NPT Knock-Out Seals

Heyco NPT Knock-Out Seals

• Plug electrical knock-outs.
• Molded in silver-gray color to resemble galvanized steel.
• Install quickly with fingertip pressure, no tools required
• Fit trade sizes 1/2"NPT to 1" NPT
• Lock firmly in boxes/panels up to 1/8" (3.2mm) thick
• Approximate head thickness .062" (1.6mm)
• Made from 6/6 Nylon
• UL and CSA approved
• Flammability rating: 94V-2
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