Miniature ball bearings are machined components that include an outer ring, inner ring, balls, retainers, shields and snap rings.
Zoty Industrial's miniature ball bearings are available in inch and metric sizes, open, ZZ metal shielded and 2RS double rubber seals to protect the bearing from dust or any possible contamination.
Small deep groove ball bearing, which made of chrome steel( GCr15 bearing steel, SAE52100) and stainless steel (AISI420, AISI440C). mini bearing inner bore sizes as small as 1mm.
Application:
Widely use for RC industry, RC car, RC airplane, RC models, tools, micro engine, fingerboard and mini fan, etc...
Metric mini ball bearing sizes:
1x3x1mm 1.5x4x2mm
2x5x2mm 2x5x2.5mm 2x5x2.3mm 2x6x2.5mm 2.5x6x2.6mm
3x6x2.5mm 3x7x3mm 3x8x3mm 3x9x4mm 3x10x4mm
4x7x2.5mm 4x8x3mm 4x9x4mm 4x10x4mm 4x11x4mm 4x12x4mm 4x13x5mm
5x8x2.5mm 5x10x4mm 5x11x4mm 5x12x4mm 5x13x4mm 5x11x5mm 5x14x5mm 5x16x5mm
6x10x3mm 6x12x4mm 6x13x5mm 6x17x6mm 6x19x6mm
7x11x3mm 7x12x4mm 7x14x5mm 7x19x6mm
9x22x7mm 9x17x5mm
10x15x4mm 10x16x4mm 10x19x5mm 10x22x6mm....
Inch small bearings sizes:
3/32x3/16x3/32 1/8 x 1/4 x 7/64 1/8 x 5/16 x 9/64
1/8 x 3/8 x 5/32 5/32 x 5/16 x 1/8 3/16 x 3/8 x 1/8
1/4 x 3/8 x 1/8 1/2x3/4x5/32
Photos: