OVERVIEW & BENEFITS
The 16″ Tank Lid with 4″ Threaded Center (Part #3522060) is a replacement fill lid designed to fit 535-gallon free-standing horizontal leg tanks. This heavy-duty tank lid features a 16″ outer diameter with a 4″ center opening and threaded cap—perfect for secure filling, venting, and accessory access.
Molded from chemical-resistant polyethylene, this lid is compatible with tanks used for softwash, agricultural, and industrial liquid storage.
Includes:
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One (1) 16 inch outer tank lid
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One (1) 4 inch threaded removable center cap
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Durable black or translucent polyethylene construction
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Sealing ring or gasket (if included with tank model)
Performance Specifications:
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Outer Diameter: 16″
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Center Opening: 4″ threaded port with screw cap
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Part Number: 3522060
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Compatibility: Fits 535-gallon free-standing horizontal leg tanks
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Material: UV-stabilized polyethylene
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Color: Black or translucent (may vary by supplier)
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Chemical Resistance: Excellent (SH, water, surfactants, ag chemicals)
Key Benefits:
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Secure sealing lid prevents spillage and contamination
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4″ center allows easy access for filling, suction tubes, or venting
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Chemical-resistant material withstands sodium hypochlorite and more
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Easy to remove and install by hand or strap wrench
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Designed to fit 535-gallon leg tank openings precisely