TIMKEN 30211 bearings

Part Number 30211, Tapered Roller Bearings - TS (Tapered Single) Metric

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Technical specification for TIMKEN 30211

Timken 30211
Dimensions
Part Number	30211
Series	30211M
Cone Part Number	X30211M
Cup Part Number	Y30211M
Design Unit	Metric
Bearing Weight	0.70 Kg 1.6 lb
Cage Material	Stamped Steel
d - Bore	55 mm 2.1654 in
D - Cup Outer Diameter	100 mm 3.9370 in
B - Cone Width	21.000 mm 0.8268 in
C - Cup Width	18.000 mm 0.7087 in
T - Bearing Width	22.750 mm 0.8957 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius	2.030 mm 0.08 in
r - Cup Backface "To Clear" Radius	1.52 mm 0.06 in
da - Cone Frontface Backing Diameter	64 mm 2.52 in
db - Cone Backface Backing Diameter	67 mm 2.64 in
Da - Cup Frontface Backing Diameter	95.5 mm 3.76 in
Db - Cup Backface Backing Diameter	90.93 mm 3.58 in
Ab - Cage-Cone Frontface Clearance	4.1 mm 0.16 in
Aa - Cage-Cone Backface Clearance	1 mm 0.04 in
a - Effective Center Location	-1.8 mm -0.07 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)	27700 N 6230 lbf
C1 - Dynamic Radial Rating (1 million revolutions)	107000 N 24000 lbf
C0 - Static Radial Rating	122000 N 27400 lbf
Ca90?- Dynamic Thrust Rating (90 million revolutions)	19200 N 4320 lbf
Factors
K - Factor	1.44
e - ISO Factor	0.4
Y - ISO Factor	1.48
G1 - Heat Generation Factor (Roller-Raceway)	41.9
G2 - Heat Generation Factor (Rib-Roller End)	22.8
Cg - Geometry Factor	0.0897

Timken 30211, Tapered roller bearings, TS (Tapered Single), Metric, Dimensions: bore: 55 mm, Outer diameter: 100 mm, Bearing width: 22.750 mm.

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