The Spring,helical,extension, cataloged under National Stock Number 5360-00-986-8701, 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 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-986-8701 |
| Primary Part Number | 10930640 |
| Item Name | Spring,helical,extension |
| 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 | 0.625 INCHES MAXIMUM IN |
| Load Rating | 53.40 POUNDS NOMINAL LBS |
| End Style | LONG ROUND HOOK BOTH ENDS |
| Design Type | OPEN |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.500 INCHES NOMINAL FIRST END IN |
| Opening Width | 1.969 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | QQ-W-428,TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 4.531 INCHES NOMINAL IN |
| Spring Deflection Rate | 59.000 POUNDS PER INCH NOMINAL LBS |
| Coil to Hook Inside Length | 2.344 INCHES NOMINAL SECOND END IN |
| Coil to Hook Inside Length | 0.875 INCHES NOMINAL FIRST END IN |
| Inside Diameter | 0.443 INCHES MAXIMUM IN |
| Spring Length Under Load | 5.538 INCHES NOMINAL IN |
| Coil Quantity | 11 |
| Surface Treatment | ENAMEL OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.375 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 |
|---|---|
| 10930640 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 5360009868701 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5360-00-986-8701 is a Spring,helical,extension, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-986-8701 has 1 manufacturer part number on file: 10930640 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10930640: Spring Free Outside Diameter: 0.625 INCHES MAXIMUM IN; Load Rating: 53.40 POUNDS NOMINAL LBS; End Style: LONG ROUND HOOK BOTH ENDS; Design Type: OPEN. 19 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.