DDRF-4EE
| Part Number | DDRF-4EE |
Brand: LILY  | |
Equivalent: NMB |
| System of Measurement | Inch |
| Bearing Type | Ball |
| For Load Direction | Radial |
| Construction | Single Row |
| Inner Ring Type | Extended |
| Seal Type | Open |
| Bore Dia | 0.25" |
| Bore Dia Tolerance | -0.0003" to 0" |
| Outer Dia | 0.625" |
| Outer Dia Tolerance | -0.0003" to 0" |
| Width | 0.196" |
| Width Tolerance | -0.005" to 0" |
| Flange Outer Dia | 0.69" |
| Inner Ring Outer Dia | 0.362" |
| Inner Ring Width | 0.2273" |
| Flange Thickness | 0.042" |
| Ring Material | 440C Stainless Steel |
| Ball Material | 440C Stainless Steel |
| Cage Material | 300 Series Stainless Steel |
| Dynamic Radial Load | 255 lbf |
| Static Radial Load | 101 lbf |
| Max Speed (X1000 rpm) | 99 |
| Lubrication | Required |
| Temperature Range | -86 to 230 °F |
| Shaft Mount Type | Press Fit |
| ABEC Rating | ABEC1 |
| Radial Clearance Trade No | MC3 |
| Radial Clearance | 0.00008" to 0.0005" |
| ROHS | Compliant |
| REACH | Compliant |
| Ball Dia | 0.0937" |
| Ball Qty | 8 |
| Weight | 0.20 g |
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DDRF-4EE NMB Flanged Ball Bearings with Extended Inner Ring have a lip extension on the outer ring. DDRF-4EE bore dia is 0.25". Its out dia is 0.625". DDRF-4EE ball material is 440C Stainless Steel. Its seal type is Open. The DDRF-4EE NMB Flanged Ball Bearings with Extended Inner Ring can bear heavy radial loads and moderate thrust loads in both directions.
Typical applications include:
Food Processing Machinery, Conveyors, Material Handling, Belt Drives in HVAC, Textile Machines, Baggage Systems, Medical Processing, Scanner Motors, Stepping Motors, Rotary Encoders, Card Readers, etc.
General Selection Factors
Several factors must be considered for choosing flanged ball bearings. These factors include the ring material, design, shields and seals, cage, Annual Bearing Engineering Committee (ABEC) grade, radial play, and lubricant, etc.
