Key

B5

Center bore diameter

C5

Flange thickness

D1

Coupling bore diameter

E5

Hole circle diameter

F5

Centering depth

G2

Gear unit input end flange diameter

G5

Adapter flange diameter

I2

Maximum insertion depth in adapter

L1

Shaft end length (motor)

L5

Shaft collar length to flange surface

S5

Tapped hole

T1

Keyway depth

U1

Keyway width

Z5

Adapter length