Union, Pop-Off, M16x1.5 LH, 16 mm pilot, Rc 3/8" axial
903-141-192
- Single passage for coolant or MQL
- Pop-Off™ technology allows unlimited dry running without media pressure
- Full-flow design has no obstructions to trap swarf or debris
- Bearing-supported with threaded rotor for easy installation
- Labyrinth system and large vents to protect ball bearings
- Balanced mechanical seals made from silicon carbide for long life even under difficult operating conditions
- Anodized aluminum housing resists corrosion
Dimensions
A
M16x1.5 LHM16x1.5 LH
B
3/8"-19 PT3/8"-19 PT
C
49.5 mm1.949 "
D1
129 mm5.079 "
E
32 mm1.26 "
F
16 mm0.63 "
G
8.7 mm0.343 "
H
23.8 mm0.937 "
I
16.025 mm0.631 "
J
97 mm3.819 "
L
22.2 mm0.874 "
P
PT 1/4"-19PT 1/4"-19
X
4.83 mm0.19 "
Operating Specifications
Media
Coolant, MQLCoolant, MQL
Rotor Connection
M16x1.5 LH M16x1.5 LH
Supply Connection
3/8"-19 PT 3/8"-19 PT
Coolant Max. Flow
82 l/min21.7 GPM
Coolant Max. Pressure
103.4 bar1500 psi
Coolant Max. Temperature
71 °C160 °F
MQL Max. Flow
2040 l/min72.1 CFM
MQL Max. Pressure
10 bar150 psi
MQL Max. Temperature
71 °C160 °F
Documents & Resources
Installation Guide
Installation Guide for Rotor-Mounted unions
Interface Drawing
Interface Control drawing for 903-141-192
Operating Manual
Operating Manual for "Pop-Off" unions for machine tools