Description
NTN Four-Row Cylindrical Roller Bearing 4R2438
Technical Specifications
| Type | Cylindrical Roller Bearing |
| Bore Type | Round |
| Material | Through Hardened Steel |
| Cage Material | Pin Type Cage |
| Precision | ISO Class 0(RBEC 1) |
| Configuration | Four |
| Tolerance | ISO Class 0 (RBEC 1) |
| Oil Hole | w/o Oil Hole |
| Radial Internal Clearance | CN |
| Static Load Rating | 192000 lbf
855000 N 855.00 kN |
| Dynamic Load Rating | 100000 lbf
445000 N 445.00 kN |
| Enclosure | Open |
| Weight | 20.503 lb
9.300 kg |
| Operating Temperature Range | -40 to 250 ºF
-40 to 120 ºC |
Dimensional Specifications
| d | 4.7244 in
120.000 mm |
| D | 7.0866 in
180.000 mm |
| B1 | 4.1339 in
105.000 mm |
| C1 | 4.1339 in
105.000 mm |
| Fw | 5.3150 in
135.000 mm |
| r | 0.0984 in
2.500 mm |
| R1 | 0.0984 in
2.500 mm |
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