Item # MLCH7021HV, High Speed, Single Hybrid Angular Contact Ball Bearing, High Precision On NTN Bearing Corp. of America

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All Categories > Ball Bearings > Angular Contact Ball Bearings > Precision Angular Contact Ball Bearings > Machline - High Precision Bearings > Single Row Machline Angular Contact Ball Bearings > Item # MLCH7021HV

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Technical Specifications

Bore Type	N/A Round
Material	N/A High Carbon Chrome Steel
Cage Type	N/A Stratified
Cage Material	N/A Phenolic
Ball Material	N/A Ceramic
Limiting Speed - Oil	N/A 19370 RPM
Limiting Speed - Grease	N/A 11700 RPM
Configuration	N/A One
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Open Image High Speed, Single Hybrid Angular Contact Ball Bearing, High Precision - Dimensions
d	N/A 4.1339 in105.000 mm
D	N/A 6.2992 in160.000 mm
B	N/A 1.0236 in26.000 mm
r2 max	N/A 0.0787 in2.000 mm
r3 max	N/A 0.0394 in1.000 mm
Contact Angle	N/A 25 º
a (Load Center)	N/A 1.7323 in44.000 mm
d2	N/A 4.6850 in119.000 mm
d3	N/A 4.8425 in123.000 mm
D1	N/A 5.6299 in143.000 mm
D4	N/A 5.8661 in149.000 mm
D5	N/A 0.1189 in5.0197 mm
E	N/A 3.020 in127.500 mm
Double Row Width	N/A 2.0472 in52.000 mm
Triple Row Width	N/A 3.0709 in78.000 mm
Quadruple Row Width	N/A 4.0945 in104.000 mm