Nitrile / Buna-N O-rings
NBR: the general-purpose choice for petroleum oils, hydraulic fluid and water; weak in ozone/UV and ketones.
Fluid compatibility summary (Nitrile column, 2,088 media)
| 1 · Satisfactory | 560 |
|---|---|
| 2 · Minor to moderate effect | 367 |
| 3 · Moderate to severe | 550 |
| 4 · Not recommended | 333 |
| No data | 278 |
Room-temperature screening ratings from a published industry chart. Confirm compound and conditions.
Examples rated 1
Acetamide, Acetylene, Adipic Acid, Aero Lubriplate, Aero Shell 17 Grease, Aero Shell IAC, Alkanes (Paraffin Hydrocarbons), Alkanesulfonic Acid, Alkyl Alcohol, Alkyl Amine, Alkyl Aryl Sulfonates, Alkyl Aryl Sulfonics, Alkylnaphthalene Sulfonic Acid, Aluminum Bromide, Aluminum Chloride, Aluminum Fluoride, Aluminum Linoleate, Aluminum Nitrate, Aluminum Phosphate, Aluminum Salts, Aluminum Sulfate, Alums-NH3 -Cr -K, Ambrex 33 (Mobil), Ambrex 830 (Mobil)
Examples rated 4
Acetic Acid, Hot, High Pressure, Acetone, Acetophenone, Acetyl Acetone, Acetyl Bromide, Acetyl Chloride, Acetylene Tetrabromide, Acetylene Tetrachloride, Acrylonitrile, Aerosafe 2300, Aerosafe 2300W, Air, 300 - 400° F, Air, 400 - 500° F, Alkazene, Amines-Mixed, Ammonia, Gas, Hot, Ammonium Carbonate, Ammonium Hydroxide, Concentrated, Ammonium Persulfate 10%, Ammonium Persulfate Solution, Amyl Chloronaphthalene, Amyl Naphthalene, Aniline, Aniline Dyes
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