Inch miniature ball bearings, flanged, 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.
d | 4.763 mm | Bore diameter |
D | 9.525 mm | Outside diameter |
B/B1 | 3.175 mm | Width |
D3 | 10.719 mm | Flange diameter |
C1 | 5.97 mm | Flange width |
d1 ≈ | 0.787 mm | Shoulder diameter inner ring |
D1 ≈ | 8.81 mm | Shoulder diameter outer ring |
r | 0.1 mm | Chamfer |
8 pcs | Ball qty | |
1.5875 mm | Ball diameter | |
≈m | 0.97 g | Weight |
Cr | 320 N | Basic dynamic load rating |
C0r | 120 N | Basic static load rating |
46000 r/min | Max speed (Grease) | |
55000 r/min | Max speed (Oil) | |
P0(ABEC-1) | Tolerane | |
P25 | Clearance |
Shield on both sides | Sealing | |
Flanged | Locating feature outer ring | |
None | Feature inner ring | |
52100 | Ring Material | |
52100 | Ball Material | |
SPCC | Cage Material |
NMB | ISC/NSK | NTN | BARDEN | RMB | MPB | GRW | FAG | ADR |
RIF-6632ZZ | FR166ZZ | FLRA166ZZA | FR166SS | ULKZ6012 | 6316FCHH | F4763B-2Z | RF1224.2Z | FX3/16ZZ |