The Spring,helical,compression, cataloged under National Stock Number 5360-00-598-8428, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-598-8428 |
| Primary Part Number | 55668 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.484 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 3.500 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 5.094 INCHES NOMINAL IN |
| Spring Deflection Rate | 82.500 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.266 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL UNS K08500 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 |
|---|---|
| CR77102PC275 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| CR77042PC275 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 55668 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| CR77115PC275 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| CR77080PC275 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| CR100888PC275 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| CR77055PC275 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| CR77093PC275 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| CR56147PC275 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| CR56160PC275 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| DE224S7802-178207PC275 | 5/2 Secondary reference U.S. Government activity |
| 402168PC275 | 5/2 Secondary reference U.S. Government activity |
| DE339S7802-269567PC275 | 5/2 Secondary reference U.S. Government activity |
| 402155PC275 | 5/2 Secondary reference U.S. Government activity |
| S7802-943489PC275 | 5/2 Secondary reference U.S. Government activity |
| 566396PC275 | 5/2 Secondary reference U.S. Government activity |
| DE339S7802-269580PC275 | 5/2 Secondary reference U.S. Government activity |
| 566409PC275 | 5/2 Secondary reference U.S. Government activity |
| DE224S7802-178214PC275 | 5/2 Secondary reference U.S. Government activity |
NSN 5360-00-598-8428 is a Spring,helical,compression, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-598-8428 has 10 manufacturer part numbers on file: CR77102PC275 (Eaton Aerospace, Llc Dba Jackson South), CR77042PC275 (Eaton Aerospace, Llc Dba Jackson South), 55668 (Eaton Aerospace, Llc Dba Jackson South), CR77115PC275 (Eaton Aerospace, Llc Dba Jackson South), CR77080PC275 (Eaton Aerospace, Llc Dba Jackson South) and 5 more.
2 possible matches (shared part number, not a government interchangeability claim): 4320-00-917-4260, 5315-01-201-6604. Verify interchangeability with system specifications before substitution.
Key specifications for 55668: Spring Free Outside Diameter: 0.484 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 3.500 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 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.