Welcome to Liaocheng Liqing Bearing Technology Co., Ltd.！Powerful manufacturers, spot delivery.

+86 13863573037
Liaocheng Liqing Bearing Technology Co., Ltd.

Tapered Roller Bearings

30311/DF-Paired tapered roller bearings in face-to-face configuration

Libeat Bearings
Main Dimensions & Performance Data

Model

 30311/DF

d

 55 mm

od

 120 mm

T

 63 mm

C

 302 kN

C0

 325 kN

Pu

 39 Pu

reference speed

 3800 r/min

limit speed

 5600 r/min

weight

 3.25 kg

Mounting dimensions

2B

 58

b

 8

K

 4.5

r3,4min

 2

r5min

 0.6

damax

 72

Damin

 104

Damax

 110

Camin

 4

ramax

 2

rcmax

 0.6

e

 0.35

Y1

 1.9

Y2

 2.9

Y0

 1.8

Leave A Comment

Recent post

It is our duty to protect the global climate
We partner with oil producers
Climate protection technology gradually improved
Company develops emission reduction plan

Categoey

Established in 1995 and headquartered in Yandian Town, Linqing City, Liaocheng, Shandong Province—a pivotal hub of China’s bearing industry—Liaocheng Libest bearings Technology Co. Ltd.

QUICK LINK

PRODUCTS

NEWS LETTER

We leverage cutting-edge technologies to create compelling .

Copyright © 2025.Liaocheng Liqing Bearing Technology Co., Ltd. All rights reserved.