Union, Closed-Seal, M16x1.5 LH, 16 mm pilot, G 3/8"
1116-555-143
- Single passage for coolant or MQL
- Closed seals for transfer line and similar applications
- Full-flow design has no obstructions to trap swarf or debris
- Bearing-supported with threaded rotor for easy installation
- Deep groove radial ball bearings for smooth operation
- 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 and stainless steel rotor resist corrosion
Dimensions
A
M16x1.5 LHM16x1.5 LH
B
G 3/8"-19G 3/8"-19
C
43.64 mm1.718 "
D1
102 mm4.016 "
E
30 mm1.181 "
F
16 mm0.63 "
G
9 mm0.354 "
H
24 mm0.945 "
I
16.025 mm0.631 "
J
71 mm2.795 "
P
Non-ThreadedNon-Threaded
X
5 mm0.197 "
Operating Specifications
Media
Coolant, MQLCoolant, MQL
Rotor Connection
M16x1.5 LH M16x1.5 LH
Supply Connection
G 3/8"-19 G 3/8"-19
Coolant Max. Flow
81.8 l/min21.6 GPM
Coolant Max. Pressure
69 bar1000 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 1116-555-143
Operating Manual
Operating Manual for "Closed Seal" unions for machine tools