The Spring,helical,compression, cataloged under National Stock Number 5360-01-138-3949, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-138-3949 |
| Primary Part Number | 12297984-7 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.588 INCHES MINIMUM AND 0.612 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.478 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 1.950 INCHES MINIMUM AND 2.050 INCHES MAXIMUM IN |
| Spring Deflection Rate | 7.680 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.492 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN |
| Coil Quantity | 8 1/2 |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Test Data Document | 19207-12297984-7 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| 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 |
|---|---|
| 12297984-7 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 10086970 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 12297984 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5360-01-138-3949 is a Spring,helical,compression, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-138-3949 has 1 manufacturer part number on file: 12297984-7 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-192-6988. Verify interchangeability with system specifications before substitution.
Key specifications for 12297984-7: Spring Free Outside Diameter: 0.588 INCHES MINIMUM AND 0.612 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.478 INCHES NOMINAL IN. 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.