
Product categories
PZA-8 Blue-Ring Push-In Equal Cross Union - 8mm Tube OD
One complete black-polymer cross union with four push-in tube ports and assembled release collars.
Applications & specifications · Quick order all packs
Ships from China · 5–7 calendar days preparation. Shipping · Returns

PZA-8 Blue-Ring Push-In Equal Cross Union - 8mm Tube OD
Connect four compatible pneumatic lines in a cross configuration. Match the selected tube outside diameter or hose inside diameter, according to the mechanism. The cross union is a junction and does not act as a shut-off valve.
Included in one sales unit
1 complete assembled cross-union fitting. Supplied release collars remain part of the assembled cross union. Tubing, mounting hardware, tools and storage boxes are not included.
Original supplier series illustrations and views; appearance varies with selected size and finish. Selected-model tube interfaces and any listed approximate dimensions follow the original corresponding source.
Model & Reference Codes
| Original shipping SKU | PZA-8 |
|---|---|
| Supplier model reference | PZA-8 |
| Connection type | Blue-Ring Push-In Equal Cross Union |
| Port layout | Four equal connections; four matching ports |
| Selected size | 8 mm tube outside diameter at all four ports |
| Equipment-port thread | None |
| Material / construction | Black polymer body with blue release collars |
| Sales unit | 1 complete assembled equal cross-union fitting |
| Approx. supplier B | 23 mm; original supplier reference |


Connect and inspect all four ports.
Isolate and fully depressurize the line. Match the selected tube outside diameter at all four ports. Cut compatible tubing or hose square and remove debris. Push each tube fully into its port and pull gently to check retention. To disconnect, depressurize, press the corresponding release collar evenly and withdraw the tube. Restore air gradually and leak-check all four joints. Tubing, hoses, clamps and tools are not included.
Pack quantities
Choose 1 / 10 / 100 fittings per pack. Quantity counts packs; physical fittings equal pack size multiplied by the number of packs. Displayed pack prices include the shown savings.
Pozycje łącznie
Suma częściowa dla produktu
Find your matching configuration
PZA Equal Cross Union Pneumatic Fittings
PZA equal cross unions join four matching-size lines. Choose tube outside diameter for push-in fittings, or hose inside diameter for hose barbs.














