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	290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
2 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
3 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
6 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
3 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
3 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
3 x	2nd stage C10 carbon block filter (replace every 6-12 months)
2 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x	Discontinued RO155C
2 x	B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x	MK300, Maintenance kit for RO535, RO435, RO545, AR104H
3 x	752, DC Booster Pump w/ Transformer
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x	HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x	.AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
4 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	WH-20, Whole House Water Treatment Carbon Block Filter System Bi
2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x	205, 2nd stage carbon block filter (replace every 12 months)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
3 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x	Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K5
4 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
3 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	BBK10, Replacement Filter Big Blue Whole House WH-1134
2 x	701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x	Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x	O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x	335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x	225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x	FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x	.K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x	KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet

View Cart	$4,783.00

1 x	290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
2 x	818, DI Resin Refill Bag 16oz (good for up to three refills)
3 x	733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x	215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x	Optional 566 Filter Housing Wrench Case Opener KoolerMax System
6 x	Optional: 564 Membrane Filter Housing Wrench Opener
1 x	MKP, Maintenance kit for K5150P K6150P AR150P
3 x	752set, DC Booster Pump Transformer Solenoid Pressure Switch All
3 x	KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
3 x	2nd stage C10 carbon block filter (replace every 6-12 months)
2 x	OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x	Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x	Parts, Ro Water System Installation Parts Bag 1/4"
1 x	WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x	Discontinued RO155C
2 x	B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x	MK300, Maintenance kit for RO535, RO435, RO545, AR104H
3 x	752, DC Booster Pump w/ Transformer
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x	HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x	.AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
4 x	Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x	201, 1st stage sediment filter (replace every 6-12 months)
1 x	WH-20, Whole House Water Treatment Carbon Block Filter System Bi
2 x	Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x	385, 4th stage TFC 75/85 US membrane filter (every 2-3 yrs)
1 x	205, 2nd stage carbon block filter (replace every 12 months)
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
3 x	KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x	MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x	Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
2 x	532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle K5
4 x	205, 3rd stage solid carbon block filter (replace every 12month)
1 x	Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x	Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x	4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x	BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
3 x	1st stage SF05 sediment filter (replace every 6-12 months)
1 x	4th stage Optional Refill bag #818 DI Resin Refill Bag
1 x	532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x	BBK10, Replacement Filter Big Blue Whole House WH-1134
2 x	701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x	Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x	5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x	B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x	BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x	O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x	335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x	225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x	SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x	FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x	Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x	.K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x	KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet

View Cart	$4,783.00