Mueller Industries - Wrot Copper Pipe Reducer: 3/16″ x 1/4″ Fitting, C x C, Solder Joint - 36889848 - MSC Industrial Supply
20109 - Elkhart 20109 - 3/16" OD ACR Copper Coupling w/ Roll Stop
20109 - Elkhart 20109 - 3/16" OD ACR Copper Coupling w/ Roll Stop
AG Brass Straight Coupling 5/16" x 3/16" Packaged
Appli Parts AP-A078 7/8in Wrot Copper Coupling fitting C x C Sweat connections for refrigeration, air conditioning and plumbing applications ACR and Type L copper pipe (10 x Bag)
3/16" 1/4" 5/16" 3/8" 1/2" 4 6 8 10 12 15-42mm OD Tube Compression Union Brass Pipe Fitting Connector Home Garden Oil Water Fuel - AliExpress
Uxcell Reducing Copper Coupling Fitting Straight with Sweat End, 5/16 x 1/4 Inch ID for Refrigeration Adapter, Pack of 5 - Walmart.com
Viega ProPressXL 20743 2-1/2 in Copper Coupling | Cooney Brothers
AG Brass Straight Coupling 5/16" x 3/16" Packaged
921765-4 Wrot Copper Coupling with Stop, C x C Connection Type, 3/16" Tube Size | Imperial Supplies
The Plumber's Choice 5/16 in. Straight Copper Coupling Fitting with Dimple Tube Stop (5-Pack) 0516CCCP-5 - The Home Depot
Brass Compression - Fittings Union Coupling - 3/16 Inch Tube | Union Coupling | Compression Fittings | Brass Fittings | Fluid Power | Wurth USA
Amazon.com: HVAC Wrot Copper Slip Coupling with Rolled Stop, 3/4 in. x 3/4 in. OD, 5/8 in Nominal (ID), C x C - W01028 : Industrial & Scientific
Amazon.com: 3/16" NOM C Copper Coupling with Stop : Industrial & Scientific
LTWFITTING 3/16 in. O.D. x 1/4 in. O.D. Brass Compression Reducing Coupling Fitting (25-Pack) HF62R3425 - The Home Depot
Nibco Wrot Copper Reducing Coupling, C x C Connection Type, 5/16" x 1/8" Tube Size 600-R - 1 Each: Amazon.com: Industrial & Scientific
WP0-16-12 - Cello WP0-16-12 - 1" x 3/4" Copper Coupling