MS17828-5 self-locking nut with 5/16-24 thread. Castellated design allows visual inspection of insert condition.MS17828-5 - Self-locking nut, 5/16-24 threadSKU: MS17828-5$1.00PriceMaterial*Alloy SteelFinish*Cadmium PlatedDrill Option*N/AQuantity*Add to CartSpecificationsMS17828-5Cross ReferencesMS17828-5Technical Details5/16-24ApplicationsMS17828 Locknuts