Coupling Nut Material

Imperial Coupling Nuts

Zinc Plated Medium Strength Grade 5

Zinc Plated Grade 5

Medium-strength Grade 5 steel coupling nut caps with zinc plating for standard corrosion protection.

Zinc Plated High Strength Grade 8

Zinc Plated Grade 8

High-strength Grade 8 steel coupling nut caps with zinc plating for enhanced durability and corrosion resistance.

304 Stainless Steel

304 Stainless Steel

304 stainless steel coupling nut caps for excellent corrosion resistance in most environments.

Metric Coupling Nuts

Zinc Plated Medium Strength Grade 8.8

Zinc Plated Grade 8.8

Medium-strength Grade 8.8 steel coupling nut caps with zinc plating for reliable corrosion protection.

A2 Stainless Steel

A2 Stainless Steel

A2 stainless steel coupling nut caps for standard corrosion resistance in everyday applications.