MS17825-4 self-locking castellated nut with 1/4-28 thread. Combines nylon insert with castle nut design for redundant safety, 250°F rating.MS17825-4 - Self-locking castle nut, 1/4-28 threadSKU: MS17825-4$1.00PriceMaterialAlloy SteelFinishCadmium PlatedDrill OptionN/AQuantity*Add to CartSpecificationsMS17825-4Cross ReferencesMS17825-4Technical Details1/4-28ApplicationsMS17825 Self-Locking Castle Nuts