- 1.26 in Inner Diameter
 - 2.05 in Outer Diameter
 - 0.79 in Overall Width
 
features
- Without ribs
 - Metric series
 - Ground raceways
 
| I.D. | 32 mm | 
| Origin | Needle Radial | 
| Enclosure | Open | 
| Precision Class | ABEC 1 | 
| End Type | Open End | 
| Speed (Max) Grease | 7100 rpm | 
| Cage Type | Riveted | 
| Radial Internal Clearance | Normal | 
| Outer Ring Width | 0.79 in, 20 mm | 
| Lubricant | Rust Preventative | 
| Rolling Element | Needle Roller | 
| Cage Material | Steel | 
| Relubricatable | No | 
| O.D. | 52 mm | 
| Oil Hole | w/Oil Hole | 
| O.D. Type | Straight | 
| Bearing Design | Removable Inner Ring – Straight | 
| Self Aligning | No | 
| No. of Rows | 1 | 
| Relubrication Feature | No | 
| Bore Type | Round Bore, Metric Type | 
| Dynamic Load Rating | 32 kN | 
| Operating Temperature [Max] | 230 ˚F | 
| Capacity | Standard Capacity | 
| Static Load Rating | 49.3 kN | 
| Inner Ring O.D. | 40 mm | 
| Series | NA4900 | 
| Bearing Material | High Carbon Chrome Steel | 
| Speed (Max) Oil | 11000 rpm | 
| Limiting Speed - Oil | 11000 rpm | 
| Precision Ground | Yes | 
| Fillet Radius | 0.6 in | 
| Radial Internal Clearance Specification | Normal Clearance | 
| Operating Temperature [Min] | -22 ˚F | 
| Overall Width | 0.79 in, 20 mm | 
| Component | Assembly | 
| Tolerance | Iso Class 0 (RBEC 1) | 
| Weight | 0.04 LB | 
| EAN or UPC | 605790196379 | 
        
