and "Fan" for the condenser fan (3 MFD side)

serving as the primary defense against heat exchanger failure and overheating

preventing slipping and mechanical wear

causing the motor to hum or fail to start

JB NS4-14 7/8" SAE Flare Nut and "Fan" for the condenserThe JB NS4 14 7 8" SAE Flare Nut is a heavy duty, short type forged flare nut engineered for high pressure refrigeration and ACR applications. Unlike standard cast fittings, this brass flare nut is manufactured from premium grade C360 and C370 brass (65% copper, 35% zinc) in the USA, providing superior tensile strength and eliminating the risk of stress cracks under extreme temperatures. Designed for a 7 8" SAE 45 degree flare connection, it ensures a