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- 2.5 in Inner Diameter
- 4.1 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
| Self Aligning | No |
| Housing Pilot Diameter | 4.1 in |
| O.D. Type | Straight |
| Oil Hole | w/o Oil Hole |
| No. of Rows | 1 |
| Enclosure | Open |
| Dynamic Load Rating | 29.2 lbf |
| Bore Type | Round Bore, Inch Type |
| Lubricant | Rust Preventative |
| Cage Type | Riveted |
| I.D. | 2 1/2 in |
| Precision Class | P0 |
| Operating Temperature [Max] | 230 ˚F |
| Relubricatable | No |
| Component | Assembly |
| Diameter to Clear Assembly Bore | 2.442 in |
| Radial Internal Clearance Specification | N/A |
| Rolling Element | Cylindrical Roller |
| Radial Internal Clearance | N/A |
| Origin | Needle Roller & Cage |
| Relubrication Feature | No |
| Bearing Material | 1074 Steel |
| Operating Temperature [Min] | -22 ˚F |
| Bearing Design | Cage & Roller Assembly |
| Static Load Rating | 511 kN |
| Tolerance | Iso Class 0 (RBEC 1) |
| Precision Ground | Yes |
| Capacity | Standard Capacity |
| Cage Material | Steel |
| Diameter to Clear Assembly O.D. | 4.155 in |
| Series | NTH |
| End Type | Open End |
| O.D. | 4.095 in |
| Static Load Rating [Max] | 111 lbf |
| Speed (Max) Oil | 4100 rpm |
| Overall Width | 0.38 in, 9.53 mm |
| Weight | 0.522 LB |
| EAN or UPC | 605790213892 |
