NSK NJ303EM/304EM/305EM Cylindrical Roller Bearings – High-Precision, Low-Noise, Factory Direct
Basic Info.
| Inner Diameter | 17 mm |
| Outer Diameter | 47 mm |
| Width | 14 mm |
| Model No. | NJ303EM |
| Material | Bearing Steel |
| Type | Cylindrical Roller Bearing |
Introduction
This is a high-precision, single-row cylindrical roller bearing (NJ303EM) made of premium bearing steel. Designed for radial load applications, it features open sealing, oil/grease/dry lubrication options, and precision grades from P0 to P2. Compact dimensions: 17×47×14 mm. Manufactured in Japan by NSK.

















