Model: B1FUD (DIN3760 B type)
Material: Simrit 72 NBR 902

1 Features
Cylindrical: metal skeleton
Spring-loaded sealing lip
Vice lip of the dust
Molded edge finishing, mechanical deburring.
2 Materials

Simrit 72 NBR 902:
Simrit72 NBR902: nitrile rubber with a hardness of 72 Shore A
The metal skeleton: DIN1624 low carbon steel
Spring: 17223 spring steel
3 operating conditions

Medium: mineral oils, synthetic oils, greases and
T: -40 ° C to +100 ° C short-term up to +120 ° C
v: see sample 4
p: 0.02 MPa (0.2 bar), the maximum permissible value and other operating conditions.

4 Benefits

Widely used in various fields of industry
Metal the cylindrical seal ring installed in the bore particularly strong and precise, the cylindrical sealing low viscosity and gases.
Installation quit sealant is recommended in the outer coating.
Cavity and machining standard

Axis: Tolerance: ISO h 11
    Concentricity: IT 8
    Roughness R a = 0,2 - 0,8 m
        R z = 1,0 - 5,0 μm
        R max = <6,3 μm
    Hardness: 45-60 HRC
    Finish: None to the state, it is best to use horizontal feed grinding
Cavity: Tolerance: ISO H8
    Roughness: R z = 6,3 - 16 μm

6 Install
Required by DIN3760, careful installation is a prerequisite to ensure good seals

Shaft ¢ D1 size range
B1FUD: 6mm ~ 190mm
B1FUDSL: 15mm ~ 125mm
See the table of products from 25

* Synthetic oil (poly (alkyl file glycol) / poly alpha-ene light), the maximum operating temperature should not exceed 80 ℃.