Choose from our selection of MS 21042 hex nuts, including medium-strength steel hex nuts, stainless steel hex nuts, and more. Same and Next Day Delivery.

Nuts have a flange that distributes pressure evenly across the mounting surface without the need for a separate washer. They are ideal for securing screws in oversized or irregularly shaped holes since the flange covers a larger area than standard nuts. Also known as collar nuts.

Self-Locking Extended Washer Nut in Nuts. Thread: 10-32, reduced hexagon, reduced height, cad plated steel, no dry film lube, MS21042 series nut

Choose from our selection of MS 21042-4 hex nuts, including medium-strength steel hex nuts, stainless steel hex nuts, and more. Same and Next Day Delivery.

Military Standard MS21042-5 Steel Nut, Self-Locking, Extended Washer, Hexagon - 5/Pack >

Self-Locking Extended Washer Nut in Nuts. Thread: 10-32, reduced hexagon, reduced height, cad plated steel, no dry film lube, MS21042 series nut

Some versions of the NAS1291 lock-nut have been superseded by NASM21042/MS21042 and NASM21043/MS21043 series. The MS21042 series (superseded by NASM21042 series) are all-metal hexagon reduced height self-locking nuts, rated at 160,000 psi tensile strength, made of cadmium plated steel.

Nut - 10-32 Thread, Self-Locking Nut, 450°,, Reduced Hexagon, Reduced Height, Cad-Plated Steel, Dry Film Lubricated

MS21042-4 | NUT : Quality parts for Beechcraft, Cessna and Hawker aircraft with same day shipping and worldwide distribution centers