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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100-KRD Series Matched Precision Ball Bearing Assemblies (ABEC5 & ABEC7)
Unit of Measure
1 2 

Item #

Bore d

Outside Diameter D1

Width B

Grease Speed Rating n1

Basic Dynamic Radial Load Rating C

Basic Static Radial Load Rating Co

128KRD N/A 140.000 mm N/A 210.0000 mm N/A 66.00 mm N/A 5500 rpm N/A 221000 N N/A 305000 N
130KRD N/A 150.000 mm N/A 225.0000 mm N/A 70.00 mm N/A 4800 rpm N/A 255000 N N/A 355000 N
132KRD N/A 160.000 mm N/A 240.0000 mm N/A 76.00 mm N/A 4400 rpm N/A 286000 N N/A 405000 N
134KRD N/A 170.000 mm N/A 260.0000 mm N/A 84.00 mm N/A 4100 rpm N/A 345000 N N/A 490000 N
136KRD N/A 180.000 mm N/A 280.0000 mm N/A 92.00 mm N/A 3700 rpm N/A 377000 N N/A 570000 N
138KRD N/A 190.000 mm N/A 290.0000 mm N/A 92.00 mm N/A 3700 rpm N/A 390000 N N/A 610000 N
140KRD N/A 200.000 mm N/A 310.0000 mm N/A 102.00 mm N/A 3500 rpm N/A 442000 N N/A 710000 N
144KRD N/A 220.000 mm N/A 340.0000 mm N/A 112.00 mm N/A 3300 rpm N/A 559000 N N/A 965000 N
148KRD N/A 240.000 mm N/A 360.0000 mm N/A 112.00 mm N/A 3100 rpm N/A 572000 N N/A 1020000 N
Unit of Measure
1 2