Item # 1221KC3, Self Aligning Ball Bearings w/ Tapered Bore On Bearing Distributors, Inc.

Unit of Measure

Technical Specifications | Dimensional Specifications

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 3600 rpm
Limiting Speed - Grease	N/A 3000 rpm
Y1	N/A 3.60
Y2	N/A 5.50
Y0	N/A 3.70
Taper	N/A 1:12
Seal Type	N/A None
Seal Material	N/A None
Precision	N/A Class 0
Configuration	N/A One
Radial Internal Clearance	N/A C3
Static Load Rating	N/A 7300 lbf32500 N32.50 kN
Dynamic Load Rating	N/A 16900 lbf75000 N75.00 kN
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Self Aligning Ball Bearings w/ Tapered Bore - Dimensions
d	N/A 4.1339 in105.000 mm
D	N/A 7.48030 in190.000 mm
B	N/A 1.41730 in36.000 mm
r	N/A 0.0827 in2.1 mm
da min	N/A 4.5669 in116.000 mm
Da max	N/A 7.0472 in179.000 mm
ras max	N/A 0.0787 in2.000 mm

Type