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

2 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x	TMR-DC-1212, Transformer Power Supply for Delivery Demand Pump
1 x	DB40, DI Resin Refill Bag for DI210, RD322
2 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x	WS-150M, Whole House Water Softener
1 x	773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x	316, 2nd stage CTA 16 US Membrane filter
1 x	6044-combo Compression Type Fitting Elbow and Tee fitting
1 x	NM-5103, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	.AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x	756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x	WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x	SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x	CKV0402, Blue color Elbow Check Valve Elbow Type
2 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
3 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	NM-5102, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x	KT-103, Optional Manual Membrane Flush Valve
1 x	799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	WSACF-150T, Whole House Water Treatment ACF-150T
1 x	KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x	KF310, Elite Series: Polish Chrome Drinking Water Faucet
1 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x	581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
1 x	NM-5104, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x	205, 3rd stage solid carbon block filter (replace every 12 month
1 x	PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x	205, 5th stage final carbon filter
1 x	7044-K Union Tee Connector Fitting Compression type 1/4"
1 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x	SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x	WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x	PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x	AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer

View Cart	$8,757.39

2 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K5
1 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x	TMR-DC-1212, Transformer Power Supply for Delivery Demand Pump
1 x	DB40, DI Resin Refill Bag for DI210, RD322
2 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x	WS-150M, Whole House Water Softener
1 x	773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x	316, 2nd stage CTA 16 US Membrane filter
1 x	6044-combo Compression Type Fitting Elbow and Tee fitting
1 x	NM-5103, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x	1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	WH-250, Whole House Water Treatment Sediment Carbon Filter Syste
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x	.AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x	756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x	WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x	SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x	CKV0402, Blue color Elbow Check Valve Elbow Type
2 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
2 x	MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x	531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x	Parts, Ro Water System Installation Parts Bag 1/4"
3 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	NM-5102, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x	KT-103, Optional Manual Membrane Flush Valve
1 x	799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x	SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	WSACF-150T, Whole House Water Treatment ACF-150T
1 x	KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x	KF310, Elite Series: Polish Chrome Drinking Water Faucet
1 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x	581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x	DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
1 x	NM-5104, HONEYWELL COUNTERTOP WATER FILTER DISCONTINUED SW1
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x	205, 3rd stage solid carbon block filter (replace every 12 month
1 x	PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x	205, 5th stage final carbon filter
1 x	7044-K Union Tee Connector Fitting Compression type 1/4"
1 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x	SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x	532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x	WH1134 Whole House Restaurant Filter System Sediment Carbon Big
1 x	PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x	AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer

View Cart	$8,757.39