The Spring,helical,compression, cataloged under National Stock Number 5360-00-830-0347, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Siemens Energy, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-830-0347 |
| Primary Part Number | M258NB |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Siemens Energy, Inc. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.694 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | MIL-S-8696 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.750 INCHES NOMINAL IN |
| Spring Deflection Rate | 47.500 POUNDS PER INCH MINIMUM AND 52.500 POUNDS PER INCH MAXIMUM LBS |
| Inside Diameter | 0.775 INCHES MINIMUM AND 0.805 INCHES MAXIMUM IN |
| Spring Solid Outside Diameter | 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN |
| Coil Quantity | 6 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 6150 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 |
|---|---|
| M258NB PRIMARY | Siemens Energy, Inc. (USA) |
| Reference | Meaning |
|---|---|
| M-258NB | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5360-00-830-0347 is a Spring,helical,compression, manufactured by Siemens Energy, Inc., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-830-0347 has 1 manufacturer part number on file: M258NB (Siemens Energy, Inc.).
Key specifications for M258NB: Spring Free Outside Diameter: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.694 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 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.