The Spring,helical,extension, cataloged under National Stock Number 5360-01-026-3241, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5360-01-026-3241 |
| Primary Part Number | 652 |
| 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 | TT-E-489,CLASS B FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Load Rating | 69.90 POUNDS MAXIMUM LBS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 7.270 INCHES NOMINAL IN |
| Spring Deflection Rate | 17.300 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.730 INCHES NOMINAL IN |
| Spring Length Under Load | 7.563 INCHES MAXIMUM IN |
| Surface Treatment | ENAMEL OVERALL |
| Material | STEEL 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 |
|---|---|
| 652 PRIMARY | Matthew Warren, Inc. Dba Century Spring Corp. Div Century Spring Corp. (USA) |
| Reference | Meaning |
|---|---|
| 652 | 5/9 Secondary reference A-1 Spring Co |
| 652 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5360-01-026-3241 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 5360-01-026-3241 has 1 manufacturer part number on file: 652 (Matthew Warren, Inc. Dba Century Spring Corp. Div Century Spring Corp.).
Key specifications for 652: Spring Free Outside Diameter: 1.000 INCHES NOMINAL IN; Surface Treatment Document and Classification: TT-E-489,CLASS B FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Load Rating: 69.90 POUNDS MAXIMUM LBS; Design Type: CLOSED. 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.