The Spring,helical,extension, cataloged under National Stock Number 5360-00-699-7757, 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 | 5360-00-699-7757 |
| Primary Part Number | 8671450 |
| 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 | 0.375 INCHES MAXIMUM IN |
| Load Rating | 4.500 POUNDS MINIMUM AND 5.500 POUNDS MAXIMUM LBS |
| End Style | OFFSET HOOK, RIGHT ANGLE BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 1.125 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | QQ-W-474A,COMP A OR B FED SPEC SINGLE MATERIAL RESPONSE OVERALL A |
| Spring Free Length | 3.582 INCHES NOMINAL IN |
| Spring Deflection Rate | 10.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.293 INCHES NOMINAL IN |
| Spring Length Under Load | 4.000 INCHES NOMINAL IN |
| Coil Quantity | 11 |
| Surface Treatment | PHOSPHATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.188 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 |
|---|---|
| 8671450 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5360-00-699-7757 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 5360-00-699-7757 has 1 manufacturer part number on file: 8671450 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8671450: Spring Free Outside Diameter: 0.375 INCHES MAXIMUM IN; Load Rating: 4.500 POUNDS MINIMUM AND 5.500 POUNDS MAXIMUM LBS; End Style: OFFSET HOOK, RIGHT ANGLE BOTH ENDS; Design Type: CLOSED. 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.