5/8-11 x 2-1/8 Inch Coarse Zinc Plated Grade 2 Hex Coupling Nut Oversized internal copper contacts will

Oversized internal copper contacts will carry up to 50 AMP currect loads

A coupling nut or coupler nut is an elongated nut used to join two threaded rods or bolts of the same or different diameters extending a connection or creating a longer threaded stud available in materials like steel and stainless steel with various finishes (zinc black oxide) for different environments featuring external hex shapes for easy wrenching

Designed for quickly disconnecting the battery from a vehicle's electrical system this Heavy-Duty Single-Pole Series 12 V Master Battery Disconnect Switch with Die-Cast Lever and Copper Contacts help prevent potential thermal events and ensures system shutdown during maintenance for the safety of service personnel

COUPLING NUT HDG 1/2-13X1-3/4

5/8-11 x 2-1/8 Inch Coarse Zinc Plated Grade 2 Hex Coupling Nut Oversized internal copper contacts willFrom cap screws to hitch pins we are a master distributor for fasteners of all types. Available in inch and metric sizes we are your single source solution. Additionally we offer both domestic and imported options for most fastener types.