TIMKEN 30204 bearings

Part Number 30204, Tapered Roller Bearings - TS (Tapered Single) Metric

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Technical specification for TIMKEN 30204

Timken 30204
Dimensions
Part Number	30204
Series	30204M
Cone Part Number	X30204M
Cup Part Number	Y30204M
Design Unit	Metric
Bearing Weight	0.100 Kg 0.3 lb
Cage Material	Stamped Steel
d - Bore	20 mm 0.7874 in
D - Cup Outer Diameter	47 mm 1.8504 in
B - Cone Width	14.000 mm 0.5512 in
C - Cup Width	12.000 mm 0.4724 in
T - Bearing Width	15.250 mm 0.6004 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	26 mm 1.02 in
db - Cone Backface Backing Diameter	27.5 mm 1.08 in
Da - Cup Frontface Backing Diameter	43.94 mm 1.73 in
Db - Cup Backface Backing Diameter	40.89 mm 1.61 in
Ab - Cage-Cone Frontface Clearance	2.8 mm 0.11 in
Aa - Cage-Cone Backface Clearance	-0.5 mm -0.02 in
a - Effective Center Location	-4.3 mm -0.17 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)	8620 N 1940 lbf
C1 - Dynamic Radial Rating (1 million revolutions)	33200 N 7470 lbf
C0 - Static Radial Rating	33000 N 7420 lbf
Ca90?- Dynamic Thrust Rating (90 million revolutions)	5090 N 1140 lbf
Factors
K - Factor	1.69
e - ISO Factor	0.35
Y - ISO Factor	1.74
G1 - Heat Generation Factor (Roller-Raceway)	7.1
G2 - Heat Generation Factor (Rib-Roller End)	7.3
Cg - Geometry Factor	0.0474

Timken 30204, Tapered roller bearings, TS (Tapered Single), Metric, Dimensions: bore: 20 mm, Outer diameter: 47 mm, Bearing width: 15.250 mm.

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