The wishlist name can't be left blank
This website requires cookies to provide all of its features. By using our website, you agree to our use of cookies - Learn more - Accept
Your web browser (Internet Explorer) is no longer supported
Update browser More information
My Cart 0
quality
quality Approved & certified
service
service 24x7 The foundation of our service
flexible
flexible Also custom made seals
support
+31 (0)38 - 30 32 700

Do you want to order for the first time?

Request a Login

Already a customer?

Click here to sign in

Oil seal OS-C12

1 Item

per page
Set Descending Direction
  1. Oil Seal NBR Type: OS-C12
    Dimensions: 45 x 55 x 4
    Part number: 312207
    Delivery time: ± 16 weeks
    More Details

1 Item

per page
Set Descending Direction

OS-C12


Description


  • Metal OD + reinforcement cap
  • Non-spring-loaded sealing lip


Special features


  • Non-spring-loaded lip design for secondary sealing jobs e.g., grease sealing
  • Low friction
  • Compact design
  • Little installation space
  • Firm and exact fi t inside the housing
  • Be careful when using the product in connection with light metal housings, housings with increased surface roughness and applications with overpressure: Apply sealing aid to the outside diameter if necessary. A version with outside diameter coated with bore sealant is available on request.


Applications e.g.:


  • Secondary sealing jobs
  • Mechanical and apparatus engineering
  • Drive systems
  • Electric motors


Materials


Standard material


Elastomer NBR 70 black
Metal case Carbon steel according to DIN EN 10139 


Speciale materialen


Elastomer FKM
Silicon
ACM
HNBR
CR
EPDM
Spring Stainless steel 1.4301
Metal case Stainless steel 1.4301



Application parameters


For the standard materials combination

Temperature  -40°C to +100°C                                                                                           
Pressure depressurized
Shaft speed max. 6 m/s , acc. to chart
„Operating parameters for rotary shaft seals“
Media Mineral oil based lubricants, synthetic lubricants


When synthetic lubricants are used for which there is no empirical experience, test the compatibility in the laboratory or - better even - in practical trials. The operating temperature should not exceed 80°C.



Design information


Shaft

Tolerance ISO h11
Hardness min. 45 HRC
Roughness Ra = 0,2 - 0,8 μm
Rz 1-5 μm 
Rmax ≤ 6,3 μm
Surface finish free of orientation (lead free)


Housing bore

Tolerance ISO H8
Roughness Ra = 0,8 - 3,2 μm 
Rz = 6,3 - 16 μm 
Rmax ≤ 16 μm


Installation


Please read our installation instructions.

Loading