Deep Groove Ball Bearing
It is a miniature bearing, that is, a bearing with an outer diameter less than 9mm.
Model number: 683ZZ
Size: 3x7x3mm
Materials: Gcr15.chrome steel
Weight: 0.001KG
Static Load: 330 lbf
Dynamic Load: 112 lbf
Speed Limit: 103,000 RPM
grade level：P0
MOQ: 100pcs
Lead time: 3-5 days
Specification
Package: Plastic Tube/single box+Carton+Pallet
Shipping Port: GUANGZHOU, NINGBO, SHANGHAI
Payment: 100% T/T, or 30% T/T In Advance ,70% T/T After Finished Production
Miniature bearings refer to various types of bearings in both metric and imperial series, with an outer diameter less than 9mm (for metric series) or less than 9.525mm (for imperial series). The main materials include carbon steel, bearing steel, stainless steel, plastic, and ceramics. The inner diameter can be as small as 0.6mm, and most commonly, the inner diameter is 1mm.
Product Features:
In ultra-small bore micro bearings, the types of micro deep groove ball bearings include the metric 68 series, 69 series, 60 series, etc., and the imperial R series with a total of 6 types. On this basis, they can also be divided into the bearing series with ZZ steel plate dust-proof covers, the micro bearing series with RS rubber sealing rings, the Teflon bearing sealing ring series, and the bearing series with flange guard edges, etc.
Related Products
| Model No. | d | D | H | m |
| 682-2Z | 2 mm | 5 mm | 2.3 mm | 1 g |
| 683-2Z | 3 mm | 7 mm | 3 mm | 1 g |
| 684-2Z | 4 mm | 9 mm | 4 mm | 2 g |
| 685-2Z | 5 mm | 11 mm | 5 mm | 2 g |
| 686-2Z | 6 mm | 13 mm | 5 mm | 3 g |
| 687-2Z | 7 mm | 14 mm | 5 mm | 3 g |
| 688-2z | 8 mm | 16 mm | 5 mm | 4 g |
| 689-2Z | 9 mm | 17mm | 5 mm | 5 g |
Main application
Miniature bearings are suitable for various industrial equipment, small rotary motors, etc. in fields with high rotational speed and low noise, such as office equipment, miniature motors, instruments and meters, laser engraving, small clocks, soft drives, pressure rotors, dental drills, hard disk motors, stepper motors, video tape drums, toy models, computer cooling fans, money-counting machines, fax machines, and other related fields.
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