ESX20M-S012
Used with increasing frequency in hollow-core motor spindles in automotive component manufacturing lines for its excellent maintainability.
Developed especially as a rotary joint for hollow core motor spindles. With oil mist support standard.
Oil Mist Support Standard
Coolant and oil mist can be used for use with rotary joint.
Applicable for hollow-core Motors
Specified as recommended for use with FANUCαiT Series spindle motors.
It is highly rated by users for outstanding performance, including
  • Simple mounting.
  • Reliable seal open/close mechanism for reduced drain.
  • Sludge-resistant design (can also be used with conventional built-in motor spindles.)
Revised Model Numbers
The Model numbers have been changed for rotary joints as indicated below
Old Model No. New Model No.
ESX20M - 6793 ESX20M - S012
ESX20M - 6902 ESX20M - S016
ESX20M - 7248 ESX20M - E012
ESX20M - 7308 ESX20M - E016
ESX20M-S012/S016/E012/E016 Dimension
Model B C D E F G H J
ESX20M-S012
Φ14
0
-0.008
M12X1.25(left-haded thread)
Φ14
+0.008
+0.001
M12X1.25(left-haded thread) 18.5 37.1 ~ 41.6 14.5 20
ESX20M-S016
Φ18
-0.007
-0.033
M16X1.25(left-haded thread)
Φ18
+0.010
-0.005
M16X1.25(left-haded thread) 17 42 ~ 46.5 19.4 20
ESX20M-E012
Φ14
0
-0.008
M12X1.25(left-haded thread)
Φ14
+0.008
+0.001
M12X1.25(left-haded thread) 18.5 37.1 ~ 41.6 14.5 40
ESX20M-E016
Φ18
-0.007
-0.033
M16X1.25(left-haded thread)
Φ18
+0.010
-0.005
M16X1.25(left-haded thread) 17 42 ~ 46.5 19.4 40
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