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Alternate Products
- Track Roller Assembly Bearing
- 1.25 in Roller Width
- Double Sealed Enclosure
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
- Carburized steel studs (CR inch series) and Heavy Duty Studs (CRH inch series) offers better fracture resistance
- Screwdrive slot in head is standard (CR, CRH series), Hex slot is available (CRB, CRHB series)
- Seals ("S") are available, Crowned ODs ("C") are avaialable, Eccentric Studs ("E") are available by adding letter(s) after CR or CRH (CRS, CRSB, CRHB, etc..) for the inch product
- Avaialable with caged rollers (KRV series) or full complement of rollers (KV, NUTR series) for metric product
- Avaialable with crowned od (standard) and hex head (standard) and seals (.2RS) for metric product (KR, KRV, NUTR series)
| Inch/Metric | Inch |
| Roller Dia. | 2 1/4 in |
| Clamping Dia. | 1.2031 in |
| Precision Class | P0 |
| Mounting Overhang | 1.33 in |
| Thread Pitch | N/A |
| Limiting Speed | 1500 rpm |
| Threads per Inch | 14 |
| Fillet Radius | 0.05 in, 1.27 mm |
| Bearing Type | Track Roller Assembly |
| Operating Temperature [Min] | -22 ˚F |
| Relubrication Feature | Grease Zerk |
| Component | Assembly |
| Series | CR |
| Rolling Element | Needle Roller |
| End Type | Hex Hole |
| Thread Type | UNF |
| Enclosure | Double Sealed |
| Lubricant | Grease |
| Clamp Torque | 900 lbf |
| No. of Rows | Single |
| Self Aligning | No |
| O.D. Type | Crowned |
| Stud Length | 2.25 in, 57.15 mm |
| Thread Size | 7/8 |
| Material | Steel |
| Operating Temperature [Max] | 230 ˚F |
| Relubricatable | No |
| Stud Dia. | 7/8 in |
| Overall Length | 3.28125 in |
| Working Load | 7280 lbf |
| Overall Width | 1.25 in, 31.75 mm |
| Speed (Max) Grease | 1700 rpm |
| Roller Type | Crowned |
| Dynamic Load Rating | 10600 lbf |
| Roller Width | 1.25 in, 31.75 mm |
| Stud Type | Standard |
| Weight | 1.71 LB |
| EAN or UPC | 605790190025 |
