Item # 1309K, Self Aligning Ball Bearings w/ Tapered Bore On NTN Bearing Corp. of America

Unit of Measure

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N/A

Type	N/A Self Aligning Ball Bearing
Bore Type	N/A Tapered
Material	N/A High Carbon Chrome Steel
Cage Type	N/A Pressed
Cage Material	N/A Steel
Ball Material	N/A Steel
Limiting Speed - Oil	N/A 7500 RPM
Limiting Speed - Grease	N/A 6000 RPM
Y1	N/A 2.60
Y2	N/A 4.00
Y0	N/A 2.70
Seal Type	N/A None
Seal Material	N/A None
Precision	N/A Class 0
Configuration	N/A One
Radial Internal Clearance	N/A CN
Static Load Rating	N/A 2860 lbf12700 N12.70 kN
Dynamic Load Rating	N/A 8650 lbf38500 N38.50 kN
Enclosure	N/A Open
Weight	N/A 2.068 lb0.938 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Self Aligning Ball Bearings w/ Tapered Bore - Dimensions
d	N/A 1.7717 in45.000 mm
D	N/A 3.9370 in100.000 mm
B	N/A 0.9843 in25.000 mm
r	N/A 0.0591 in1.500 mm
da min	N/A 2.0866 in53.000 mm
Da max	N/A 3.6220 in92.000 mm
ras max	N/A 0.0591 in1.500 mm

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