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- 0.39 in Inner Diameter
- 1.18 in Outer Diameter
- 0.47 in Overall Width
features
- Best used for high radial loads and where the bearing rolling motion occurs on the outer diameter surface
- Made from premium high carbon, high chromium steel
- Uses a full complement of greased rollers that offer maximum radial load capacity
- Available with a crowned outside diameter (YCRSC inch series) and seals (YCRS inch series) for the inch product
- Available with a standard crowned outside diameter (without the .DZ), shields ("ZZ" for STO, RSTO and NUTR series) or seals (.2RS for NA2200 series) for the metric product
- RSTO metric series requires a hardened and machined shaft/stud, no inner ring included
| Series | STO |
| Bearing Type | Needle Bearing |
| Outer Ring Width | 0.47 in, 11.8 mm |
| Operating Temperature [Max] | 230 ˚F |
| Operating Temperature [Min] | -22 ˚F |
| Cage Material | Steel |
| Cage Type | Window |
| Inside Diameter Tolerance [Min] | 9.992 mm |
| Speed (Max) Grease | 6300 rpm |
| Roller Width | 11.8 mm |
| Inch/Metric | Metric |
| Self Aligning | No |
| Inside Diameter Tolerance [Max] | 10 mm |
| Overall Width Tolerance [Max] | 12 mm |
| O.D. | 1.18 in, 30 mm |
| Overall Width Tolerance [Min] | 11.88 mm |
| Overall Width | 12 mm |
| Lubricant | Rust Preventative |
| Relubrication Feature | No |
| Component | Assembly |
| Precision Class | P0 |
| Roller Dia. | 30 mm |
| Bore Type | Round |
| No. of Rows | Single |
| Fillet Radius | 0.01 in, 0.3 mm |
| I.D. | 10 mm |
| O.D. Type | Straight |
| Rolling Element | Needle Roller |
| Inner Ring Width | 0.47 in, 12 mm |
| Enclosure | Unsealed |
| Material | Steel |
| Relubricatable | No |
| Roller Type | Straight |
| Weight | 0.3 LB |
| EAN or UPC | 605790218699 |
