15 mm x 28 mm x 13 mm JNS NA 4902 needle roller bearings
| Brand Name |
JNS |
| Model Number |
NA 4902 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
JNS NA 4902 bearing Size Chart (mm/inches) |
|---|
| Bearing number | AST11 2015 |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 23 |
| Bearing Type | straight |
| Shaft Dia., Nominal (d) | 20.0000 |
| Shaft Size (ds) - 20 -0.02 / -0.041 | 20 0.02 / 0.041 |
| Housing Bore Dia. (Dh) | 23 +0.021 / +0 |
| Bearing Outside Diameter, Nominal(Do) | 23.000 |
| Bearing Outside Diameter Tolerance (Do tol.) | 23.075 / 23.035 |
| Bearing Bore after Mounting (di) | 20.071 / 19.99 |
| Average Clearance (Cd) | 0.0610 |
| Wall Thickness (S3) | 1.505 |
| Bearing Length, Nominal (B) | 15.000 |
| Bearing Length Tolerance (B tol.) - +0 / -0.30 | +0 / 0.30 |
| OD Chamfer Length (Co) | 0.700 |
| ID Chamfer Angle (B deg.) | 30 |
| ID Chamfer Length (Ci) | 0.500 |
| Material | Bronze shell with PTFE / Fiber lining |