RW144-2Z
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RW144-2Z

Inch miniature ball bearings with extended inner ring, shielded, chrome steel
C&H premium inch series instrument and precision miniature ball bearings are designed for compact applications, offering exceptional performance, low friction, and low maintenance. There are perfect for high-speed and precision requirements. Common applications include robotics, medical equipment, electronics, aerospace, automotive, precision instruments, hobby and RC models, and more.  Available with 52100 chrome steel or 440C stainless, ABEC-1 to AEBC-9P precision,  Z1V1 to Z4V4 noise and vibration, open or shielded. 

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TECHNICAL INFORMATION

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Dimensions
d 3.175 mm Bore diameter
D 6.350 mm Outside diameter
B/B1 3.571 mm Width
C 4.09 mm Width outer ring
d1 2.779 mm Shoulder diameter inner ring
D1 5.84 mm Shoulder diameter outer ring
r 0.1 mm Chamfer
7 pcs Ball qty
1.0000 mm Ball diameter
≈m 0.33 g Weight
Performance
Cr 129 N Basic dynamic load rating
C0r 44 N Basic static load rating
59000 r/min Max speed (Grease)
70000 r/min Max speed (Oil)
P0(ABEC-1) Tolerane
P25 Clearance
Properties
Shield on both sides Sealing
None Locating feature outer ring
Extended Feature inner ring
52100 Ring Material
52100 Ball Material
SPCC Cage Material

INTERCHANGE CODE TABLE

NMB ISC/NSK NTN BARDEN MPB GRW FAG ADR
RI-418ZZEE
RW144ZZ
RAW144ZZA
RW144SS
418CEHH
E3175-2Z
RE0816.2Z
LAX1/8ZZ

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