Loc-Line 1/2" NPT connector: 51805 (4), Orange / 4
Available
The 1/2" NPT connector for the 1/2" Loc-Line modular hose system (Lockwood Products, USA) is available as 3 variants: 51805 (pack of 4), 59865 (pack of 50) and 59865-BLK (pack of 50, black). It is part of the connectors section of the 1/2" system. The 3/8" NPT connector (51804, 59864 and 59864-BLK) is the other NPT size in this system.
Line pressure, flow rate and acetal temperature figures for the 1/2" system are in the specifications.
Where this product is used
- Machine tool coolant supply, applying liquid coolant at the point of contact between the cutting tool and the target metal
- Other uses: the electronic, scientific, graphic arts and woodworking industries, and any job needing adjustable directional flow of fluid, air or vacuum, or third arm positioning
Features
- 1/2" NPT connector for the 1/2" Loc-Line modular hose system
- Pack contents: 51805: (4) NPT connectors, 59865: (50) NPT connectors, 59865-BLK: (50) NPT connectors
- -BLK (black), -G (grey) and -W (white) against the bulk number 59865
- System: 1/2" Loc-Line modular hose system
Key specifications
| Specification | Detail |
|---|---|
| Brand | Loc-Line |
| System | 1/2" Loc-Line modular hose system |
| Part type | 1/2" NPT connector |
| Pack contents | 51805: (4) NPT connectors, 59865: (50) NPT connectors, 59865-BLK: (50) NPT connectors |
| Colour suffixes | Colour suffixes -BLK (black), -G (grey) and -W (white) for 59865 |
| Colour | 51805: Orange, 59865: Orange |
| Line pressure, 1/2" system | 30 PSI standard, up to 75 PSI with element clamps on all joints, fully tightened |
| Flow rate, 1/2" system | 478 gal/hr |
| Acetal temperature data | Maximum operating temperature 170 °F, melting point 329 °F |
Choosing the right option
NPT and a BSPT connector for this size; this is the NPT connector. Check the thread on your machine fitting before you choose. -BLK (black), -G (grey) and -W (white) against the bulk number 59865. It includes the black version. Match the part to the hose system: a 1/2" system part does not fit hose from another system.
Same size, BSPT thread: 1/2" BSPT connectors.
Other 1/2" system connectors: 3/8" NPT connectors, 3/8" BSPT connectors.
Matching 1/2" system parts: 1/2" hose, 50 ft coil, 1/2" round nozzles, 1/2" male NPT valves.
| Option | Part number | SKU |
|---|---|---|
| Black / 50 | 59865-BLK | A0107209 |
| Orange / 4 | 51805 | A0107217 |
| Orange / 50 | 59865 | A0107219 |
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Loc-Line 1/2" NPT Connector for 1/2" Modular Hose: Orange / 4
SKU: A0107217 | Model: 51805
Loc-Line 51805: 1/2" NPT connector for the 1/2" system, pack of 4. Contents (4) NPT connectors. Standard line pressure 30 PSI.

