Coupling Nuts, Material: Stainless Steel , Thread Size: 1/2"-13 , Thread Direction: Right Hand , Material Grade: 316 MPN:FB3CP1213P3

Coupling Nuts, made of stainless steel & engineered for 1/2-13 threads both ways, feature an NL-19 finish that reduces friction for smoother assembly, while their .625 width across flats provides compact installation in tight spaces. They're ideal in harsh environments where rust resistance & chemical attack resistance is essential like marine applications or acidic atmospheres; automotive use cases demand consistent torque; and general fabrication works requiring strength & durability without compromising on space.