Quick Connect Unions
 
 
 
 
 
   
 Knuckle Unions Available as Fully Assembled Units
 Male to Poly Knuckle Union
HANSEN CODE METRIC
(BSPT)
IMPERIAL
(BSPT)
MAX PRESSURE
@ 20°C (Degrees Celsius)
KU20M20P 20mm Male Thread x
20mm Poly Pipe Tail
3/4" Male Thread x
3/4" Poly Pipe Tail
10 Bar
KU20M25P 20mm Male Thread x
25mm Poly Pipe Tail
3/4" Male Thread x
1" Poly Pipe Tail
10 Bar
KU25M20P 25mm Male Thread x
20mm Poly Pipe Tail
1" Male Thread x
3/4" Poly Pipe Tail
10 Bar
KU25M25P 25mm Male Thread x
25mm Poly Pipe Tail
1" Male Thread x
1" Poly Pipe Tail
10 Bar
KU25M32P 25mm Male Thread x
32mm Poly Pipe Tail
1" Male Thread x
1 1/4" Poly Pipe Tail
10 Bar
KU32M25P 32mm Male Thread x
25mm Poly Pipe Tail
1 1/4" Male Thread x
1" Poly Pipe Tail
10 Bar
KU32M32P 32mm Male Thread x
32mm Poly Pipe Tail
1 1/4" Male Thread x
1 1/4" Poly Pipe Tail
10 Bar
 
 Female to Poly Knuckle Union
HANSEN CODE METRIC
(BSPT)
IMPERIAL
(BSPT)
MAX PRESSURE
@ 20°C (Degrees Celsius)
KU20F20P 20mm Female Thread x
20mm Poly Pipe Tail
3/4" Female Thread x
3/4" Poly Pipe Tail
10 Bar
KU25F25P 25mm Female Thread x
25mm Poly Pipe Tail
1" Female Thread x
1" Poly Pipe Tail
10 Bar
KU32F32P 32mm Female Thread x
32mm Poly Pipe Tail
1 1/4" Female Thread x
1 1/4" Poly Pipe Tail
10 Bar
 
 Poly to Poly Knuckle Union
HANSEN CODE METRIC
IMPERIAL MAX PRESSURE
@ 20°C (Degrees Celsius)
KU20P20P 20mm Poly Pipe Tail x
20mm Poly Pipe Tail
3/4" Poly Pipe Tail x
3/4" Poly Pipe Tail
10 Bar
KU25P25P 25mm Poly Pipe Tail x
25mm Poly Pipe Tail
1" Poly Pipe Tail x
1" Poly Pipe Tail
10 Bar
KU32P32P 32mm Poly Pipe Tail x
32mm Poly Pipe Tail
1 1/4" Poly Pipe Taild x
1 1/4" Poly Pipe Tail
10 Bar
 
 Male to Female Knuckle Union
HANSEN CODE METRIC
(BSPT)
IMPERIAL
(BSPT)
MAX PRESSURE
@ 20°C (Degrees Celsius)
KU20M20F 20mm Male Thread x
20mm Female Thread
3/4" Male Thread x
3/4"Female Thread
10 Bar
KU25M25F 25mm Male Thread x
25mm Female Thread
1" Male Thread x
1"Female Thread
10 Bar
KU32M32F 32mm Male Thread x
32mm Female Thread
1 1/4" Male Thread x
1 1/4"Female Thread
10 Bar
 
   
 
 Also Available as Individual Components with Connecting Nut
 Note: Assembled unit requires a Socket and Ball combination. Sockets will not connect to Sockets and Balls will not
 connect to Balls. Socket side parts include the common centre nut.
 Socket - Poly Pipe Tail
HANSEN CODE METRIC IMPERIAL MAX PRESSURE
@ 20°C (Degrees Celsius)
KUS20P Socket - 20mm Poly Pipe Tail Socket - 3/4" Poly Pipe Tail 10 Bar
KUS25P Socket - 25mm Poly Pipe Tail Socket - 1" Poly Pipe Tail 10 Bar
KUS32P Socket - 32mm Poly Pipe Tail Socket - 1 1/4" Poly Pipe Tail 10 Bar
 
 Socket - Male Thread
HANSEN CODE METRIC
(BSPT)
IMPERIAL
(BSPT)
MAX PRESSURE
@ 20°C (Degrees Celsius)
KUS20M Socket - 20mm Male Thread Socket - 3/4" Male Thread 10 Bar
KUS25M Socket - 25mm Male Thread Socket - 1" Male Thread 10 Bar
KUS32M Socket - 32mm Male Thread Socket - 1 1/4" Male Thread 10 Bar
 
 Ball - Poly Pipe Tail
HANSEN CODE METRIC IMPERIAL MAX PRESSURE
@ 20°C (Degrees Celsius)
KUB20P Ball - 20mm Poly Pipe Tail Ball - 3/4" Poly Pipe Tail 10 Bar
KUB25P Ball - 25mm Poly Pipe Tail Ball - 1" Poly Pipe Tail 10 Bar
KUB32P Ball - 32mm Poly Pipe Tail Ball - 1 1/4" Poly Pipe Tail 10 Bar
 
 Ball - Female Thread
HANSEN CODE METRIC
(BSPT)
IMPERIAL
(BSPT)
MAX PRESSURE
@ 20°C (Degrees Celsius)
KUB20F Ball - 20mm Female Thread Ball - 3/4" Female Thread 10 Bar
KUB25F Ball - 25mm Female Thread Ball - 1" Female Thread 10 Bar
KUB32F Ball - 32mm Female Thread Ball - 1 1/4" Female Thread 10 Bar
 
Below is a parts guide to help in selecting the correct components for your unique configuration.
Note that all configurations must include both a socket and ball part, which are joined by a common centre nut.
The common nut is included with all socket side parts.

 
Pump and Pipe don't line up exactly?
In addition to the impressive range of configurations available and its quick release capability, the Hansen Knuckle Union has the added benefit of a 9 degree 'knuckle' movement, providing greater flexibility at installation time. Now you don't have to worry if your pipe work doesn't line up exactly with your pump, the flexible Hansen Knuckle Union takes care of that for you!
 
FEATURES & BENEFITS
  • Used to connect and disconnect pipe work or valves quickly and easily from pumps and existing installations
  • Ultimate flexibility around pumps
  • Quick connect/disconnect solution around pumps or along the trunk of a pipe
  • 9º ‘Knuckle’ movement providing greater flexibility at installation time, removing the necessity of the pipe work having to line up exactly with your pump
  • Pump can easily be removed or installed from system for servicing by undoing common nut
  • Pump can be misaligned from pipe work by a total of 9º
  • Multiple configurations enables this fitting to meet the needs of just about any situation
  • Ability to connect to poly pipe applications directly from the pump or in-line
  • Fits onto the extensive range of Hansen Easy Fit & True Fit Pipe Fittings
APPROVALS
Hansen Unions from 20mm to 32mm (3/4” to 1 1/4”) have met the requirements of AS/NZS 4020 Australia & New Zealand drinking water test standard.
Fire Rating UL94HB
For more information on approvals click on the appropriate logo