NTN/KOYO/TIMKEN NF318EM-320EM Cylindrical Roller Bearings – High-Precision, Heavy-Duty
Basic Info.
| Inner Diameter | 90 mm |
| Outer Diameter | 190 mm |
| Width | 45 mm |
| Material | Bearing Steel |
| Type | Cylindrical Roller Bearing |
| Load Direction | Radial Bearing |
NF318EM is a high-precision single-row cylindrical roller bearing made of bearing steel, designed for radial load applications. It features an open seal, oil/grease/dry lubrication options, and standard precision grades (P0–P2). Compact dimensions: 90×190×45 mm. Suitable for OEM/ODM use with strong production capacity.

















