The Spring,helical,compression, cataloged under National Stock Number 5360-00-337-9661, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-337-9661 |
| Primary Part Number | 11660830 |
| 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 | 0.781 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Load Rating | 17.700 POUNDS NOMINAL LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 1.750 INCHES NOMINAL IN |
| Accommodated Rod Diameter | 0.510 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 4.750 INCHES MINIMUM AND 5.250 INCHES MAXIMUM IN |
| Spring Deflection Rate | 6.600 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.633 INCHES NOMINAL IN |
| Spring Length Under Load | 2.320 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.781 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL UNS K08500 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 |
|---|---|
| 11660830 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5360-00-337-9661 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 5360-00-337-9661 has 1 manufacturer part number on file: 11660830 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11660830: Spring Free Outside Diameter: 0.781 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Load Rating: 17.700 POUNDS NOMINAL LBS; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS. 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.