Page 19 - Parker - General Technical

4300 Catalog General Technical

O-Ring Material Selection M
Return
To
Standard O-Rings supplied with Parker tube fittings and O-Rings for other than normal hydraulic media or Index
adapters are 90 durometer hard nitrile (Buna-N) Parker higher temperature applications can be selected from
compound #N0552 or similar. These O-Rings are well suited the following chart. The chart should be used only as
for most industrial hydraulic and pneumatic systems. They a general guide. Before making final selection for a
have high extrusion resistance making them suitable for very given application, it is recommended that appropriate
high pressure static applications. Optional high temperature tests be conducted to assure compatibility with the fluid,
fluorocarbon, Parker compound #V0894, is also available temperature, pressure and other environmental conditions.
for higher temperature specifications.
For fluids not shown in the chart, please contact the Tube
Fittings Division or Parker Seal Group.

Temperature Abbreviated Parker No. SAE J515 Shore
Recommended for Range Not Recommended For Polymer Name Compound Color Type Hardness
Ketones, skydrol fluids, amines (VDMH),
anhydrous ammonia, low molecular weight
Acids -15° to 400°F Fluorocarbon FKM 5) or FPM V0747 Black —— 75
esters and ethers, hot hydroflouric or
chlorosulfuric acids
Ketones, skydrol fluids, amines (VDMH),
anhydrous ammonia, low molecular weight
5)
Acids -15° to 400°F Fluorocarbon FKM or FPM V0884 Brown 1) —— 75
esters and ethers, hot hydroflouric or
chlorosulfuric acids
Ketones, skydrol fluids, amines (VDMH),
anhydrous ammonia, low molecular weight
1) 5)
Acids -15° to 400°F Fluorocarbon FKM 5) or FPM V0894 Brown , HK 4) 90 6)
esters and ethers, hot hydroflouric or
chlorosulfuric acids
Phosphate ester base hydraulic fluids,
automotive brake fluids, strong acids,
Air -30° to 250° Nitrile-Butadiene NBR N0674 Black —— 70
ozone, freons, ketones, halogenergated
hydrocarbons and methonal
Phosphate ester base hydraulic fluids,
automotive brake fluids, strong acids,
Air -30° to 250°F Nitrile-Butadiene NBR N0552 Black CH 2) 90 6)
ozone, freons, ketones, halogenergated
hydrocarbons and methonal
Phosphate ester base hydraulic fluids,
automotive brake fluids, strong acids,
Air -30° to 275°F Nitrile-Butadiene NBR N1059 Black CH 2) 90
ozone, freons, ketones, halogenergated
hydrocarbons and methonal
Phosphate ester base hydraulic fluids,
automotive brake fluids, strong acids,
Air -65° to 225° Nitrile-Butadiene NBR N0103 Black —— 70
ozone, freons, ketones, halogenergated
hydrocarbons and methonal
Petroleum based oils and di-ester Ethylene-Pro-
Alcohols -65° to 225°F EPDM E0540 Black CA 3) 80
base lubricants pylene
Petroleum based oils and di-ester Ethylene-Pro-
Alcohols -65° to 225°F EPDM E0893 Purple 1) CA 3) 80
base lubricants pylene
Automotive -65° to 225°F Petroleum based oils and di-ester Ethylene-Pro- EPDM E0540 Black CA 3) 80
brake fluids base lubricants pylene
Automotive Petroleum based oils and di-ester Ethylene-Pro- 3))
brake fluids -65° to 225°F base lubricants pylene EPDM E0893 Purple 1) CA 80
C02 Climate Petroleum based oils and di-ester Ethylene-Pro-
control systems -65° to 225°F base lubricants pylene EPDM E0962 Black —— 90
Phosphate ester base hydraulic fluids,
automotive brake fluids, strong acids,
CNG Applications -65° to 225°F Nitrile-Butadiene NBR N0756 Black —— 75 6)
ozone, freons, ketones, halogenergated
hydrocarbons and methonal
Ketones, skydrol fluids, amines (VDMH),
Di-ester base anhydrous ammonia, low molecular weight
lubricants -15° to 400°F esters and ethers, hot hydroflouric or Fluorocarbon FKM 5) or FPM V0747 Black —— 75
chlorosulfuric acids
Ketones, skydrol fluids, amines (VDMH),
Di-ester base -15° to 400°F anhydrous ammonia, low molecular weight Fluorocarbon FKM or FPM V0884 Brown 1) —— 75
5)
lubricants esters and ethers, hot hydroflouric or
chlorosulfuric acids
Ketones, skydrol fluids, amines (VDMH),
Di-ester base -15° to 400°F anhydrous ammonia, low molecular weight Fluorocarbon FKM or FPM V0894 Brown , HK 4) 90 6)
5)
1) 5)
lubricants esters and ethers, hot hydroflouric or
chlorosulfuric acids
Dilute acids and -65° to 275°F Petroleum based oils and di-ester Ethylene-Pro- EPDM E0540 Black CA 3) 80
alkalis base lubricants pylene
Dilute acids and -65° to 275°F Petroleum based oils and di-ester Ethylene-Pro- EPDM E0893 Purple 1) CA 3) 80
alkalis base lubricants pylene
Most petroleum fluids, ketones, water
Dry heat (air to 400°F) -65° to 450°F Silicone Si S0604 Rust 1) —— 70
and steam
Phosphate ester base hydraulic fluids,
Ethylene glycol -30° to 250° automotive brake fluids, strong acids, Nitrile-Butadiene NBR N0674 Black —— 70
base fluids ozone, freons, ketones, halogenergated
hydrocarbons and methonal
Table T14 — Electromotive
or Galvanic Series for Metals Dimensions and pressures for reference only, subject to change.
T19 Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
http://www.parker.com/tfd