AMS 7259 / Mil-R-83248 CL 2 Viton O-Rings

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AMS 7259, Mil-R-83248 CL 2, AMS7279, Dwgs AS3581, M83248/2, MS9970


Aerospace Material Specification 7259, also called AMS 7259, can exhibit exceptional resistance to heat, aging, weather, ozone, oxygen, and sunlight, as well as to a broad range of fuels, solvents, and chemicals. AMS 7259 O-Rings are similar to AMS 7276 but have a higher durometer hardness.


We carry custom, standard and metric viton oring sizes. Our oring chart provides sizing information for standard inch sizes while metric viton orings are also available in thousands of cross section and diameter combinations. Viton o-ring kits, gaskets and cord are also sold and custom manufactured here.



General Attributes

  • Excellent heat resistance
  • Excellent resistance to engine oils
  • Low compression set
  • Good fuel resistance
  • Excellent ozone and weather resistance

Common Applications:

  • Engine Oil Seals
  • Fuel Systems
  • High Temperature seals
  • Petrochemical Systems




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Viton O-Rings


For a viton oring chart showing 400 plus standard sizes with ID, OD and cross section dimensions.


O-Ring Sizing Chart

 

 

viton o-rings   viton o-ring kit   viton o-ring sizes

 


Fluorocarbon Types and Typical Properties

FKM, Viton Material FKM, Viton Specifications Duro Shore A (+/-5) Key Characteristics Avg Temp Ranges Typical Data Sheet
AMS7259 AMS 7259, Mil-R-83248 CL 2, AMS7279, Dwgs AS3581, M83248/2, MS9970 90 Meets AMS7259. Similar to AMS7276 above except in 90-durometer hardness. -13° - 392° F AMS7259 Viton
DISCLAIMER: The information contained here is for reference only. It is believed to be reliable, but no representations, guarantees or warranties of any kind are made to it's accuracy or suitability for any particular purpose. It is recommended that users conduct their own evaluations for the intended application.


Additional compound information and references

Designations: Trade Names Common Parker Compounds
ASTM D1418: FKM
ISO 1629: FPM
ASTM D2000: HK
VITON ®, FLUOREL ®
TECHNOFLON ®, DAI-EL ®
V0747-75: AMS-R-83248 TY 1 CL 1
V1164-75: AMS-R-83248 TY 1 CL 1
V0884-75: General Purpose, Brown Viton
     
Chemical Guide Recommended Shelf Life O-Ring Sizing
Chemical Compatibility Guide Mil-HDBK-695D O-Ring Sizing Chart
     
DISCLAIMER: The information contained here is for reference only. It is believed to be reliable, but no representations, guarantees or warranties of any kind are made to it's accuracy or suitability for any particular purpose. It is recommended that users conduct their own evaluations for the intended application.



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Viton is a registered trademark of DuPont Dow Elastomers


Anchor Rubber Products
152 Rockwell Rd • Newington, CT 06111
Tel: 860-667-2628 • Fax 860-667-3059
sales@anchorrubber.com
© 2018 Anchor Rubber Products, LLC
Newington, CT USA
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