Dixon® Internally Expanded Permanent Coupling, Series: 520-H, 4 in Nominal, MNPT, Forged Brass, Domestic
Features
- Male has octagonal facets for tightening with a wrench
- The stem is expanded to nominal ID of hose for a rigid, uniform, full-flow area
- Couplings are pre-lubricated for assembly
- May also be used with Internally expanding permanent couplings scovill style
- Designed for internal expansion only
- Stems are machined from bar stock or solid brass forgings
- Recommended for discharge and suction service, commonly used in the transfer of fuel to homes, airplanes, ships and more
