The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-01-439-0175, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-439-0175 |
| Primary Part Number | 259-4411-5 |
| 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 |
| Furnished Items and Quantity | 1 NUT WITH SLEEVE AND 1 SOCKET |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 0.313 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Overall Length | 1.900 INCHES IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.313 INCHES FIRST END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Thread Class | 2B FIRST END |
| Material | STEEL COMP 316 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 |
|---|---|
| 259-4411-5 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| Reference | Meaning |
|---|---|
| 259-4411-5 | 5/9 Secondary reference Eaton-Aeroquip Inc. |
| EF-SS1488ACR-0505 | 5/9 Secondary reference Koehler Stamp and Stationery Co |
NSN 4730-01-439-0175 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 4730-01-439-0175 has 1 manufacturer part number on file: 259-4411-5 (Danfoss Power Solutions II, Llc).
Key specifications for 259-4411-5: Furnished Items and Quantity: 1 NUT WITH SLEEVE AND 1 SOCKET; Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Connection Style: GRIPPING NIPPLE (NOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 0.313 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.