Item # HTA948DB, Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Main Spindle Bearing
Bore Type	N/A Round
Material	N/A High Carbon Chrome Steel
Cage Type	N/A Machined
Cage Material	N/A Brass
Ball Material	N/A Steel
Limiting Speed - Oil	N/A 3400 RPM
Limiting Speed - Grease	N/A 2700 RPM
Configuration	N/A Two
Static Load Rating	N/A 143000 lbf635000 N635.00 kN
Dynamic Load Rating	N/A 42500 lbf190000 N190.00 kN
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Open Image Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type - Dimensions
d	N/A 9.4488 in240.000 mm
D	N/A 12.5984 in320.000 mm
B	N/A 1.4173 in36.000 mm
2B	N/A 2.8346 in72.000 mm
d1	N/A 10.6535 in270.600 mm
D2	N/A 11.7244 in297.800 mm
r	N/A 0.0827 in2.100 mm
r1	N/A 0.0433 in1.100 mm
Contact Angle	N/A 40 º
2a	N/A 10.7008 in271.800 mm
da min	N/A 10.1181 in257.000 mm
Db max	N/A 12.2047 in310.000 mm
ras max	N/A 0.0787 in2.000 mm
r1as max	N/A 0.0394 in1.000 mm