Split Lock Washer 1/4"

This 1/4" split lock washer is stainless steel hardware used inside Pentair/Purex DE filter assemblies and EQ Series pump hardware to keep a nut or bolt from backing out under vibration.

Key Features

• Stainless steel
• 1/4" inside diameter
• 1/2" outside diameter
• 5/64" thickness

Compatibility

• Pentair/Purex SM & SMBW 2000 Series D.E. Filter
• Pentair/Purex SM & SMBW 4000 Series D.E. Filter (2024-2072, 4024-4060)
• Pentair/PacFab Star Polymeric ST35, ST40, ST50, ST80 D.E. Filter
• Pentair Purex CFW-120/180/315/405/560 Cartridge Filter
• Pentair/Purex 800 Series D.E. Filter
• Pentair SM & SMBW 2000 Series Backwash Valve
• Pentair EQ Series Pump with Hair & Lint Strainer Option

Two of this washer are typically required per assembly on SM/SMBW 2000 and 4000 Series filters.