Model: BAU
Type: DIN3760 A type
Material: Simrit 72 NBR 902

1. Features
Cylindrical: Rubber
Spring-loaded sealing lip
Common edge seal lip shape, the front surface machining dressing

2. Materials
Simrit 72 NBR 902:
Hardness of 72 Shore A NBR
Metal skeleton: DIN1624 low-carbon steel
Spring: DIN17223 spring steel

3. Operating conditions
  Media: mineral oils, synthetic oils, grease
T: -40 ℃ ~ + 100 ℃ short-term up to + 120 ℃
v: See the sample diagram on page 4
p: to 0.05MPa (0.5bar) maximum permissible value of other operating conditions

4. Advantages
Widely used in various industrial fields
Reliable seal cavity, even rough, Japan combined thermal expansion cavity can be reliably sealed.
Suitable for sealing low viscosity media and gases

5. cavity and machining standards
Axis: Tolerance: ISO h 11
    Concentricity: IT 8
    Roughness R a = 0,2 - 0,8 μm
        R z = 1,0 - 5,0 μm
        R max = <6,3 μm
    Hardness: 45-60 HRC
    Finish: no to the state, preferably with a cross feed grinding
Cavity: Tolerance: ISO H8
    Roughness: R z = 10 - 25 μm

6. Install
Press DIN3760 regulations, careful installation is to ensure a good seal function prerequisite
¢ d1 shaft diameter size range
BAU: 6mm ~ 500mm
BAUSL: 15mm ~ 300mm
BA: 4mm ~ 600mm
BASL: 8mm ~ 230mm