| Items |
 7MC3-NU212EGRBC3 Ceramic Coated Cylindrical Roller Bearing |
7MC3-NU220EGRBC4 Ceramic Coated Cylindrical Roller Bearing |
7MC3-NU222EGRBC3 Ceramic Coated Cylindrical Roller Bearing |
7MC3-NU313EGRBC3 Ceramic Coated Cylindrical Roller Bearing |
7MC3-NU317EGRBC3 Ceramic Coated Cylindrical Roller Bearing |
|||||
| Type | Cylindrical Roller Bearing | |||||||||
| Bore Type | Round | |||||||||
| Material | Hardened Alloy Steel | |||||||||
| Cage Material | High Strength Machined Brass Rivetless w/ square holes | |||||||||
| Limiting Speed - Oil | 6800 RPM | 4100 RPM | 3700 RPM | 5400 RPM | 4100 RPM | |||||
| Limiting Speed - Grease | 5800 RPM | 3500 RPM | 3100 RPM | 4600 RPM | 3500 RPM | |||||
| d | 2.3622 in60.000 mm | 3.9370 in100.000 mm | 4.3307 in110.000 mm | 2.5591 in65.000 mm | 3.3465 in85.000 mm | |||||
| D | 4.3307 in110.000 mm | 7.0866 in180.000 mm | 7.8740 in200.000 mm | 5.5118 in140.000 mm | 7.0866 in180.000 mm | |||||
| B | 0.8661 in22.000 mm | 1.3386 in34.000 mm | 1.4961 in38.000 mm | 1.2992 in33.000 mm | 1.6142 in41.000 mm | |||||
| Fw | 2.8346 in72.000 mm | 4.6850 in119.000 mm | 5.2165 in132.500 mm | 3.2874 in83.500 mm | 4.2520 in108.000 mm | |||||
| r | 0.0591 in1.500 mm | 0.0787 in2.000 mm | 0.0787 in2.000 mm | 0.0787 in2.000 mm | 0.0984 in2.500 mm | |||||
| da min | 2.6772 in68.000 mm | 4.3701 in111.000 mm | 4.7638 in121.000 mm | 2.9921 in76.000 mm | 3.8583 in98.000 mm | |||||
| Da max | 4.0157 in102.000 mm | 6.6535 in169.000 mm | 7.4409 in189.000 mm | 5.0787 in129.000 mm | 6.5748 in167.000 mm | |||||
| r1as max | 0.0591 in1.500 mm | 0.0787 in2.000 mm | 0.0787 in2.000 mm | 0.0787 in2.000 mm | 0.0984 in2.500 mm | |||||
| Ring Separation | Separable Inner Ring | |||||||||
| Ring Shoulders | 2 Outer Ring | |||||||||
| Precision | ISO Class 0 | |||||||||
| Configuration | One | |||||||||
| Tolerance | ISO Class 0 (RBEC 1) | |||||||||
| Oil Hole | w/o Oil Hole | |||||||||
| Clearance | C3 | |||||||||
| Static Load Rating | 24100 lbf107000 N107.00 kN | 68500 lbf305000 N305.00 kN | 82000 lbf365000 N365.00 kN | 43000 lbf191000 N191.00 kN | 74000 lbf330000 N330.00 kN | |||||
| Dynamic Load Rating | 21900 lbf97500 N97.50 kN | 56000 lbf249000 N249.00 kN | 66000 lbf293000 N293.00 kN | 40500 lbf181000 N181.00 kN | 65500 lbf291000 N291.00 kN | |||||
| Enclosure | Open | |||||||||
| Weight | 1.898 lb0.861 kg | 7.496 lb3.400 kg | 9.387 lb4.258 kg | 5.227 lb2.371 kg | 10.803 lb4.900 kg | |||||
| Operating Temperature Range | -40 to 250 ºF-40 to 120 ºC | |||||||||
|
|
||||||||||
