All Brands
- Basic Parameters
- 644
- model
- Imperial Tapered roller bearing1
- type
- Overall dimensions
- 71.438
- d
- 136.525
- D
- 41.275
- T
- 41.275
- B
- 31.750
- C
- 3.5
- Cone r
- 3.3
- Cup r
- rated load
- 195 000
- Cr
- 263 000
- Cor
- 19 800
- Cr
- 26 800
- Cor
- Maximum speed
- 2 800
- Grease
- 3 800
- Oil
- 644
- CONE inner ring
- 632
- CUP outer ring
- installation dimensions
- 87
- da
- 81
- db
- 118
- Da
- 125
- Db
- 3.5 3.3
- ra
- 29.9
- Eff. Load
- 0.36
- Constant
- 1.7
- Axial LoadAxial load factor 1
- 0.91
- Axial LoadAxial load factor Y0
- Mass weight(kg)
- 1.5 1.04
- approx
