The Spring,helical,compression, cataloged under National Stock Number 5360-01-031-5258, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-031-5258 |
| Primary Part Number | C0120-020-0310S |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Barnes Group Inc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.120 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.185 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | ASTM A313 ASSN STD ALL MATERIAL RESPONSES OR AMS 5688 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Spring Free Length | 0.313 INCHES NOMINAL IN |
| Spring Deflection Rate | 29.988 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.080 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Bore Diameter | 0.125 INCHES NOMINAL IN |
| Material | STEEL COMP 302 OR STEEL 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 |
|---|---|
| C0120-020-0310S | Barnes Group Inc (USA) |
| Reference | Meaning |
|---|---|
| LC-020A-2SS | 3/9 Design control — primary reference U.S. Government activity |
NSN 5360-01-031-5258 is a Spring,helical,compression, manufactured by Barnes Group Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-031-5258 has 1 manufacturer part number on file: C0120-020-0310S (Barnes Group Inc).
Key specifications for C0120-020-0310S: Spring Free Outside Diameter: 0.120 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.185 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 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.