ProductLip Diameter (Inches)Overall Height (Inches)Mounting Stem (Inches)Lip Diameter (MM)Overall Height (MM)Mounting Stem (MM)CleatsBellows

B1-53-NBR

2.08in1.3in0.31in53mm33mm

B1-53-N-G14M

2.08in1.95in1/4" BSP53mm49mm1/4" BSP

B1-53-SIT

2.08in1.3in0.31in53mm

B1-53-SI-G14M

2.08in1.95in1/4" BSP53mm49mm1/4" BSP

B1-43-SIT

1.7in1.1in0.31in43mm28mm8mm

B1-43-SI-G14M

1.7in1/4" BSP43mm1/4" BSP

B1-43-NBR

1.7in1.1in0.31in43mm28mm8mm

B1-43-N-G14M

1.7in1/4" BSP43mm1/4" BSP

B1-33-NBR

1.3in1.1in0.31in33mm28mm8mm

B1-33-N-G18M

1.3in1/8" BSP33mm1/8" BSP

B1-33-SIT

1.3in1.1in0.31in33mm28mm8mm

B1-33-SI-G18M

1.3in1/8" BSP33mm1/8" BSP

B1-25-NBR

0.92in0.9in0.2in23.5mm23mm4mm

B1-25-NBR-M5

0.92inM5 Male23.5mmM5 Male

B1-25-SIT

0.92in0.9in0.2in23.5mm23mm4mm

B1-25-SIT-M5

0.92inM5 Male23.5mmM5 Male

B1-20-NBR

0.75in0.62in0.2in19mm16mm4mm

B1-20-NBR-M5

0.75inM5 Male19mmM5 Male

B1-20-SIT

0.75in0.62in0.2in19mm16mm4mm

B1-20-SIT-M5

0.75inM5 Male19mmM5 Male

B1-16-NBR-AV

0.63in0.75in0.2in16mm19mm4mm

B1-16-NBR-M5

0.63in1.1inM5 Male16mm28mmM5 Male

B1-16-SIT

0.63in0.75in0.2in16mm19mm4mm

B1-16-SIT-M5

0.63in1.1inM5 Male16mm28mmM5 Male

B1-14-NBR-M5

0.51inM5 Male13mmM5 Male

B1-14-SIT

0.51in0.6in0.15in13mm

B1-14-SIT-5M

0.51inM5 Male13mmM5 Male

B1-14-NBR

0.51in0.6in0.15in13mm

B1-11-NBR

0.45in0.6in0.2in11.4mm15mm4mm

B1-11-NBR-M5

0.45in0.98inM5 Male11.4mm25mmM5 Male

B1-11-SIT

0.45in0.6in0.2in11.4mm15mm4mm

B1-11-SIT-5M

0.45in0.98inM5 Male11.4mm25mmM5 Male