High-Temp Wire-Nut® Wire Connectors, Model 73B®, Carton of 1,000
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Black twist-on connector with fixed square-cut spring and positive-grip shell, rated for 302°F (150°C) and 600 V. Accepts 22 to 12 AWG copper conductors, with a minimum of two 20 AWG and a maximum of three 14 AWG; approved for bonding, grounding, and use in air handling spaces.
