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Single Row Tapered Roller Bearings (Inch series)
K-3478/K-3525
Dimensions and Parameters
Designations K-3478/K-3525
Series 3400
Boundary dimensions（mm）
d 34.925,1.3750
D 79.375
T 21.442
d1 57.3
B 29.771
C 23.812
r1.2 min 3.5
r3.4 min 3.2
a 20
Load ratings(KN)
Dynmic Cr 102
stat Cor 110
Fatigue load
pu 12.7
Speed ratings[rpm]
油润滑 5000
grease 6700
Mass(kg) 0.72
Abutment and fillet dimensions（mm）
da max 46
db min 47
Da min 65
Da max 68
Db min 73
Cb min 4
Ca min 5.5
ra max 3
rb max 3
Calculation factors
e 0.37
Y 1.6
Y0 0.9
Contact Us
Phone： +86-574-86597612
Fax： +86-574-86597652
E-mail： master@dhk-intl.com
Address： Building 31, Chuang E Huigu, No. 777,West Zhongguan Road, Zhenhai Economic Development Zone, Ningbo, Zhejiang, China
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Phone
+86-13957821917
Email
ken@dhk-intl.com
Address
No. 1238, Zhongguan Road, Zone B, Zhenhai Economic Development Zone, Ningbo City, Zhejiang Province 315200
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