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- 1.44 in Inner Diameter
- 1.75 in Outer Diameter
- 1.25 in Overall Width
features
- Best used with our solid race needle roller bearings (HJ) to provide a hardened and properly toleranced inner race
- May also be used as a wear bushing
- Made from premium high carbon, high chromium steel
- An oil hole and groove are standard for all 6-digit inner rings
| Radial Internal Clearance Specification | N/A |
| Oil Hole | w/Oil Hole |
| O.D. Type | Straight |
| Relubricatable | Yes |
| Shaft Diameter - Slip Fit [Min] | 1.4365 in |
| Bore Type | Round |
| Bearing Design | Removable Inner Ring – Straight |
| Shaft Diameter - Slip Fit [Max] | 1.4371 in |
| Capacity | N/A |
| Shaft Diameter - Press Fit [Max] | 1.4383 in |
| O.D. | 1.75 in, 44.45 mm |
| Bearing Material | High Carbon Chrome Steel |
| Radial Internal Clearance | N/A |
| Enclosure | N/A |
| Self Aligning | No |
| Component | Inner Ring |
| Cage Material | N/A |
| Precision Ground | Yes |
| Tolerance | Iso Class 0 (RBEC 1) |
| Inner Ring Width | 1.25 in, 31.75 mm |
| Operating Temperature [Max] | 230 ˚F |
| Precision Class | ABEC 1 |
| Overall Width | 1.25 in, 31.75 mm |
| Shaft Diameter - Press Fit [Min] | 1.4379 in |
| End Type | N/A |
| Series | IR |
| Lubricant | Rust Preventative |
| Fillet Radius | 0.06 in, 1.52 mm |
| Relubrication Feature | Groove |
| I.D. | 1.44 in, 36.51 mm |
| Operating Temperature [Min] | -22 ˚F |
| Weight | 0.264 LB |
| EAN or UPC | 605790212406 |
