 (Click image for a larger view) | MS21042 Hex Nut (Lubed) These are the same as MS21042- but have a dry film lube (dark grey). The MS21042 all-metal stop nuts are designed for use in high temp installations (up to 450°F). MS21042 nuts are shorter than the AN363 nut but develop the same tensile strength. Fabricated from carbon steel & cadmium plated per specification QQ-P-416C. |