Check the bottom of this chart for an explanation of the codes

CHEMICAL
F
C
A
C*

JP-3,4,5,6, or x

c

c

KEl-F Liquids

n

n

Kerosene

c

n

c

n

Lacquer (MEK Solvent)

n

Lacquer thinner

n

Lead Acetate, Liquid

n

Lead, molten

n

Lead Nitrate

c

Lead Oxide

n

n

Lme Bleach

c

Liquid Oxygen

n

n

c

Liquor, Pulp mill

c

Liquor, Steep

c

Liquor, Sulphate

c

Lithium Hydroxide

n

n

Lye

n

Manganese

n

n

Magnesium Hydroxide

c

Maleic Hydrazide

c

Marsh gas (Methane)

n

Marsh, with solvent

n

Mayonnaise

n

Melamine Resins

n

Mercaptan

n

Mercaptobenzothiazole (MBT)

n

n

Mesityl Oxide (Ketone)

n

n

Methacrylic Acid

c

Methane (marsh gas)

n

Methyl Acetate

n

Methyl Acrylate

n

Methy Butyl Ketone

n

Methyl Chloride

n

Methyl Chloroform

n

Methyl Cyclopentane

n

Methyl Dichloride

n

Methyl Ether

n

Metyl Ethyl Ketone (MEK)

n

n

Methyl Formate

n

Methyl Isobutyl Ketone (MIBK)

n

n

Methyl Isopropyl Ketone

n

Methyl Salicylate

n

Methylene Chloride (Dichloromethane)

n

c

Methylene Dichloride

n

MIL-23699 Lubricants

n

n

MIL-L-7808 Lubricants

n

n

Monobromobenzene

c

Monochlorobenzene

n

Monomethyl Hydrazine

c

c

Naphthalene

n

c

Nickel Acetate

n

Nitric Acid Fuming

c

c

n

Nitric Acid 98%

c

c

Nitric Acid 20%

c

c

Nitro Chloroform

c

Nitro Ethane

n

c

Nitro Methane

n

Nitro Propane

c

c

Nitrogen Tetroxide

n

c

NMP

c

Oil, Kerosene

c

Oleic Acid

n

n

Oleum

n

Orthodichloro Benzene

c

OS 45 type IV

n

Oxygen, liquid

n

n

c

Ozone

c

Para-Al-Ketone

n

n

Paracymene

c

Para-Dichlorobenzene

c

n

Penicillin, Liquid

n

Pentaerythritol

n

n

Perchlorethylene

n

Perchloric Acid

c

Peroxide Of Hydrogen, cold >90%

n

Petroleum Ether

n

Phenol Formaldehyde Mix

c

Phosphate Tributyl

n

Photographic Developers

c

Phthalate Dibutyl

c

Phthalate Dioctyl

c

Phthalic Esters

n

Phthalic Anhydride (Anhydrous)

c

n

n

Pickiling Solution

n

n

Pineridine

c

Polyphenyl Ether

n

Poly Vinyl Acetate

n

Potassium Hydroxide

c

Potassium Perfluoro Acetate

n

Propiolactone, beta 70°F

c

Propionaldehyde

n

Popylene Glycol

n

n

Propylene Oxide

n

Pydraul 230C, 312C & 540C

c

c

Pydraul 29ELT, 30E, 50E, 65E & 90E

c

c

Pydraul 10E

c

c

Pydraul 115E

c

c

Pyridine

c

Pyridine opil

c

F = Fluoraz
C = Chemraz
A = Aflas
C* = White Chemraz

n = Not suitable for either a dynamic or static O-ring. In some cases it was given this rating if field experience proved the published information was not correct.
c = Caution. It could be suitable for static service but not dynamic applications.

Link to super rubber compounds 10-6

For information about my CD with over 600 Seal & Pump Subjects explained, click here  

 Link to Mc Nally home page www.mcnallyinstitute.com