Nominal tooth dimensions  (mm)

Type

ZA

ZB

ZH

YH

ZR

YR

ZS

YS

Pitch P_b

9.525

9.525

9.525

8.00

9.525

8.00

9.525

8.00

Tooth height h_t

1.91

2.29

3.50

3.04

3.20

2.00

3.53

2.95

Belt height hs

4.10

4.50

5.50

5.20

5.40

5.10

5.70

5.20

Type

ZAS

ZBS

S8MYU

FS

MY

MR

RU

ZLB

Pitch P_b

9.525

9.525

8.00

9.525

8.00

9.525

9.525

9.525

Tooth height h_t

2.32

2.76

3.05

3.05

3.06

3.54

3.41

2.70

Belt height hs

4.64

5.06

5.30

5.35

5.21

5.69

5.40

5.05