Suction plate (round), universal, for smooth and slightly rough surfaces

Size250
Suction cup materialNitrile rubber NBR
Material hardness [Shore A]55 Shore A
ConnectionG1/2"-F
SPU 250 NBR-55 G1/2-IG TV
Attribute Value
d 34 mm
d2 203 mm
Dmax(S) 265 mm
Ds 250 mm
G1 G1/2"-F
G2 G1/2"-M
G3 G3/8"-F
H 25 mm
H1 65.50 mm
L2 76 mm
LG1 13.50 mm
LG2 39 mm
LG3 12 mm
Z (Stroke) 7 mm
Attribute Value
Suction force (-600mbar) 2650 N
Suction force d2 1940 N
Volume 371 cm³
Curve radius (min) (convex) 2200 mm
Hose diameter (empf.) d 12 mm
Size 250
Suction cup material Nitrile rubber NBR
Material hardness [Shore A] 55 Shore A
Weight 1400 g
Number of folds 0
Product family SPU

Ordering information: SPU 250 NBR-55 G1/2-IG TV

Suction plate SPU (sealing ring + support plate) is delivered assembled. The assembly consists of:

  • Sealing ring of type DR-SPU – elastomer part, available in various diameters
  • Aluminum support plate, available with various threads
  • Optional product addition: touch valve, steep sealing lip, peeling insert


Available spare parts: sealing ring DR-SPU, touch valve TV