The Spring,helical,compression, cataloged under National Stock Number 5360-01-414-4978, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Atap Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-414-4978 |
| Primary Part Number | 26-0401-59 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Atap Inc |
| Status | ACTIVE |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 12.152 INCHES MINIMUM IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AISI 8660H ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 23.230 INCHES NOMINAL IN |
| Inside Diameter | 4.488 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 6.988 INCHES NOMINAL IN |
| Coil Quantity | 10 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| 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 |
|---|---|
| 26-0401-59 PRIMARY | Atap Inc (USA) |
| 26-0401-59 | Associated Spring Us, Llc Div Corry (USA) |
| Reference | Meaning |
|---|---|
| 26-0401-59 | 5/9 Secondary reference Renk America Llc Div Renk America |
NSN 5360-01-414-4978 is a Spring,helical,compression, manufactured by Atap Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-414-4978 has 2 manufacturer part numbers on file: 26-0401-59 (Atap Inc), 26-0401-59 (Associated Spring Us, Llc Div Corry).
Key specifications for 26-0401-59: End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 12.152 INCHES MINIMUM IN; Style Designator: CYLINDRICAL; Material Document and Classification: AISI 8660H ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 10 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.