TIMKEN（铁姆肯）

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19143 - 19268-B TIMKEN 圆锥滚子轴承

专业销售TIMKEN圆锥滚子轴承19143 - 19268-B，并且为客户提供属于TIMKEN圆锥滚子轴承。本公司专业提供TIMKEN圆锥滚子轴承全系列产品。并且提供对此类产品的球规值、单一平面平均内径(外径)、剖分轴承套圈、未对准、冶金学、等具体参数。构成元素：单列系列法兰英 TSF 带 19268-B 19143 。类似型号：SNW-3026 x 4 1/2、 UCT208-25、紧定套 HA3126QAAPL20A100S、 558 - 552-B、轴承附件 SNW-40 x 7 1/4、推卸套 AH3076G、TIMKEN SNT 518-615 - 21315K - TSNG615 TIMKEN QAACW13A060S TIMKEN HE2334 产品应用：铁路、电机、采矿、石油和天然气、工业传动。应用设备：工艺试验机、西餐店设备、配电柜、平版印刷机、贴片机、数控机床、工程机械配件、电动工具、气浮设备、铆接设备。

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19143 - 19268-B产品参数

参数	数据	说明
Series	19000
Cone Part Number	19143
Cup Part Number	19268-B
Design Units	Imperial
Bearing Weight	1.0000 lb
Bearing Weight	0.5000 Kg
Cage Type	Stamped Steel
D - Cup Outer Diameter	2.6875 in
D - Cup Outer Diameter	68.263 mm
D1 - Flange Outer Diameter	2.8397 in
D1 - Flange Outer Diameter	72.128 mm
d - Cone Bore	1.4375 in
d - Cone Bore	36.513 mm
B - Cone Width	0.6504 in
B - Cone Width	16.520 mm
C - Cup Width	0.4688 in
C - Cup Width	11.908 mm
C1 - Cup Flange Width	0.1406 in
C1 - Cup Flange Width	3.571 mm
T1 - Bearing Width	0.6250 in
T1 - Bearing Width	15.875 mm
T - Bearing Width to Flange	0.2968 in
T - Bearing Width to Flange	7.539 mm
Z - Number of Rollers Per Row	20
R - Cone Backface "To Clear" Radius	0.060 in	These maximum fillet radii will be cleared by the bearing corners.
R - Cone Backface "To Clear" Radius	1.500 mm	These maximum fillet radii will be cleared by the bearing corners.
r - Cup Backface "To Clear" Radius	0.060 in	These maximum fillet radii will be cleared by the bearing corners.
r - Cup Backface "To Clear" Radius	1.50 mm	These maximum fillet radii will be cleared by the bearing corners.
da - Cone Frontface Backing Diameter	1.63 in
da - Cone Frontface Backing Diameter	41.40 mm
db - Cone Backface Backing Diameter	1.73 in
db - Cone Backface Backing Diameter	43.90 mm
Da - Cup Frontface Backing Diameter	2.68 in
Da - Cup Frontface Backing Diameter	68.07 mm
Ab - Cage-Cone Frontface Clearance	0.06 in
Ab - Cage-Cone Frontface Clearance	1.50 mm
Aa - Cage-Cone Backface Clearance	0.05 in
Aa - Cage-Cone Backface Clearance	1.30 mm
a - Effective Center Location	-0.06 in	Negative value indicates effective center inside cone backface.
a - Effective Center Location	-1.50 mm	Negative value indicates effective center inside cone backface.
C90 - Dynamic Radial Rating (90 million revolutions)	2960 lbf	Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
C90 - Dynamic Radial Rating (90 million revolutions)	13100 N	Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
C1 - Dynamic Radial Rating (1 million revolutions)	11400 lbf	Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
C1 - Dynamic Radial Rating (1 million revolutions)	50700 N	Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
C0 - Static Radial Rating	13000 lbf
C0 - Static Radial Rating	57800 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)	2250 lbf	Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
Ca90 - Dynamic Thrust Rating (90 million revolutions)	10000 N	Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
K - Factor	1.31	These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
e - ISO Factor	0.44	These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
Y - ISO Factor	1.35	These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
G1 - Heat Generation Factor (Roller-Raceway)	17.5	These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
G2 - Heat Generation Factor (Rib-Roller End)	11.5
Cg - Geometry Factor	0.0694	Geometry constant for Lubrication Life Adjustment Factor a3l.