TIMKEN 78251D/78551尺寸参数规格
Bearing Type = TRB(-)
Bearing Subtype = TDI(-)
Cone (Inner) = 78251D(内圈)
Cup (Outer) = 78551(外圈)
d = 63.5(内径)
D = 140.03(外径)
T = 66.0908(宽度)
B = 65.9892(内圈宽度)
R = 2.286(最大轴肩倒角半径)
da = 78.994(轴肩直径)
Ab = 1.016(保持架(负值表示保持架没超出内圈小端面))
C = 23.5204(外圈宽度)
r = 2.286(最大轴承座挡肩圆角半径)
Cup Back Face Backing Diameter = 117.094(轴承座挡肩直径)
a = 7.874(有效中心位置)
C1 = 297586(一百万转动态径向载荷)
C90(2) = 77399.1(九千万转双列轴承动态径向载荷)
C90(1) = 44348.8(九千万转单列轴承动态径向载荷)
Ca90 = 65833.7(九千万转动态轴向载荷)
C0 = 193053(静态额定载荷)
K = 0.39 / Tan (contact angle) = 0.67(系数)
e = 1.5 * Tan (contact angle) = 0.87(系数)
Y = 0.4 / Tan (contact angle) = 0.78(系数)
Y1 = 0.45 / Tan (contact angle) = 0.78(系数)
Cg = 0.0884(几何系数)
Assembly Weight = 4762.72(-)
TIMKEN 78251D/78551
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78251D/78551轴承应用行业
平衡机,震动盘,压痕机,折页机,干式冷却塔,不阻塞泵,洗涤、烘干设备,治疗设备,绕线机、绞线机,混凝土泵车,环保设备,塑料挤出机,整熨设备,洗脱两用机,茶餐厅设备,补焊机,管式换热器,塑料挤出机,干燥机,非织造布机械,等领域。
如果您对该型号的游隙尺寸表,载荷,结构,滚子粒数,厚度,基本尺寸,报价,精度等级,样本图片等数据有任何疑问,欢迎致电咨询!