3/4 x 3/4' Steel Locking Sleeve ISO 'B' Coupler -
These couplings allow for bidirectional flow, feature poppet style valves, and have Type 304 Stainless Steel balls, retaining rings, and springs to maximize service life. All carbon steel couplings are hardened and zinc-plated to provide heavy duty performance. Greenline Industrial Fitting Catalog. Greenline Quick Coupling Interchange Chart.
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