Brass Adapter 1/8 NPT Male to 1/4 NPT Male | Car Builder - Kit & Classic Car Parts Specialist
1/8" Male NPT x 1/4" Flare (SAE) Brass Adapter
Kobalt 1/4-in x 3/8-in Adapter in the Air Compressor Fittings department at Lowes.com
1/4" x 1/8" Compression x Male NPT Adapter Pipe Fitting Tube Connector – compressor-source
Amazon.com: NANYI 1/4 Inch Female to 1/8 Inch Male Stereo Headphone Adapter, Upgrade 6.35mm Jack Stereo Socket Female to 3.5mm Jack Stereo Plug Male for Headphone, Amp Adapte, Black 1-Pack : Electronics
1/4" NPT Male to 1/8" NPT Male Brass Pipe Hex Reducer/Reducing Nipple Fitting/Adapter: Air Tool Fittings: Amazon.com: Industrial & Scientific
Audio Adapter - 1/4" female to 1/8" male - Stereo TRS | SWAMP
Eaton - 3/8" Tube OD x 1/4" NPT 37° Steel Flared Tube Female JIC 37° Swivel to Male Pipe Adapter - 06682116 - MSC Industrial Supply
1/4 To 3.5mm Stereo Adapter 1/4 Inch Female To 1/8 Inch Male Mini Jack Aux Converter Headphone Adapter - Black - Buy 3.5mm M To 6.35mm F Stereo Pure Copper Adapter 1/8
KRK Screw On Headphone Adapter 1/8 Inch To 1/4 Inch | Long & McQuade
GRAINGER APPROVED Reducing Adapter: Brass, 1/4 in x 1/8 in Fitting Pipe Size, Female NPT x Male NPT, Reducer - 46M456|706120-0402 - Grainger