Bulk Regular Split Lock Washers – Carbon Thru-Hardened, Made in USA – Monster Bolts 440138 these flat washers offer exceptional

these flat washers offer exceptional corrosion resistance

Wholesale Options: Perfect for B2B customers with large-scale needs

professional look—ideal for structural assemblies

Wholesale Availability: Perfect for B2B customers requiring significant quantities over time

Bulk Regular Split Lock Washers – Carbon Thru-Hardened, Made in USA – Monster Bolts 440138 these flat washers offer exceptionalMonster Overview Keep your assemblies tight and secure with Regular Split Lock Washers Carbon Thru Hardened from Monster Bolts. These washers are Made in the USA and engineered to provide a spring like locking action that helps resist loosening caused by vibration, shock, and thermal cycling. Manufactured from thru hardened carbon steel, these split lock washers deliver consistent performance in demanding applications, including machinery, equipment