Model
| free end | SD 644 |
| fixed end | SD 644 G |
size（mm)
D
H8 | 460 |
H
h13 | 280 |
| J | 770 |
| N | 43 |
| N1 | 59 |
| A | 360 |
| L | 920 |
| A1 | 350 |
| H1 | 85 |
| H2 | 550 |
| J1 | 210 |
g
H13 | 155 |
g1
H13 | 145 |
t
(specifications) | M 36 |
S
(specifications) | M 36 |
Applicable components
Heart regulating ballBearing
Model | 22344 CAK |
Heart regulating ballBearing
Rated dynamic load Cr(N) | 2350000 |
Adapter sleeve
Model | H 2344 |
describe
SD 644 Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
