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2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
4 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 578, TDS Water Quality Meter tds-3
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 565, Digital Pressure Gauge Tester Monitor
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
2 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x *Discontinued* RO6ALK
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
2 x 741-38, Diverter Valve for RO DI Water Systems
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"

View Cart$3,410.40
Specials Log InCreate Account Checkout  Shopping Cart95 item(s)
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x FM-6710M-88 1" Digital Flow Meter count up Total GPM 56" cable
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Panel 1/2" 6710M-44TM Digital Flow Meter count up Gallon 115V
1 x FM214G, FM-6710M DigiFlow Digital Water Flow Meter Gauge Moniter
1 x Panel 3/4" 6710M-66TM Digital Flow Meter count up GPM 115V
4 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
2 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 578, TDS Water Quality Meter tds-3
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
2 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 565, Digital Pressure Gauge Tester Monitor
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x 1/2" NPT Digiflow Digital Flow Meter count up total Water Gallon
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
2 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x *Discontinued* RO6ALK
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
2 x 741-38, Diverter Valve for RO DI Water Systems
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x HK120 KoolerMax Aeroponics Hydroponics 150G RO Filtration System
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"

View Cart$3,410.40

ASA, Stem Adapter NPT Thread [ASA]

$2.50

ASA, Stem Adapter NPT Thread



* ASA, Stem Adapter NPT Thread

* 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 ASA0404
* 1/4" Tube OD x 1/8" NPTF Thread ASA0402
* 3/8" Tube OD x 1/4" NPTF Thread ASA0604
* 3/8" Tube OD x 3/8" NPTF Thread ASA0606
* 1/2" Tube OD x 3/8" NPTF Thread ASA0706
* 1/2" Tube OD x 1/2" NPTF Thread ASA0707


* 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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