Half Inch Hi Collar Split Lock Washer Made In USA From Alloy Steel With Yellow Zinc Plating Pack Of 2000 Built Tough For Heavy Duty Fastening In Industrial And Mechanical Projects

1/2 in Hi-Collar Split Lock Washer, USA Made, Yellow Zinc ✔️ 1/2 in Hi-Collar washer, ID 0.502-0.512, OD 0.733, pack 2000

This heavy-duty 1/2 inch Hi-Collar split lock washer is made in the USA from 170 KSI alloy steel and yellow zinc plating. It’s built to resist loosening in vibration-prone industrial applications such as machinery, automotive assemblies, and large equipment bolting.

✅ Size: 1/2 in nominal
✅ Inside Diameter: 0.502-0.512 in
✅ Outside Diameter: 0.733 in
✅ Thickness: 0.172 in
✅ Material: Alloy Steel
✅ Finish: Yellow Zinc Plated
✅ Grade: 170 KSI
✅ Pack: 2000 pcs

💡 What is a lock washer used for in heavy-duty fastening?

In plain terms, this washer helps prevent loosening under vibration and dynamic loads in industrial joints.

• Handy for securing bolts in machinery, plant equipment, and automotive assemblies
• Maintains clamping force over time under dynamic service
• Works with Grade 9 bolts and compatible fasteners
• Yellow zinc finish protects against corrosion and aids inspection