
- Track Roller Assembly Bearing
- 3.25 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)
- 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)
- 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
Thread Size | 2 1/2 |
Overall Length | 9.28125 in |
Dynamic Load Rating | 72800 lbf |
Self Aligning | No |
Relubricatable | No |
Bearing Type | Track Roller Assembly |
End Type | Hex Hole |
Rolling Element | Needle Roller |
Roller Type | Straight |
Working Load | 62500 lbf |
No. of Rows | Single |
Fillet Radius | 0.01 in, 3.18 mm |
O.D. Type | Straight |
Relubrication Feature | Grease Zerk |
Limiting Speed | 580 rpm |
Roller Width | 3.25 in, 82.55 mm |
Thread Type | UN |
Roller Dia. | 6 in |
Overall Width | 3.25 in, 82.55 mm |
Operating Temperature [Max] | 230 ˚F |
Stud Type | Standard |
Speed (Max) Grease | 5200 rpm |
Component | Assembly |
Stud Dia. | 2 1/2 in |
Operating Temperature [Min] | -22 ˚F |
Thread Pitch | N/A |
Series | CR |
Material | Steel |
Threads per Inch | 12 |
Precision Class | P0 |
Mounting Overhang | 3.38 in |
Stud Length | 6 in, 152.4 mm |
Clamp Torque | 3000 lbf |
Inch/Metric | Inch |
Lubricant | Grease |
Clamping Dia. | 3.9063 in |
Enclosure | Double Sealed |
Weight | 35.5 LB |
EAN or UPC | 605790211416 |
