Inch shielded miniature ball bearing R4ZZ
Product Description
Inch shielded miniature ball bearing R4ZZ
Bore diameter: 0.2500in
Outside diameter: 0.6250in
Overall width: 0.1960in
Outer ring width: 5mm
Maximum rpm: 54000 RPM
Dynamic load capacity: 332lbf
Static load capacity: 139lbf
Closure type: Double Sealed
Fillet radius: 0.3mm
BHR Bearing profile
About BHR Bearing ( Shenzhen Qinggong Bearing Co, Ltd.)
Shenzhen Qinggong Bearing Co., Ltd. (www.bhrbearing.cn)is a well-know bearing manufacturer in China since the year 1996 with its own factory. Despite our own BHR bearings, we also distribute kinds of famous branded bearings from worldwide manufacturers SKF, FAG, NSK, KOYO, NTN, NACHI, ASAHI, TOYOTA......and customized OEM service is also available if needed.
We Shenzhen Qinggong Bearing Co., Ltd. is focused and committed to deliver our customers high quality products and solutions because they are at the core of everything we do. By combining technology with our design engineering expertise we are able to offer a breadth of advanced bearings and solutions.
With variety of bearings, competitive prices, fast delivery and good after-sale service, hope we will get a chance to talk bearings together.
Inch size ball bearing catalogue
Bearing Number | |||||||
Open | Shield | Seal Non-contact | Seal contact | Bore | Outer diameter | ||
d | D | ||||||
in | mm | in | mm | ||||
R2 | ZZ | 2RZ | 2RS | 1/8 | 3.175 | 3/8 | 9.52 |
R2A | ZZ | 2RZ | 2RS | 1/8 | 3.175 | 1/2 | 12.7 |
R3 | ZZ | 2RZ | 2RS | 3/16 | 4.763 | 1/2 | 12.7 |
R3A | ZZ | 2RZ | 2RS | 3/16 | 4.763 | 1/2 | 12.7 |
R4 | ZZ | 2RZ | 2RS | 1/4 | 6.35 | 5/8 | 15.875 |
R4A | ZZ | 2RZ | 2RS | 1/4 | 6.35 | 3/4 | 19.05 |
R6 | ZZ | 2RZ | 2RS | 3/8 | 9.525 | 7/8 | 22.225 |
R8 | ZZ | 2RZ | 2RS | 1/2 | 12.7 | 1-1/8 | 28.575 |
R10 | ZZ | 2RZ | 2RS | 5/8 | 15.875 | 1-3/8 | 34.925 |
R12 | ZZ | 2RZ | 2RS | 3/4 | 19.05 | 1-5/8 | 41.275 |
R13 | ZZ | 2RZ | 2RS | 3/4 | 19.05 | 1-3/4 | 44.45 |
R14 | ZZ | 2RZ | 2RS | 7/8 | 22.225 | 1-7/8 | 47.625 |