Air compressor check valve. 3/8" Comp x 1/2" MPT with 1/8" FPT side port.  The check valve is a one-way valve that prevents air from back-feeding from the air tank. If your unit has a hard time restarting when trying to cycle or your pressure switch...

Old Part Numbers: KK-4835, CAC-118, 889124, 889125, 891125, AC-0788, CAC-1118, D25009, D25837, CAC1118, CAC118, CAC-249, CAC-249-1, A02743, K-0651, KK-5081, 889124 889125 891125 AC-0788 CAC-1118 D25009 D25837 CAC1118 CAC118 CAC-249 CAC-249-1, D35076,...

Old Part Numbers: SSW-7367Strain relief for air compressor power cord.

Old Part Numbers: ST070387AV-MAT1/4-18 NPT x 2.5" pipe nipple for air compressors.Extra DetailsIf you have a Campbell Hausfeld/Husky model, this will fit the WL651001 model and many others.

Old Part Numbers: AC-0385, D21299, Z-D21299(4 PORT) 100/125 PSI If your valve is leaking on the side of the switch, do not order this part. Order check valve instead.