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

1 x	720, Feed Water Adapter with Needle Valve
2 x	Special, Single Stage Housing Bracket Shell Connection Kit
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
2 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
3 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
4 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	213, 4th stage inline carbon filter (replace every 12 months)
3 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	6th Stage pn215 Refillable inline DI filter (color change)
2 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	565, Digital Pressure Gauge Tester Monitor
1 x	719, Drain Saddle Clamp / Valve
1 x	UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x	Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x	CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x	SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
2 x	B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	550, Standard Chrome Steel Faucet with Spigot for Water Dispense
1 x	324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x	FRQ850, Flow Restrictor 850ML / min
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x	Discontinued RO155
1 x	673, Replacement UV Lamp Light for 602 (6 Watts)
1 x	bulk201, Sediment Filter
1 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x	TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	741-38, Diverter Valve for RO DI Water Systems
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x	FRQ300, Flow Restrictor 300ML / min
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)

View Cart	$2,098.48

1 x	720, Feed Water Adapter with Needle Valve
2 x	Special, Single Stage Housing Bracket Shell Connection Kit
2 x	3rd stage C10 carbon block filter (replace every 6-12 months)
1 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
2 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x	CBV-0404, Tank Ball Valve to 1/4 tubing standard RO tank size
3 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x	718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
4 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	213, 4th stage inline carbon filter (replace every 12 months)
3 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	6th Stage pn215 Refillable inline DI filter (color change)
2 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	565, Digital Pressure Gauge Tester Monitor
1 x	719, Drain Saddle Clamp / Valve
1 x	UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x	755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x	Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x	CP-OR55, O-RING FOR MEMBRANE FILTER HOUSING WaterGeneral Systems
1 x	SC445, Specialty Filter SPECIAL ALKALINE FILTER Specialty Filter
2 x	B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
3 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x	550, Standard Chrome Steel Faucet with Spigot for Water Dispense
1 x	324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x	FRQ850, Flow Restrictor 850ML / min
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x	335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x	205 2nd stage solid carbon block filter (replace every 12 month)
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x	Discontinued RO155
1 x	673, Replacement UV Lamp Light for 602 (6 Watts)
1 x	bulk201, Sediment Filter
1 x	RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x	TMR-UV-6W, Replacement UV Ballast Transformer 6 Watts for 602 UV
1 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x	741-38, Diverter Valve for RO DI Water Systems
1 x	745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x	EMT-10, Empty Filter Cartridge Casing Housing
1 x	4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x	FRQ300, Flow Restrictor 300ML / min
1 x	2nd stage C10 carbon block filter (replace every 6-12 months)
1 x	213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x	CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)

View Cart	$2,098.48