Hillman 300309 3/8-Inch Split Lock Washer Grade 8, 100-Pack

Product Description This split lock washer provides a circular bearing surface with offset split ends which help bite into the mating material to provide a locking feature when tightened beneath a nut. It is round with a hole in the center and can be used where loosening from corrosion or vibration is a concern. Lock washers are commonly used in any application using a bolt where two pieces are being drawn together. From the Manufacturer This split lock washer provides a circular bearing surface with offset split ends which help bite into the mating material to provide a locking feature when tightened beneath a nut. It is round with a hole in the center and can be used where loosening from corrosion or vibration is a concern. Lock washers are commonly used in any application using a bolt where two pieces are being drawn together.

• Optimized Fit 3/8 in Size: Grade 8 split lock washer in 3/8 inch diameter; provides uniform load distribution for increased bolt and joint security
• Enhanced Lock Performance: Split style resists loosening from vibration and corrosion; ideal for maintaining tight assemblies in dynamic environments
• High Strength Hardened Steel: Grade 8 rating ensures durability for heavy machinery or marine applications; yellow dichromate finish for corrosion resistance
• Versatile Fastener Application: Split lock washer suitable with nuts and bolts of matching diameter; supports projects involving treated lumber or outdoor connections
• Reliable Hillman Quality: Designed for professional results across building, repair, and maintenance settings; trusted hardware for everyday fastening needs