STEEL REDUCED HEIGHT LOCK NUT, 2-56
MS21042, Self Locking Jet Nut, Reduced Hex, Reduced Height
The MS21042 series nut is an all metal stop nut designed for use in high temperature installations up to 450 degrees F. MS21042 non-corrosive self locking nuts are fabricated from carbon steel per specification QQ-P-416C. Alternate part numbers NAS X02 to X6 (-) are dry film lube.
The MS21042-02 / NAS1291X02 all-metal stop nut is designed for use in high temp installations up to 450ºF. Fabricated from carbon steel per specification QQ-P-416C. Non-corrosive.
MATERIAL: carbon or alloy steel, heat treated
FINISH of MS21042-02: Cadmium plate per AMS-QQ-P-416, Type II, Class 2 and molybdenum disulfide dry film lubricant per AS5272, Type I.
NOTES: "C" and "W" dimensions apply after self-locking action. Unless otherwise specified, surface finish 125 microinches.
Sizes of MS21042-02 Lock Nut: -02 to -6 (L) dry film lube
Alt #: NAS X02 to X6 (-) dry film lube