NTN GS81218 Thrust cylindrical roller bearings-Thrust washer
| Brand Name |
NTN |
| Model Number |
GS81218 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NTN GS81218 bearing Size Chart (mm/inches) |
|---|
| Series | M249700 |
| Cone Part Number | M249734H |
| Cup Part Number | M249710 |
| Design Units | Imperial |
| Bearing Weight | 26.400 Kg |
| Cage Type | Stamped Steel |
| d | 231.775 mm |
| D | 358.775 mm |
| B - Cone Width | 71.438 mm |
| C - Cup Width | 53.975 mm |
| B | 71.438 mm |
| R - Cone Backface To Clear Radius1 | 6.35 mm |
| r - Cup Backface To Clear Radius2 | 3.30 mm |
| da - Cone Frontface Backing Diameter | 255.02 mm |
| db - Cone Backface Backing Diameter | 264.92 mm |
| Da - Cup Frontface Backing Diameter | 343.41 mm |
| Db - Cup Backface Backing Diameter | 335.03 mm |
| Ab - Cage-Cone Frontface Clearance | 4.3 mm |
| Aa - Cage-Cone Backface Clearance | 7.1 mm |
| a - Effective Center Location3 | -6.9 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 66900 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 258000 lbf |
| C0 - Static Radial Rating | 416000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 38100 lbf |
| K - Factor7 | 1.76 |
| e - ISO Factor8 | 0.33 |
| Y - ISO Factor9 | 1.8 |
| G1 - Heat Generation Factor (Roller-Raceway) | 1626 |
| G2 - Heat Generation Factor (Rib-Roller End) | 173 |
| Cg - Geometry Factor | 0.153 |