10AN Male Flare to 1/4 NPT Pipe Fitting Adapter NPT-2PCS, Black

Russell 661580 NPT Pipe Bushing Reducer Fitting

1/8" to 3/8" NPT Pipe Reducer Hose Fitting Adapter - T7Design

Russell Pipe Fitting 661581; NPT Reducer Bushing Endura 1/2" to 3/8" NPT Female

Aeroquip Aluminum Male Pipe Nipple Fitting; size: 3/4" NPT x 3/4" NPT

3/8" to 3/4" NPT Pipe Reducer Hose Fitting Adapter - T7Design

1/2" to 1/4" NPT Pipe Reducer Hose Fitting Adapter - T7Design

Buyers Products RAB050038 Brass Reducer Bushing - 1/2" NPT to 3/8" NPT