Split Lock Washer Grade Eight Thru Hardened Steel Yellow Zinc Plated 100 Pack

Grade 8 Split Lock Washers in thru-hardened steel, 100-pack
✔️ ID 0.381 in (9.68 mm), OD 0.688 in (17.47 mm), thickness 0.094 in (2.39 mm)

These split lock washers are high-strength hardware accessories designed to prevent fastener loosening in high-stress assemblies. Made from thru-hardened steel with a yellow zinc finish, they’re ideal for 3/8" fasteners in engines, machinery, and outdoor equipment.

✅ Inside Diameter: 0.381 in (9.68 mm)
✅ Outside Diameter: 0.688 in (17.47 mm)
✅ Thickness: 0.094 in (2.39 mm)
✅ Material: thru-hardened steel Grade 8, yellow zinc plated
✅ Pack: 100 pieces

💡 What is a split lock washer used for in mechanical assemblies? This handy hardware grips surfaces to resist loosening caused by vibration or shock.

• Keeps fasteners tight in machinery, automotive, and outdoor equipment
• Works with standard 3/8 in bolts for quick replacements
• Made from thru-hardened steel with yellow zinc coating for rust resistance
• Available in bulk packs (100 pieces) for easy stocking