Deep Groove Ball Bearing
The deep groove ball bearing is composed of an outer ring, an inner ring, a set of steel balls and a set of cages.
Model No.: 63/28
Size: 28x68x18mm
Weight: 0.282KG
Dynamic Load: 25.1 lbf
Static Load: 13.7 lbf
Speed Limit: 14000 RPM
grade level：P0
Branding: famous brand/RMO/Neutral/OEM&ODM
Material: chrome steel GCR15, stainless steel (420 440C 304 316), carbon steel etc.
Lead Time: normally 3-5 days
Specification
Precision: p0 p6 p5 p4
Clearance: C2 C0 C3 C4
Vibration: Z1V1, Z2V2, Z3V3
Cage material: Steel, nylon, copper
Shipping Port: Guangzhou, Ningbo, Shanghai
Payment: 100% T/T, or 30% T/T in advance ,70% T/T after finished production
Product features:
63/28 Deep Groove Ball Bearings: Adopt small outer diameter steel balls for low friction torque, match hollow shafts to ensure lightweight and wiring space; realize product miniaturization and lightweight, with diverse product types expanding application range, widely used in aerospace, robotics, medical equipment and other high-precision, high-speed, space-limited scenarios, as well as model aircraft, motors and more
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| Model No. | d | D | H | m |
| 634 | 4 mm | 16 mm | 5 mm | 001 KG |
| 635 | 5 mm | 19 mm | 6 mm | 0.01 KG |
| 6300 | 10 mm | 35 mm | 11 mm | 0.05 KG |
| 6301 | 12 mm | 37 mm | 12 mm | 0.06 KG |
| 6302 | 15 mm | 42 mm | 13 mm | 0.08 KG |
| 6303 | 17 mm | 47 mm | 14 mm | 0.11 KG |
| 6304 | 20 mm | 52 mm | 15 mm | 0.14 KG |
| 6304 ETN9 | 20 mm | 52 mm | 15 mm | 0.14 KG |
| 63/22 | 22 mm | 56 mm | 16 mm | 0.18 KG |
| 6305 | 25 mm | 62 mm | 17 mm | 0.23 KG |
| 6305 ETN9 | 25 mm | 62 mm | 17 mm | 0.23 KG |
| 63/28 | 28 mm | 68 mm | 18 mm | 0.3 KG |
| 6306 | 30 mm | 72 mm | 19 mm | 0.35 KG |
| 6306 ETN9 | 30 mm | 72 mm | 19 mm | 0.33 KG |
| 6307 | 35 mm | 80 mm | 21 mm | 0.46 KG |
| 6308 | 40 mm | 90 mm | 23 mm | 0.63 KG |
| 6309 | 45 mm | 100 mm | 25 mm | 0.84 KG |
| 6310 | 50 mm | 110 mm | 27 mm | 1.1 KG |
| 6311 | 55 mm | 120 mm | 29 mm | 1.35 KG |
| 6312 | 60 mm | 130 mm | 31 mm | 1.7 KG |
Main uses
It is suitable for all kinds of industrial equipment, small rotary motor and other high speed and low noise fields, such as: office equipment, micro motor, instrumentation, laser engraving, small clock, soft drive, pressure rotor, dental drill, hard disk motor, stepper motor, video recorder magnetic drum, toy model, computer cooling fan, money counter, fax machine and other related fields.
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