TIMKEN 30205 bearings

Part Number 30205, Tapered Roller Bearings - TS (Tapered Single) Metric

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Technical specification for TIMKEN 30205

Timken 30205
Dimensions
Part Number	30205
Series	30205M
Cone Part Number	X30205M
Cup Part Number	Y30205M
Design Unit	Metric
Bearing Weight	0.2 Kg 0.3 lb
Cage Material	Stamped Steel
d - Bore	25 mm 0.9843 in
D - Cup Outer Diameter	52 mm 2.0472 in
B - Cone Width	15.000 mm 0.5906 in
C - Cup Width	13.000 mm 0.5118 in
T - Bearing Width	16.250 mm 0.6398 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius	1.020 mm 0.04 in
r - Cup Backface "To Clear" Radius	1.02 mm 0.04 in
da - Cone Frontface Backing Diameter	31 mm 1.22 in
db - Cone Backface Backing Diameter	32.5 mm 1.28 in
Da - Cup Frontface Backing Diameter	49.00 mm 1.93 in
Db - Cup Backface Backing Diameter	45.47 mm 1.79 in
Ab - Cage-Cone Frontface Clearance	2.3 mm 0.09 in
Aa - Cage-Cone Backface Clearance	0 mm 0 in
a - Effective Center Location	-3.8 mm -0.15 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)	9570 N 2150 lbf
C1 - Dynamic Radial Rating (1 million revolutions)	36900 N 8300 lbf
C0 - Static Radial Rating	38300 N 8620 lbf
Ca90?- Dynamic Thrust Rating (90 million revolutions)	6150 N 1380 lbf
Factors
K - Factor	1.56
e - ISO Factor	0.37
Y - ISO Factor	1.6
G1 - Heat Generation Factor (Roller-Raceway)	9
G2 - Heat Generation Factor (Rib-Roller End)	8
Cg - Geometry Factor	0.0529

Timken 30205, Tapered roller bearings, TS (Tapered Single), Metric, Dimensions: bore: 25 mm, Outer diameter: 52 mm, Bearing width: 16.250 mm.

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