MILBANK A-HS400 HOLE SEALS 21755

MILBANK A-HS400 HOLE SEALS – Enclosure Accessory The MILBANK A-HS400 Hole Seal is designed for sealing extra push-button holes, knockout openings, and conduit openings to protect electrical enclosures from dust, dirt, water, and oil. This product is suitable for use by electrical distributors and switchgear suppliers requiring reliable enclosure accessories to maintain system integrity and environmental protection. Specifications Application: Enclosure Accessory Material: Steel Color: ANSI 61 Gray Product Weight: 0.9 lbs Knockouts: False Insulation: None Manufacturer Part #: A-HS400 Maximum Hole Diameter: 4.62 inches Seal Diameter: 5.12 inches Features Cover painted ANSI 61 gray with oil-resistant gasket for durable sealing Back plate is unpainted galvanized steel for corrosion resistance Designed to seal holes ranging in size from 0.19 to 4.00 inches with wall thickness up to 0.31 inches Installation involves compressing gasket with wing nut to ensure a secure, weather-resistant seal Downloads & Links Spec Sheet