Dental Bearings SR144TLZN

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Part Number SR144TLZN
Bearing type BALL
Structure Single Row
Load Direction Radial
Seal type single shield
Bore diameter(d) 3.175mm
Outer diameter(D) 6.35mm
Width(B) 2.38mm
material Stainless steel 440(9Cr18)
ring material Stainless steel 440(9Cr18)
cage material Torlon
ball material Ceramic balls SisN4
shields material 300 Series Stainless Steel
Grade ABEC-9(higher grade available)
Clearance C0(other clearance available)
BALL SIZE(mm) 1.588mm
lubrication grease(oil available)
Temperature Range -30℃~130℃
weight(g) 0.27
ISO9001:2015 PASSED
Dynamic Load Rating (Cr) 284 N
Static Load Rating (Cor) 96 N
ball bearings fishing reels mr148zzb3.5 d

Dental bearings are also called dental drill bearings or dental turbine bearings,they are referred high speed miniature bearings used in dental turbine. Compared with common miniature bearings, dental bearings need to be made with refined material and with high precision,for the rotation speed of dental bearings can be from 350000~400000rpm under the air pressure of  200-250kpa,so the dental bearings need to have the following characteristics of high precision, high speed, low noise, low vibration, high temperature resistance, corrosion resistance, long life and environmental protection, which are deeply loved and recognized by users.

Runstar is a professional dental bearings manufacturer, we have been committed to the R & D and production of high-precision dental bearings(dental drill bearings) since 2007.

We have full sizes of dental bearings in Runstar, the item SR144TLZNis one of pop size of dental bearings in market.It is made of refined stainless steel with high precision ABEC-9, it is with a bore diameter 3.175mm,a outer diameter 6.35mm and a width 2.38mm. The material of ball is ceramic ball which can let the dental bearings run much freely than steel balls. And it is  with a shield in one side that  is easy for user to reduce the temperature of the dental drill handle with water.


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