The Coupling,hose, cataloged under National Stock Number 4730-01-585-4619, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-585-4619 |
| Item Name | Coupling,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| A20330 | 3/9 Design control — primary reference Optical Equipment Group Llc Div A.i.t. Industries |
| 16790 | 5/1 Secondary reference U.S. Government activity |
| 6540NCM104387 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 4730-01-585-4619 is a Coupling,hose, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1680-01-662-3230. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-585-4619: Special Features: MATERIAL: BRASS; SIZE: 0.25 IN; FOR USE WITH EDGER, HAND, OPHTHALMIC LENS, MEDIUM FINE GRIT, 6540-01-557-4151 IN; Part Name Assigned by Controlling Agency: COUPLING HOSE BRASS 0.25IN IN; End Item Identification: 6540-01-557-4151 EDGER, HAND, OPHTHALMIC LENS. 0 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.