SPB4 30 SI-55 G1/8-AG

Part no.:

Bellows suction cup (round) for very uneven workpieces

Suction cup materialSilicone SI
Material hardness [Shore A]55 Shore A
Thread G1G1/8"-M
Number of folds4.5
SPB4 30 SI-55 G1/8-AG
Attribute Value
d2 17 mm
dn 4 mm
Dmax(S) 31.50 mm
Ds 30.20 mm
G1 G1/8"-M
H 59.50 mm
LG1 7.50 mm
SW1 22 mm
Z (Stroke) 20 mm
Attribute Value
Suction force (-600mbar) 16 N
Pull-off force 22 N
Volume 15.61 cm³
Hose diameter (rec.) d 9 mm
Number of folds 4.50
Suction cup material Silicone SI
Material hardness [Shore A] 55 Shore A
Size 30
Weight 27 g
Product family SPB4
The matching documentation for this product is available in this section.



The documentation is also fully available in English.



Ordering information: SPB4 30 SI-55 G1/8-AG

Suction cup SPB4 (elastomer part + connection element) is delivered assembled. The assembly consists of:

  • Suction cup of type SPB4 – elastomer part, available in various diameters
  • Connection element of type SC – available with various threads


Available spare parts: suction cup SPB4, connection element (Schmalz-Connector)

Available accessories: filter screen (sieve, round), hose clamp, pad insert