3 in Hose Inside Dia., 3 1/2 in Hose Outside Dia., Composite Petroleum Hose - 52EE67|CXGG300-10NN - Grainger
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U.S. Hose GG Composite 4 in. 200 PSI Oil Hose Assemblies w/ Male NPT Ends - John M. Ellsworth Co. Inc.
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