Union, 2" UN LH, 1-1/2" NPT
452-000-396
- Monoflow design
- Self-supported rotating union
- Radial housing connection
- Balanced mechanical seals
- Seal combinations: Carbon Graphite/Hardened Tool Steel or Carbon Graphite/Silicon Carbide
- Felt oiler in seal cavity for air service
- Oiler for relubrication (3 to 5 drops/month)
- Low torque design
- Weight-optimized design
- Aluminum housing; stainless steel or carbon steel rotor, depending on model
- Ball bearings lubricated for life
Dimensions

A
2"-12 UN LH2"-12 UN LH
B
1-1/2"-11.5 NPT1-1/2"-11.5 NPT
C
108.35 mm4.266 "
D1
276.225 mm10.875 "
E
69.85 mm2.75 "
F
28.575 mm1.125 "
G
38.1 mm1.5 "
H
53.975 mm2.125 "
J
147.638 mm5.813 "
Operating Specifications


Media
Air, Hydraulic Oil, VacuumAir, Hydraulic Oil, Vacuum
Rotor Connection
2"-12 UN LH 2"-12 UN LH
Supply Connection
1-1/2"-11.5 NPT 1-1/2"-11.5 NPT
Air Max. Flow
39077 l/min1380 CFM
Air Max. Pressure
10 bar150 psi
Air Max. Temperature
121 °C250 °F
Hydraulic Oil Max. Flow
174.3 l/min46 GPM
Hydraulic Oil Max. Pressure
51.7 bar750 psi
Hydraulic Oil Max. Temperature
121 °C250 °F
Vacuum Max. Pressure
-0.95 bar-13.75 psi
Vacuum Max. Temperature
121 °C250 °F
Documents & Resources
Operating Manual
Operating Manual for Air and Hydraulic unions