MRC Bearing Services
SKF USA, Inc.
890 Forty Foot Rd
Lansdale, PA
Phone: 1-267-436-6000 • Fax: 1-267-436-6001
Email: AskEngineeringHotline@skf.com
Website: http://www.skf.com/us/products/mrc/index.html
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ZTB-ZM Series ZMaRC Coated Insert Bearings Metric
Unit of Measure
1 

Item #

Shaft Diameter D

Width A

Height H

Dimension L

Basic Dynamic Radial Load Rating C

Basic Static Radial Load Rating Co

ZTB20ZM N/A 20 mm N/A 38.1 mm N/A 65.1 mm N/A 66.7 mm N/A 12700 N N/A 6550 N
ZTB25ZM N/A 25 mm N/A 38.1 mm N/A 71.4 mm N/A 76.2 mm N/A 14000 N N/A 7800 N
ZTB30ZM N/A 30 mm N/A 38.1 mm N/A 85.7 mm N/A 98.4 mm N/A 19500 N N/A 11200 N
ZTB35ZM N/A 35 mm N/A 47.6 mm N/A 95.3 mm N/A 104.8 mm N/A 25500 N N/A 15300 N
ZTB40ZM N/A 40 mm N/A 47.6 mm N/A 100.0 mm N/A 114.3 mm N/A 30700 N N/A 19000 N
Unit of Measure
1