Inch flanged miniature ball bearings with extended inner ring, shielded, stainless 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 | 3.175 mm | Bore diameter |
D | 9.525 mm | Outside diameter |
B/B1 | 4.76 mm | Width |
C | 11.176 mm | Width outer ring |
D3 | 5.08 mm | Flange diameter |
C1 | 0.762 mm | Flange width |
d1 ≈ | 3.967 mm | Shoulder diameter inner ring |
D1 ≈ | 8.18 mm | Shoulder diameter outer ring |
r | 0.1 mm | Chamfer |
7 pcs | Ball qty | |
1.5875 mm | Ball diameter | |
≈m | 1.53 g | Weight |
Cr | 289 N | Basic dynamic load rating |
C0r | 102 N | Basic static load rating |
49000 r/min | Max speed (Grease) | |
58000 r/min | Max speed (Oil) | |
P0(ABEC-1) | Tolerane | |
P25 | Clearance |
Shield on both sides | Sealing | |
Flanged | Locating feature outer ring | |
Extended | Feature inner ring | |
440C | Ring Material | |
440C | Ball Material | |
304 | Cage Material |
NMB | NHBB | ISC/NSK | NTN | BARDEN | RMB | MPB | NEW HAMPSHIRE | SKF | GRW | FAG | ADR | MRC | ND | FAFNIR | RHP | "McMaster- Carr ABEC-1" |
DDRF-2ZZEE | SSRF-2ZZEE | SFRW2ZZ | SFLRW2ZZA | SFRW2SS | SR2FCHHE | SRFE2.2Z |