The Spring,helical,extension, cataloged under National Stock Number 5360-01-358-6734, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-358-6734 |
| Primary Part Number | 2258-Z-416-S |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.250 INCHES NOMINAL IN |
| End Style | SHORT TWISTED HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 8.380 INCHES NOMINAL IN |
| Inside Diameter | 0.870 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| 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 |
|---|---|
| 2258-Z-416-S PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| 2FF686 | Oshkosh Defense Llc (USA) |
| 2258-Z-416-S | Meritor Industrial Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 2FF686 | 5/9 Secondary reference Oshkosh Corp |
NSN 5360-01-358-6734 is a Spring,helical,extension, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-358-6734 has 3 manufacturer part numbers on file: 2258-Z-416-S (Meritor Heavy Vehicle Systems, Llc), 2FF686 (Oshkosh Defense Llc), 2258-Z-416-S (Meritor Industrial Products, Llc).
Key specifications for 2258-Z-416-S: Spring Free Outside Diameter: 1.250 INCHES NOMINAL IN; End Style: SHORT TWISTED HOOK BOTH ENDS; Design Type: CLOSED; Style Designator: CYLINDRICAL. 7 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.