Stainless Steel Nuts A2 & A4. All types
Stainless Steel Nuts A2 (304) & A4 (316). Full Nuts, Nyloc Nuts, Lock Nuts, Dome Nuts, Wing Nuts, Shear Nuts & Aerotight Self Locking Nuts. Using A4 nuts on A2 fasteners usually prevents Galling. Galling occasionally happens when A2 grade nuts are tightened onto A2 male threaded fasteners. The nuts can become seized and impossible to remove. Use the AG-90 Anti-Galling lubricant to solve this problem.