The Union,tube, cataloged under National Stock Number 4730-01-704-4559, 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 Parker-Hannifin Corporation Dba Pneutronics Div Veriflo Division. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-704-4559 |
| Primary Part Number | 10-8 HTX-SS |
| Item Name | Union,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Veriflo Division |
| Status | ACTIVE |
| Flange Shape | HEXAGON CENTER BULKHEAD |
| Nominal Width Across Flats | 0.9375 INCHES ALL ENDS IN |
| Flange Face Design | PLAIN ALL ENDS |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Nominal Length | 1.780 INCHES CENTER BULKHEAD IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | RIGID, CENTER WRENCHING FACILITY |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES SECOND END IN |
| Operating Pressure | 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 10-8 HTX-SS PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Veriflo Division (USA) |
NSN 4730-01-704-4559 is a Union,tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Veriflo Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-704-4559 has 1 manufacturer part number on file: 10-8 HTX-SS (Parker-Hannifin Corporation Dba Pneutronics Div Veriflo Division).
Key specifications for 10-8 HTX-SS: Flange Shape: HEXAGON CENTER BULKHEAD; Nominal Width Across Flats: 0.9375 INCHES ALL ENDS IN; Flange Face Design: PLAIN ALL ENDS; Connection Style: FLARED (TUBE) ALL ENDS. 12 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.