Union Cross

Bimba’s composite Union Cross fittings speed the connection of components throughout a pneumatic system. Designed for use with 95A Polyurethane, these push-in fittings accommodate tube sizes ranging from 5/32 to ½ OD. Tubing connection and tightness are made possible by the combination of a stainless steel gripping collet and o-ring inside the fitting.

  • Tube sizes:  5/32, ¼, 5/16, 3/8 and 1/2 OD
  • Recommended for use with 95A polyurethane tubing
  • Lightweight, composite construction
  • Suitable for use in vacuum applications
  • Push-in fittings enable quick tubing connection and disconnection
  • Stainless steel gripping collet ensures tubing connection and tightness


Operating Pressure Rating: 29.5” Hg to 150 psi
Max Pressure: 250 psi
Temperature Range: 32° F to 140° F (0° C to 60° C)
Media: Air, Vacuum
Body: Polybutylene
Seals: Buna-N
Collet (Release Button): Polyacetate
Gripper Ring: Stainless Steel
Collar: Zinc Dichromate