Oil seal 25x45x7 mm BA (A)

Shaft sealing ring 25x45x7 mm The BA shaft sealing ring is made entirely of NBR elastomer on the outside, one sealing lip (without dust lip) BA (A).Shaft sealing rings (WDR) are seals that are used to seal machine housings against the environment at exiting elements (usually shafts or push rods).e most common shaft sealing rings are standardized in Germany in the DIN standard DIN 3760. Price per pc.