miniature ball bearing sizes R1-4

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Part Number R1-4
Bearing type BALL
Structure Single Row
Load Direction Radial
Seal type Open
Bore diameter(d) 5/64″︱1.984mm
Outer diameter(D) 1/4″︱6.35mm
Width(B) 3/32″︱2.381mm
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
BALL QTY 7
lubrication grease(oil available)
Temperature Range -30℃~130℃
weight(g) 0.4
ISO9001:2015 PASSED
REACH PASSED
ROHS PASSED
Dynamic Load Rating (Cr) 240 N
Static Load Rating (Cor) 76 N
miniature precision bearing r1 4 d 1

BEARING INTERCHANGE

RUNSTAR NMB NTN ADR GRW EZO TIMKEN
R1-4 R1-4 R1-4 X5/64 BR5/64 R1-4
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