RUBBER |
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| Specification | Durometer (±5) |
Polymer | Temperature (°F) |
Description |
| ZZ-R-765E Classes 1a, 1b, 2a, 2b Grade 40 |
40 |
Silicone | -103 to 437 |
Resists low and high temps, low compression set |
| Classes 1a, 1b, 2a, 2b Grade 50 |
50 |
Silicone | -103 to 437 |
Resists low and high temps, low compression set |
| Classes 1a, 1b Grade 70 |
70 |
Silicone | -103 to 437 |
Resists low temps, low compression set |
| Classes 2a, 2b Grade 70 |
70 |
Silicone | -80 to 437 |
Resists high temps, low compression set |
| Classes 2a, 2b Grade 80 |
80 |
Silicone | -80 to 437 |
Resists high temps, low compression set |
| MIL-G-1149C Type I, Class 1 |
50 |
Chloroprene |
-20 to 212 |
Gasket materials, synthetic |
| Type II, Class 2 | 70 |
Styrene Butadiene | -20 to 212 |
Gasket materials, synthetic |
| MIL-R-3533B Type I, Grade B |
70 |
Nitrile | -20 to 158 |
Synthetic rubber sheets, strips, and molded shapes |
| MIL-P-5315B | 70 |
Nitrile | -65 to 160 |
O-ring; resists hydrocarbon fuels (jet fuels) |
| MIL-P-5510C | 90 |
Nitrile | -45 to 160 |
Gasket, straight thread tube fitting boss |
| MIL-R-6855D Class 1, Grade 60 |
60 |
Nitrile | -65 to 212 |
Synthetic rubber sheets, strips, molded, or extruded; resists fuel, petroleum oil |
| Type B, Class 2 Grade 70 |
70 |
Chloroprene | -65 to 212 |
Synthetic rubber sheets, strips, molded, or extruded; resists petroleum oil, weather, ozone |
| MIL-R-7362D Types I, II |
-- |
-- |
-65 to 275 |
Sheet, molded, and extruded; resists synthetic oil (di-ester base lubricant) |
| MIL-G-21569B Class 1 |
70 |
Nitrile | Room Temp to 194 |
Gasket, cylinder liner seal, synthetic |
| Class 2 | 70 |
Silicone | Room Temp to 194 |
Gasket, cylinder liner seal, synthetic |
| MIL-P-25732C | 75 |
Nitrile | -65 to 275 |
Preformed packing, resists petroleum hydraulic fluid |
| MIL-R-25988 Type I, Class 1 Grade 60 |
60 |
Fluorosilicone | -90 to 350 |
Resists oil, fuel, air, hydraulic fluid |
| Grade 70 | 70 |
Fluorosilicone | -- |
Resists oil, fuel |
| Grade 80 | 80 |
Fluorosilicone | -- |
Resists oil, fuel |
| Type I, Class 3 Grade 75 |
75 |
Fluorosilicone |
-- |
Resists oil, fuel |
| MIL-P-82744 | 80 |
Ethylene Propylene | -65 to 250 |
Preformed packing, otto fuel compatible |
| MIL-R-83248C Type I, Class 1 |
75 |
Fluorocarbon |
-15 to 400 |
Resists high temperature fluids and compression set |
Class 2 |
90 |
Fluorocarbon | -15 to 400 |
Resists high temp fluids and compression set |
| MIL-R-83485 Grade 80 |
75 |
Fluorocarbon | -- |
Improved low temperature performance |
| MIL-P-83461B | 75 |
Nitrile | -65 to 275 |
Preformed packing, resists petroleum hydraulic fluid |