The PK triple branch union is a black PBT plastic one touch fitting offered with inch-size application tube options. Each pack contains 5 fittings of the selected size.
Product specifications
- Model: PK.
- Product type: triple branch union one touch fitting.
- Material: PBT plastic resin.
- Colour: black.
- Application tube sizes: 5/32, 1/4, 5/16, 3/8 and 1/2 inch.
- Pack quantity: 5 pieces.
How to choose a PK triple branch union
Match the listed application tube size to your installation requirements. Confirm the connection dimensions at each branch, the tube outside-diameter requirement and the fitting layout against the product drawing. Check the available clearance before ordering; a tube size does not define the overall fitting dimensions.
Frequently asked questions
What material is the PK fitting?
The current product description specifies black PBT plastic resin.
Are the available sizes metric or inch?
This listing offers inch sizes: 5/32, 1/4, 5/16, 3/8 and 1/2 inch.
How many fittings are included?
Each pack contains 5 pieces of the selected variant.
What should I verify before installation?
Confirm operating pressure and temperature limits, compatible tubing and media, and all connection dimensions against the technical specifications. These values are not supplied in the current product information.

