| Technical Information |
| 'O' Ring Guide |
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| The appropriate selection of 'O' Ring material is important. Failure to select the correct material may lead to a shortened service life or, in an extreme case, seal failure. |
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| The following table is offered as a guide only, the information is not intended to be comprehensive. Operating conditions, temperature and fluid combinations should be taken into account when selecting the material. For specific application advice please consult the factory. |
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| 'N' |
Nitrlle
(Buna N)
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-40°C to + 135°C
-40°F to + 275°F
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Mineral Based Hydraulic Oils & Greases
Engine Oils SAE 10 to 50 & Multigrades
Pneumatics
Cold Water
Silicone Oils & Greases
Ethytene Glycol Based Fluids (Anti-Freeze)
Di-Ester Based Lubricants
Gasoline
Nitrous Oxide |
Brake Fluid
Phosphate Ester Hydraulic Fluids
Ketones (Acetone) |
| 'V' |
Flurocarbon |
-25°C to + 250°C
-13°F to + 482°F |
Mineral Based Hydraulic Oils & Greases
Engine Oils SAE 10 to 50 & Multi-Grades
Pneumatics
Di-Ester Based Lubricants
Phosphate Ester Hydraulic Fluids
Silicate Ester Base Lubricants
Silicone Oils & Greases
Gasoline
Aviation Fuels
High Temperature Air |
Brake Fluid
Ketones (Acetone) |
| 'EP' |
Ethylene
Propylene |
-54°C to + 135°C
-65°F to + 275°F |
Brake Fluid
Water (Hot & Cold)
Phosphate Ester Hydraulic Fluids
Methanol
Nitromethane
Nitrous Oxide
Ketones (Acetone) |
Petroleum Oils
Di-Ester Base Lubricants |
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| Pressure Units Cross Reference Chart |
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| 1 |
0.068 |
2.310 |
27.720 |
0.70 |
0.703 |
2.043 |
51.884 |
5.188 |
0.069 |
68.947 |
6.895 |
| 14.696 |
1 |
33.959 |
407.513 |
1.033 |
10.351 |
30.019 |
762.483 |
76.248 |
1.013 |
1013.25 |
101.325 |
| 0.433 |
0.029 |
1 |
12.000 |
0.030 |
0.304 |
0.884 |
22.453 |
2.245 |
0.030 |
29.837 |
2.984 |
| 0.036 |
0.003 |
0.083 |
1 |
0.003 |
0.025 |
0.074 |
1.871 |
0.187 |
0.030 |
2.486 |
0.249 |
| 14.223 |
0.968 |
32.867 |
394.408 |
1 |
10.018 |
29.054 |
737.962 |
73.796 |
0.981 |
980.665 |
98.066 |
| 1.422 |
0.097 |
3.287 |
39.370 |
0.099 |
1 |
2.905 |
73.796 |
7.379 |
0.098 |
98.066 |
9.807 |
| 0.489 |
0.033 |
1.131 |
13.575 |
0.034 |
0.344 |
1 |
25.400 |
2.540 |
0.034 |
33.753 |
3.375 |
| 0.019 |
0.001 |
0.045 |
0.534 |
0.001 |
0.013 |
0.039 |
1 |
0.100 |
0.001 |
1.333 |
0.133 |
| 0.193 |
0.013 |
0.445 |
5.340 |
0.014 |
0.136 |
0.395 |
10.326 |
1 |
0.013 |
13.333 |
1.328 |
| 14.503 |
0.987 |
33.514 |
402.164 |
1.020 |
10.196 |
29.626 |
752.472 |
75.251 |
1 |
1000.0 |
100.00 |
| 0.014 |
0.001 |
0.033 |
0.402 |
0.001 |
0.010 |
0.030 |
0.753 |
0.075 |
0.001 |
1 |
0.100 |
| 0.145 |
0.010 |
0.335 |
4.021 |
0.010 |
0.102 |
0.296 |
7.525 |
0.753 |
0.010 |
10.000 |
1 |
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