TIMKEN 21063-21212 Bearing

TIMKEN 21063-21212 tapered roller bearings

Also known as : 21063-21212

• Inside Diameter: 15.875 mm
• Outside Diameter: 53.975 mm
• Width: 22.225 mm
• Basic dynamic load rating: 55.1 kN
• Basic static load rating: 42.5 kN

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TIMKEN 21063-21212 Bearing

Series	21000
model	21063-21212
Cone Part Number	21063
Cup Part Number	21212
Design Units	Imperial
Cage Type	Stamped Steel
Bearing Weight	0.300 Kg 0.60 lb
Dimensions
d - Bore	15.875 mm 0.6250 in
D - Cup Outer Diameter	53.975 mm 2.1250 in
B - Cone Width	21.839 mm 0.8598 in
C - Cup Width	15.875 mm 0.6250 in
T - Bearing Width	22.225 mm 0.8750 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius	0.760 mm 0.03 in
r - Cup Backface "To Clear" Radius	2.29 mm 0.090 in
da - Cone Frontface Backing Diameter	26.16 mm 1.03 in
db - Cone Backface Backing Diameter	28.96 mm 1.14 in
Da - Cup Frontface Backing Diameter	51.05 mm 2.01 in
Db - Cup Backface Backing Diameter	42.93 mm 1.69 in
Ab - Cage-Cone Frontface Clearance	2.5 mm 0.1 in
Aa - Cage-Cone Backface Clearance	2.5 mm 0.1 in
a - Effective Center Location	-5.80 mm -0.23 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)	14300 N 3210 lbf
C1 - Dynamic Radial Rating (1 million revolutions)	55100 N 12400 lbf
C0 - Static Radial Rating	42500 N 9560 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)	14400 N 3250 lbf
Factors
K - Factor	0.99
e - ISO Factor	0.59
Y - ISO Factor	1.02
G1 - Heat Generation Factor (Roller-Raceway)	7
G2 - Heat Generation Factor (Rib-Roller End)	4.14
Cg - Geometry Factor	0.0558

TIMKEN 21063-21212 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.