miniature ball bearings R156ZZ

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Part Number R156ZZ
Bearing type BALL
Structure Single Row
Load Direction Radial
Seal type Shields
Bore diameter(d) 3/16″︱4.762mm
Outer diameter(D) 5/16″︱7.938mm
Width(B) 1/8″︱3.175mm
material Chrome steel 52100(Gcr15)
ring material Chrome steel 52100(Gcr15)
cage material 300 Series Stainless Steel
ball material Chrome steel 52100(Gcr15)
shields material 300 Series Stainless Steel
Grade ABEC-1(higher grade available)
Clearance C0(other clearance available)
BALL SIZE(mm)  1mm
lubrication grease(oil available)
Temperature Range -30℃~130℃
weight(g) 0.52
ISO9001:2015 PASSED
Dynamic Load Rating (Cr)  307 N
Static Load Rating (Cor) 120  N
miniature ball bearings r156zz d

Miniature ball bearings are also called miniture bearings,mini ball bearing or mini bearings in different places. Miniature ball bearings are one of the classifications under ball bearings .

Runstar is a professional miniature ball bearings manufacturer in China, we have been committed to the design and production of miniature ball bearings with high precision and high speed, who has more then 15 year’s experience in designing and manufacturing miniature ball bearings for industries.

The item R156ZZ  is one of pop miniature ball bearings in Runstar, it is with a bore diameter 4.762mm,a outer diameter  7.938mm,and a width 3.175mm, it is covered with shields, and we also have miniature ball bearings with rubber seals for choices.

We have full series of miniature ball bearings for choice, all miniature ball bearings from Runstar has the followings characteristics.

1:full size of miniature ball bearings available. Runstar design and manufacture full sizes of miniature ball bearings with a bore size from 1mm to 15mm for industries,it consists of metric miniature ball bearings, inch miniature ball bearings and miniature flange bearings.
2:High precision from ABEC-1 to ABEC-7 for choice.

3:High speed .

4:Long life.

5:RoHs and REACH compliance


R156zz RI-5632zz R156zz AX3/16zz 4763Azz R156zz
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