12 mm x 24 mm x 23 mm JNS NA 6901UU Needle roller bearings
| Brand Name |
JNS |
| Model Number |
NA 6901UU |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
JNS NA 6901UU bearing Size Chart (mm/inches) |
|---|
| Series | 32321M |
| Cone Part Number | X32321M |
| Cup Part Number | Y32321M |
| Design Units | METRIC |
| Bearing Weight | 14.000 Kg |
| Cage Type | Stamped Steel |
| d | 105.000 mm |
| D | 225 mm |
| B - Cone Width | 77.000 mm |
| C - Cup Width | 63.000 mm |
| B | 81.500 mm |
| R - Cone Backface To Clear Radius1 | 4.060 mm |
| r - Cup Backface To Clear Radius2 | 3.05 mm |
| da - Cone Frontface Backing Diameter | 128.02 mm |
| db - Cone Backface Backing Diameter | 137.92 mm |
| Da - Cup Frontface Backing Diameter | 210.80 mm |
| Db - Cup Backface Backing Diameter | 201.93 mm |
| Ab - Cage-Cone Frontface Clearance | 6.3 mm |
| Aa - Cage-Cone Backface Clearance | 11.2 mm |
| a - Effective Center Location3 | -27.2 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 199000 N |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 769000 N |
| C0 - Static Radial Rating | 989000 N |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 118000 N |
| K - Factor7 | 1.69 |
| e - ISO Factor8 | 0.35 |
| Y - ISO Factor9 | 1.74 |
| G1 - Heat Generation Factor (Roller-Raceway) | 368.1 |
| G2 - Heat Generation Factor (Rib-Roller End) | 37.6 |
| Cg - Geometry Factor | 0.113 |