638 Single Row Deep Groove Ball Bearing for Truck / Motor Parts
638 Single Row Deep Groove Ball Bearing for Truck and Motor with
Ground Finish Grind
Deep groove ball bearings are the most widely used bearing type.
They have deep, uninterrupted raceway grooves. These raceway
grooves have a close osculation with the balls, enabling the
bearings to accommodate radial and axial loads in both directions.
Consequently, they are available from in many designs, variants,
series and sizes from 3 to 1500 mm.
Deep Groove Ball Bearings Applications:
Electric motors, machine tools, automobiles, car, precise devices,
home appliances, chemical machineries, general machineries,
agricultural machineries, etc.
Deep Groove Ball Bearings Features:
1. Simple in design
2. Non separable
3. Suitable for high and even very high speeds
4. Robust in operation, requiring little maintenance
Deep Groove Ball Bearings More Information:
| Type | 638 deep groove ball bearing |
| Dimension: | 4*9*4mm |
| Inner Diameter : | 3-2390mm |
| Outer Diameter : | 10-2690mm |
| Balls: | ZrO2, SisN4 and Sic |
| Cage: | Nylon ,steel ,brass |
| Clearance: | C0,C2,C3,C4,C5 |
| Precision Rating: | P0, P6, P5 |
| Vabration: | Z1, Z2, Z3 |
| Grease: | Oil, grease, dry, per your request, |
| Application: | chemical, semi-conductor, valve & pump, food, electronic |
| Package: | single box or per your request |
| Certification: | ISO9001, ISO14001 |
| Delivery Date: | 7-15 days upon receipt of 30% deposit |
Basic Tests: | 1.Assembly
2.Windage test
3.Cleaning
4.Rotary test
5.Greasing and gland
6.Noise inspection
7.Appearance inspection
8.Rust prevention |
Deep groove ball bearings Types:
618series, 619series, 160series, 601series, 602series,603series,
604series, 605series, 606 series, 607series, 608series,
609series,620series, 621series, 630series, 631 series,641series,
6000series
