 INCHES NOMINAL IN |
| End Length From First Bend to Second Bend or End | 0.190 INCHES NOMINAL SECOND END IN |
| End Length From First Bend to Second Bend or End | 0.160 INCHES NOMINAL FIRST END IN |
| Coil Quantity | 5-3/5 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL COMP 302 OVERALL |
| 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 |
|---|---|
| 579R147H01 | Barnes Group Inc (USA) |
| Reference | Meaning |
|---|---|
| 579R147H01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-00-855-1197 is a Spring,helical,torsion, manufactured by Barnes Group Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-855-1197 has 1 manufacturer part number on file: 579R147H01 (Barnes Group Inc).
Key specifications for 579R147H01: Spring Free Outside Diameter: 0.504 INCHES NOMINAL IN; End Style: STRAIGHT BEND END (RIGHT) OVERALL; Style Designator: SINGLE TORSION LEFT HAND; Material Document and Classification: QQ-W-423,FORM 1,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 12 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.