The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-01-189-8571, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-189-8571 |
| Primary Part Number | FC5810-0404S |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Connection Style | CRIMPED (HOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 0.250 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 0.510 INCHES SECOND END IN |
| Nominal Overall Length | 2.370 INCHES IN |
| Connection Type | UNTHREADED INTERNAL HOSE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Reduced Passage Nominal Inside Diameter | 0.150 INCHES SECOND END IN |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Class | 3B FIRST END |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF FIRST END |
| 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 |
|---|---|
| FC5810-0404S PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 2CK205 | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 2CK205 | 5/9 Secondary reference Oshkosh Corp |
NSN 4730-01-189-8571 is a Adapter,straight,tube to Hose, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-189-8571 has 2 manufacturer part numbers on file: FC5810-0404S (Danfoss Power Solutions II, Llc), 2CK205 (Oshkosh Defense Llc).
Key specifications for FC5810-0404S: Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Connection Style: CRIMPED (HOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 0.250 INCHES SECOND END IN; Nominal Outside Diameter Hose Accommodated: 0.510 INCHES SECOND END IN. 14 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.