ACME GASKETS There are four common ACME sizes used in the proapne gas industry. The gasket part numbers and sizes drawn to scale are shown below. Note: ACME sizes are the measure of the outside course ACME thread. The gaskets are obviously much small than the nominal ACME Size.
3-1/4” ACME Size A3194-8 2.844” X 2.125”
1-3/4” ACME Size A2697-20 1.344” X 0.937”
2-1/4” ACME Size A3184-8 1.812” X 1.406”
1-1/4” ACME Size A2797-20 0.906” X 0.531”
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