The Spring,helical,extension, cataloged under National Stock Number 5360-01-164-1949, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5360-01-164-1949 |
| Primary Part Number | 9645073 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.370 INCHES NOMINAL IN |
| Load Rating | 12.530 POUNDS NOMINAL LBS |
| End Style | OFFSET HOOK, SIDE BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | 58M,GENERAL MOTORS CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 3.985 INCHES NOMINAL IN |
| Spring Deflection Rate | 2.967 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.285 INCHES NOMINAL IN |
| Spring Length Under Load | 7.760 INCHES NOMINAL IN |
| Coil Quantity | 45 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.090 INCHES NOMINAL 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 |
|---|---|
| 9645073 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 9645073 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 9645083 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
NSN 5360-01-164-1949 is a Spring,helical,extension, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-164-1949 has 1 manufacturer part number on file: 9645073 (General Motors Llc Dba General Motors Llc).
Key specifications for 9645073: Spring Free Outside Diameter: 0.370 INCHES NOMINAL IN; Load Rating: 12.530 POUNDS NOMINAL LBS; End Style: OFFSET HOOK, SIDE BOTH ENDS; Design Type: CLOSED. 14 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.