Description
This rotary shaft seal has an internal diameter of 50 mm, an external diameter of 68 mm and a 10 mm width. It is used to seal rotating machine components.
This seal consists of an NBR part with an external reinforcement plate and a worm spring made of spring steel. The plate is pressed in slightly during installation. To ensure a seal at the outer casing, tighter tolerances of the hole in the housing are required. Suitable for a shaft circumferential speed of up to 14 m/s.
Pros:
- Suitable for temperatures from -30 to 100°C (-22 to 212°F)
- Provided with a dust lip for protection from dirt and corrosion

![NBR Design BS Rotary Shaft Seal 50x68x10mm [5 Pieces]](https://www.toolsbunker.com/wp-content/uploads/2026/09/wedi.c41191f1_69c92cd6-29a1-4636-a0b0-5b1bb02dccaa.jpg)







![NBR Design B Rotary Shaft Seal 44x58x7mm [5 Pieces]](https://www.toolsbunker.com/wp-content/uploads/2026/09/wedi.c41191f1_70a4cfe5-8378-439d-aad7-a5bb176c923a.jpg)