Log In Log In  |  Checkout   |  68 item(s)
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x 578, TDS Water Quality Meter tds-3
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 706, Membrane Filter Casing Housing Assembly
1 x PE Tubing Tube Cutter
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x *Discontinued* RD106
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x 741-14, Diverter Valve for Countertop Water Units
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x 5th Stage pn215 Refillable inline DI filter (color change)
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x *Discontinued* RO6ALK
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FRQ420, Flow Restrictor 420ML / min
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
View Cart$3,126.44
Home
Specials Log InCreate Account Checkout  Shopping Cart68 item(s)
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x 578, TDS Water Quality Meter tds-3
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x SET8855 Aquatec 5853 Booster Pump Assembly for Aeroponics System
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 706, Membrane Filter Casing Housing Assembly
1 x PE Tubing Tube Cutter
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x *Discontinued* RD106
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x 741-14, Diverter Valve for Countertop Water Units
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x 5th Stage pn215 Refillable inline DI filter (color change)
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x .K6150PNTF, KoolerMax K6150P RO System Shell without tank faucet
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x *Discontinued* RO6ALK
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FRQ420, Flow Restrictor 420ML / min
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x FRQ550, Flow Restrictor 500 to 600ML / min
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x TMR-25A, 2.5 AMP Transformer Power Supply Ballast for 8800 5853
View Cart$3,126.44

AUC Union Connector OD Quick Connect QC Fitting [AUC]

$3.00

AUC Union Connector OD Quick Connect QC Fitting



* AUC, Union Connector, Quick Connect type

* Please choose size from the selection box below. Both numbers are tubing OD Outside Diameter (Pipe sizes can be confusing even for the experienced user. Pipe size is not the actual outside or inside diameter of the pipe but is the industry accepted designation. If you have any question please email us first.)
* 1/4" Tube OD x 1/4" Tube OD AUC0404
* 3/8" Tube OD x 1/4" Tube OD AUC0604
* 3/8" Tube OD x 3/8" Tube OD AUC0606
* 1/2" Tube OD x 3/8" Tube OD AUC0706
* 1/2" Tube OD x 1/2" Tube OD AUC0707


* Water & foods use: Products are manufactured from safe, non-toxic materials meeting the requirements of the US FDA, ERAS, ANSI/NSF-51,61, and SK Zert. Our products are widely used in water purification, food/beverage, and pneumatic systems.

* Function & Quality: Provides quick and convenient assembly-saving time & expense.

* Collet Design: Our unique oval collet design is superior and more practical, and is an improvement welcomed by our world wide customers in all industries.

* Additional Applications: Beyond water and food use, fittings can be used with air, gases, vacuum, & liquids. All connections can be assembled & disassembled repeatedly. A broad range of sizes covers a broad scope of applications.

* We carry different fittings in variation of sizes: 1/4", 3/8", or 1/2" adapters, connectors, fittings, or valves.  Most are not listed online, to avoid confusion to majority of RO system customers.  

* Send us a message with specification, intended application, and image of your setup or old fitting  to check if we have what you need. 

Available Options:

Size Combination:

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