| Category | Precision Ball Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| UNSPSC | 31171531 |
| Weight | 0.139 |
| Product Group | B04270 |
| Enclosure | Open |
| Precision Class | ABEC 7 | ISO P4 |
| Material - Ball | Steel |
| Number of Bearings | 2 (1 Pair) |
| Contact Angle | 15 Degree |
| Preload | Light |
| Raceway Style | 1 Rib Outer Ring |
| Cage Material | Phenolic |
| Rolling Element | Ball Bearing |
| Mounting Arrangement | Duplex-Universal |
| Flush Ground | Yes |
| Inch - Metric | Metric |
| Other Features | Single Row | Angular Contact | High Precision | 52100 Vacuum Degassed Ball |
| Long Description | 20MM Bore; 42MM Outside Diameter; 24MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 2 (1 Pair) Bearings; 15 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring Rac |
| D | 1.654 Inch | 42 Millimeter |
| B | 0.945 Inch | 24 Millimeter |
| d | 0.787 Inch | 20 Millimeter |
| bore diameter: | 20 mm |
| row type & fill slot: | Single-Row Non-Fill Slot |
| outside diameter: | 42 mm |
| internal clearance: | ABEC 7 |
| overall width: | 24 mm |
| bore type: | Round |
| contact angle: | 15 ° |
| manufacturer upc number: | 3413520217327 |
25821 Inch Tapered Roller Bearing 36.487x73.025x23.812mm