8 mm.(3/4"-16)M - 1"NPTM 850 Bar Product description Adapter various applicationsConnections : 8 mm.(3/4"-16UNF) Type M male (hose) - 1"NPT maleDimensions : Hex 1-3/8" x 1.968" ( ± 50 mm.)Material : st. steelPart number : 20-019-025