The Spring,helical,extension, cataloged under National Stock Number 5360-00-332-5352, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Renk America Llc Div Renk America. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-332-5352 |
| Primary Part Number | 516038 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Renk America Llc Div Renk America |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.380 INCHES NOMINAL IN |
| Load Rating | 10.200 POUNDS MINIMUM AND 11.500 POUNDS MAXIMUM LBS |
| End Style | CONED HOOK BOTH ENDS |
| Design Type | OPEN |
| Style Designator | CYLINDRICAL |
| Opening Width | 1.580 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 5.885 INCHES NOMINAL IN |
| Inside Diameter | 0.285 INCHES NOMINAL IN |
| Spring Length Under Load | 8.610 INCHES NOMINAL IN |
| Coil Quantity | 50 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Hook Radius | 0.080 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 |
NSN 5360-00-332-5352 is a Spring,helical,extension, manufactured by Renk America Llc Div Renk America, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-332-5352 has 2 manufacturer part numbers on file: 7744734 (U S Army Tank Automotive Command Amsta-Im-Mm), 516038 (Renk America Llc Div Renk America).
2 possible matches (shared part number, not a government interchangeability claim): 4730-00-878-5409, 5999-01-370-3469. Verify interchangeability with system specifications before substitution.
Key specifications for 516038: Spring Free Outside Diameter: 0.380 INCHES NOMINAL IN; Load Rating: 10.200 POUNDS MINIMUM AND 11.500 POUNDS MAXIMUM LBS; End Style: CONED HOOK BOTH ENDS; Design Type: OPEN. 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.