ROUND CHUCKS
ESM 138A Air-Assisted Clamping Turbo Chuck With an air assisted clamping turbo function. It also has improved retention force with a new slide wedge actuation. This is accomplished by covering the piston with a sealed cover plate.
FEATURES • Mid-sized diameter fits most applications • Top side mounting for ease of integration • Choose from air connections at bottom or side • Optional timing notch in face of chuck
• Same body and locating diameters • Same mounting bolt hole pattern • Same flange air port location • Same timing notch
Available with Notches
Recommended Bolt Sizes
Clamping Force (lbs)
Air Connection
Catalog Number
Notch (Width x Qty)
Weight (lbs)
Description
M10 M12 M16 M20† M24† Spring Only Turbo Assist Port Size Flange
15.270.140A 15.270.147A
—
ESM 138A
1,686
5,620
G1/8"
9.9
3 3 3 3 3
3
14 H7 x 1
ACCESSORIES
†Optional • Screws, screw covers and O-ring included
KNOBS PG. 40
AIR FITTINGS PG. 102
DUST COVERS PG. 106
REPAIR PG. 107
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