The Spring,helical,compression, cataloged under National Stock Number 5360-00-520-9573, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Drager Safety Ag & Co. Kgaa. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-520-9573 |
| Primary Part Number | E20283 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Drager Safety Ag & Co. Kgaa |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.543 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.224 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 0.349 INCHES MINIMUM AND 0.369 INCHES MAXIMUM IN |
| Inside Diameter | 0.432 INCHES MINIMUM IN |
| Coil Quantity | 4 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | LEFT-HAND |
| 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 |
|---|---|
| E20283 | Drager Safety Ag & Co. Kgaa (DEU) |
| Reference | Meaning |
|---|---|
| E20283 | 5/9 Secondary reference B/e Aerospace Systems Gmbh Div Life Support Systems Europe |
| 813079 | 5/9 Secondary reference U.S. Government activity |
| 813079-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-00-520-9573 is a Spring,helical,compression, manufactured by Drager Safety Ag & Co. Kgaa, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-520-9573 has 1 manufacturer part number on file: E20283 (Drager Safety Ag & Co. Kgaa).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-414-3970. Verify interchangeability with system specifications before substitution.
Key specifications for E20283: Spring Free Outside Diameter: 0.543 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.224 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN; Style Designator: CYLINDRICAL. 9 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.