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Needle Roller Bearings
Choose the right series group, open the exact model page, and confirm size, suffix, and quotation details.
11 models indexed
Type a model, suffix, or dimension.
KIHOI supplies needle roller bearings for repair, maintenance, distribution, and industrial sourcing. Model, suffix, quantity, packing, and lead time are confirmed by quotation.
Available Series
Browse needle roller bearings by model and dimensions. Each model page includes specifications and brand-reference candidates for review.
Model number directory
Needle Roller Bearings by series
Open a series group, then choose a model to confirm dimensions, suffix, and quotation details.
NA4900 series Standard models and common suffixes 11 models View models
Dimensions and available closure options Open NA4900 series guide
| Model | Dimensions / shaft | Closure | RFQ path |
|---|---|---|---|
| NA4900 | 10mm x 22mm x 13mm | Open | View specs |
| NA4901 | 12mm x 24mm x 13mm | Open | View specs |
| NA4902 | 15mm x 28mm x 13mm | Open | View specs |
| NA4903 | 17mm x 30mm x 13mm | Open | View specs |
| NA4904 | 20mm x 37mm x 17mm | Open | View specs |
| NA4905 | 25mm x 42mm x 17mm | Open | View specs |
| NA4906 | 30mm x 47mm x 17mm | Open | View specs |
| NA4907 | 35mm x 54mm x 20mm | Open | View specs |
| NA4908 | 40mm x 62mm x 22mm | Open | View specs |
| NA4909 | 45mm x 68mm x 22mm | Open | View specs |
| NA4910 | 50mm x 72mm x 22mm | Open | View specs |
Missing a model?
Send the part number and quantity for a manual check.
For replacement sourcing, include any old brand reference, dimensions if available, and delivery country.