7/16 Inch Grade 8 Regular Split Lock Washer Alloy Steel Black Oxide Pack Of 100 For Heavy Duty Rugged Garage Grade Fastening In Automotive Machinery And Industrial Projects

Heavy-Duty 7/16 in Grade 8 Split Lock Washer, 100 Pack
✔️ 7/16 in Grade 8 alloy steel split lock washer, black oxide, 100 pcs

This heavy-duty split lock washer is a rugged fastening accessory designed to prevent loosening in high-vibration environments. It’s commonly used with Grade 8 bolts in automotive, machinery, and industrial equipment settings.

✅ Size and type: Regular split lock washer, 7/16 inch nominal
✅ Inside diameter: 0.440 to 0.450 in (11.18 to 11.43 mm)
✅ Outside diameter: 0.776 in (19.71 mm)
✅ Thickness: 0.109 in (2.77 mm); Material: Alloy steel
✅ Finish: Thermal black oxide; Grade: 8
✅ Pack: 100 pieces; Used with bolts up to Grade 8

💡 What is a split lock washer used for and why choose Grade 8 alloy steel for heavy-duty fastenings?

Here's a handy, quick answer for general buyers:

• Improves friction to resist loosening in vibrating setups
• Distributes load and helps keep fasteners tight
• Durable alloy steel with black oxide gives rugged corrosion resistance
• Pairs well with Grade 8 bolts for solid assemblies