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- 2.75 in Inner Diameter
- 4.44 in Outer Diameter
- 0.38 in Overall Width
features
- K." in the prefix calls out bearing only (no washers included) for 81100 and 81200 metric series
| Series | NTH |
| No. of Rows | 1 |
| Cage Material | Steel |
| Precision Ground | Yes |
| Operating Temperature [Min] | -22 ˚F |
| Housing Pilot Diameter | 4.445 in |
| O.D. Type | Straight |
| Relubricatable | No |
| Bore Type | Round Bore, Inch Type |
| Cage Type | Riveted |
| Operating Temperature [Max] | 230 ˚F |
| Diameter to Clear Assembly O.D. | 4.5 in |
| Speed (Max) Oil | 3800 rpm |
| Diameter to Clear Assembly Bore | 2.695 in |
| Radial Internal Clearance Specification | N/A |
| Relubrication Feature | No |
| Rolling Element | Cylindrical Roller |
| Origin | Needle Roller & Cage |
| Enclosure | Open |
| Precision Class | P0 |
| Static Load Rating [Max] | 128 lbf |
| Dynamic Load Rating | 32 lbf |
| Static Load Rating | 587 kN |
| Oil Hole | w/o Oil Hole |
| Self Aligning | No |
| Tolerance | Iso Class 0 (RBEC 1) |
| Bearing Material | 1074 Steel |
| End Type | Open End |
| Lubricant | Rust Preventative |
| Capacity | Standard Capacity |
| O.D. | 4.44 in |
| I.D. | 2 3/4 in |
| Component | Assembly |
| Overall Width | 0.38 in, 9.53 mm |
| Bearing Design | Cage & Roller Assembly |
| Radial Internal Clearance | N/A |
| Weight | 0.606 LB |
| EAN or UPC | 605790188206 |
