4.057 Bearing Specification:
4.057 bearing is combined roller bearing, which can be used in many applications.
For this model number，
d: 40mm
D: 77.7mm
T: 54mm
H: 40.7mm
Weight: 0.87kg
Bolt tolerance: –0.05 mm
Outer ring: Case-hardened steel UNI 20 MNCr 5
Inner ring: Hardened steel En 31 – SAE 52100
Structure: Combined bearing, combination bearing, high load cam followers
Also Known As: 4.057, MR0024, MR 0024, MR-0024, MR0004, MR 0004, MR-0004 and so on
Bearing typical applications is as below,
– Material handling loaders and unloading machines
– Palletizers
– Cranes and hoists
– Horizontal and vertical feed and lift units
– Froklift trucks
Bearing Photo:
MR0024 roller bearing
Combined Roller Bearing Size Chart:
| Italy No. | China No. | Germany No. | D (mm) | T (mm) | d (mm) | H (mm) | h (mm) | Weight (kg) | ||
| MR0706 | 4.053 | 52.5 | 40 | 30 | 33 | 27 | 0.46 | |||
| MR0021 | CRF62 | ZGN306230E | MR0001 | 4.054 | 62 | 42 | 30 | 37.5 | 30.5 | 0.53 |
| MR0022 | CRF70.1 | ZGN357036E | MR0002 | 4.055 | 70.1 | 48 | 35 | 44 | 36 | 0.8 |
| MR0023 | CRF77.7 | ZGN407736E | MR0003 | 4.056 | 77.7 | 54 | 40 | 48 | 36.5 | 1 |
| MR0024 | MR0004 | 4.057 | 77.7 | 54 | 40 | 40.7 | 29 | 0.87 | ||
| MR0025 | CRF88.4 | ZGN458844E | MR0005 | 4.058 | 88.4 | 59 | 45 | 57 | 44 | 1.62 |
| 4.059 | 101.2 | 67 | 50 | 46 | 33 | 1.74 | ||||
| 4.060 | 107.7 | 71 | 55 | 53 | 40 | 2.27 | ||||
| MR0027 | CRF107.7 | ZGN6010755E | MR0007 | 4.061 | 107.7 | 71 | 60 | 69 | 55 | 2.82 |
| MR0029 | CRF123 | ZGN6012356E | MR0009 | 4.062 | 123 | 80 | 60 | 72.3 | 56 | 3.89 |
| MR0030 | CRF149 | MR0010 | 4.063 | 149 | 108 | 60 | 78.5 | 58.5 | 6.52 | |
