ABU, Bulkhead Union Connector [ABU]

$4.50

* ABU, Bulkhead Union Connector

* Please choose size from the selection box below. First number is tubing OD Outside Diameter and second number is NPT National Pipe Thread. (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" NPTF Thread ABU0404
* 1/4" Tube OD x 3/8" NPTF Thread ABU0406
* 3/8" Tube OD x 1/4" NPTF Thread ABU0604
* 3/8" Tube OD x 3/8" NPTF Thread ABU0606
* 1/2" Tube OD x 1/2" NPTF Thread ABU0707

* 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:

Reviews

3 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	6044-combo Compression Type Fitting Elbow and Tee fitting
3 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x	701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
2 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
3 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	706, Membrane Filter Casing Housing Assembly
2 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
1 x	FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
2 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	bulk205, Carbon Block Filter
1 x	FRQ420, Flow Restrictor 420ML / min
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
2 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
2 x	7044-K Union Tee Connector Fitting Compression type 1/4"
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x	4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
2 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	752, DC Booster Pump w/ Transformer
1 x	B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x	214, Clear Inline Filter Cartridge Empty Case
2 x	B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x	FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
3 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	213, 4th stage inline carbon filter (replace every 12 months)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x	bulk818, DI resin refill bags Di-Ionization media
1 x	FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x	741-14, Diverter Valve for Countertop Water Units
1 x	5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x	DB40, DI Resin Refill Bag for DI210, RD322
1 x	318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x	723, Feed Water Adapter with Ball Valve
1 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	SW SHELL, Countertop SW1 Empty System Only No Filter
1 x	UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G

View Cart	$3,670.13

3 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	6044-combo Compression Type Fitting Elbow and Tee fitting
3 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x	701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
2 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
3 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	706, Membrane Filter Casing Housing Assembly
2 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
1 x	FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
2 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x	6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
2 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	bulk205, Carbon Block Filter
1 x	FRQ420, Flow Restrictor 420ML / min
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
2 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
2 x	7044-K Union Tee Connector Fitting Compression type 1/4"
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x	4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
2 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	752, DC Booster Pump w/ Transformer
1 x	B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x	214, Clear Inline Filter Cartridge Empty Case
2 x	B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x	FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
3 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	213, 4th stage inline carbon filter (replace every 12 months)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x	bulk818, DI resin refill bags Di-Ionization media
1 x	FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x	741-14, Diverter Valve for Countertop Water Units
1 x	5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x	DB40, DI Resin Refill Bag for DI210, RD322
1 x	318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x	723, Feed Water Adapter with Ball Valve
1 x	.RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x	SW SHELL, Countertop SW1 Empty System Only No Filter
1 x	UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G

View Cart	$3,670.13