TIMKEN 78255X/78571圆锥滚子轴承参数图纸

发布时间:2026-08-28

轴承型号	78255X/78571
内径（d）	64.987
外径（D）	144.983
厚度（B）	36
类别	圆锥滚子轴承
详细类别	单列（TS）圆锥滚子轴承
C₁	158000
e	0.87
Y	0.69
C₉₀	41100
C_a90	60900
K	0.67
C₀	193000
B	32.923
C	23.007
a⁽³⁾	7.9
Shaft max shaft fillet radius R^(4）	3.5
Shaft backing shoulder dia.d_a	79
Shaft backing shoulder dia.d_b	89
Housing backing shoulder dia. r⁽⁴⁾	3.5
Housing backing shoulder dia.D_a	132
Housing backing shoulder dia.D_a	118
Cage A_a	6.9
Cage A_b	4.4
G1	62.6
G2	19.1
C_g	0.0884
重量（kg）	2.52

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