The Spring,helical,extension, cataloged under National Stock Number 5360-01-417-5136, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Matthew Warren, Inc. Dba Century Spring Corp. Div Century Spring Corp.. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-417-5136 |
| Primary Part Number | 731 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Matthew Warren, Inc. Dba Century Spring Corp. Div Century Spring Corp. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.000 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-Z-235 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | SHORT TWISTED HOOK BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 12.000 INCHES NOMINAL IN |
| Spring Deflection Rate | 2.410 POUNDS PER INCH NOMINAL LBS |
| Coil to Hook Inside Length | 0.790 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.790 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL UNS K06501 OVERALL |
| Hook Radius | 0.395 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 |
|---|---|
| 731 PRIMARY | Matthew Warren, Inc. Dba Century Spring Corp. Div Century Spring Corp. (USA) |
| Reference | Meaning |
|---|---|
| 00000117 | 5/9 Secondary reference Maxon Industries, Inc. |
| 74002824-1 | 5/9 Secondary reference Maxon Industries, Inc. |
NSN 5360-01-417-5136 is a Spring,helical,extension, manufactured by Matthew Warren, Inc. Dba Century Spring Corp. Div Century Spring Corp., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-417-5136 has 1 manufacturer part number on file: 731 (Matthew Warren, Inc. Dba Century Spring Corp. Div Century Spring Corp.).
Key specifications for 731: Spring Free Outside Diameter: 1.000 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-Z-235 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: SHORT TWISTED HOOK BOTH ENDS; Style Designator: CYLINDRICAL. 11 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.