The Spring,helical,torsion, cataloged under National Stock Number 5360-00-913-0550, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-913-0550 |
| Primary Part Number | 6850350 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.243 INCHES NOMINAL IN |
| End Style | REDUCED LOOP END SECOND END |
| End Style | HINGE END FIRST END |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.095 INCHES NOMINAL IN |
| Inside Diameter | 1.200 INCHES NOMINAL IN |
| Coil Quantity | 1-1/2 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 302 OVERALL |
| End Length From Second Bend to Third Bend or End | 0.170 INCHES MINIMUM FIRST END IN |
| End Length From Second Bend to Third Bend or End | 0.210 INCHES MAXIMUM SECOND END IN |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| Hook Radius | 0.170 INCHES MINIMUM FIRST END IN |
| Hook Radius | 0.190 INCHES MAXIMUM BOTH ENDS IN |
| 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 |
|---|---|
| 6850350 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 6850350 | 5/9 Secondary reference General Motors Corp |
| 6850350 | 5/9 Secondary reference U.S. Government activity |
NSN 5360-00-913-0550 is a Spring,helical,torsion, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-913-0550 has 1 manufacturer part number on file: 6850350 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6850350: Spring Free Outside Diameter: 1.243 INCHES NOMINAL IN; End Style: REDUCED LOOP END SECOND END; End Style: HINGE END FIRST END; Style Designator: SINGLE TORSION LEFT HAND. 16 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.