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Single Row Tapered Roller Bearings (Inch series)
K-387A/K-382S
Dimensions and Parameters
Designations K-387A/K-382S
Series 385
Boundary dimensions（mm）
d 57.150,2.2500
D 96.838
T 25.4
d1 74.1
B 21.956
C 20.274
r1.2 min 3.5
r3.4 min 2.3
a 21
Load ratings(KN)
Dynmic Cr 80.9
stat Cor 102
Fatigue load
pu 11.8
Speed ratings[rpm]
油润滑 3800
grease 5000
Mass(kg) 0.59
Abutment and fillet dimensions（mm）
da max 65
db min 69.5
Da min 87
Da max 89.5
Db min 91
Cb min 5
Ca min 5
ra max 3
rb max 2
Calculation factors
e 0.35
Y 1.7
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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