Item # KR72XLL, Cam Follower Stud Type Track Roller Bearing - Cylindrical O.D., KR..LL Type On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Cam Follower
Material	N/A Through Hardened Steel
Thread Type	N/A Metric
Cage Material	N/A Pressed Steel
Limiting Speed - Oil	N/A 6500 RPM
Limiting Speed - Grease	N/A 5000 RPM
Roller Type	N/A Cylindrical
Stud Type	N/A Standard
Bearing Type	N/A Needle Roller Bearing
Outside Ring Type	N/A Cylindrical
Enclosure	N/A Double Sealed
Drive Type	N/A Slot
Configuration	N/A One
Torque	N/A 178.0 N·m
Static Load Rating	N/A 12400 lbf55000 N
Dynamic Load Rating	N/A 6500 lbf28900 N
Load Rating of Track	N/A 8650 lbf38500 N
Weight	N/A 2.293 lb1.040 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Open Image Cam Follower Stud Type Track Roller Bearing - Cylindrical O.D., KR..LL Type - Dimensions
G	N/A M24x1.5
B1	N/A 3.1496 in80.000 mm
B2	N/A 1.9488 in49.500 mm
D	N/A 2.8346 in72.000 mm
D Tolerance	N/A 0/-0.0020 in0/-0.050 mm
B	N/A 1.2008 in30.500 mm
C	N/A 1.1417 in29.000 mm
d1	N/A 0.9449 in24.000 mm
d1 Tolerance	N/A 0/-0.0008 in0/-0.021 mm
G1	N/A 0.9843 in25 mm
e	N/A 1.7323 in44.000 mm
B3	N/A 0.4331 in11.000 mm
a	N/A 0.1575 in4.000 mm
F	N/A 1.1811 in30.000 mm
C1	N/A 0.0315 in0.800 mm
n	N/A 0.3150 in8.000 mm
m	N/A 0.3150 in8.000 mm
Grease Nipple Size	N/A NIP-B8