Function and Applications
Rubber stopper to DIN 12871 with 1 hole 7 mm and 1
hole 12 mm.

Equipment and technical data


of elastic natural rubber

good resistance opposite acids and bases

color: red

lower diameter: 26 mm

upper diameter: 32 mm

height: 30 mm

diameter of the hole: 7 mm and 12 mm

fitting for:



test-tubes 30 x 200 mm

devices with standardised conical socket SB 29