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2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
4 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
2 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x bulksf05, Koolermax Sediment Filter
1 x bulkic21, Koolermax Inline Carbon Filter
5 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x Parts, Ro Water System Installation Parts Bag 1/4"
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
2 x 706, Membrane Filter Casing Housing Assembly
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
5 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
5 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 310, 2nd stage CTA 10 US Membrane filter
3 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
3 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 214, Clear Inline Filter Cartridge Empty Case
2 x Special, Single Stage Housing Bracket Shell Connection Kit
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
3 x 752, DC Booster Pump w/ Transformer
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x bulk201, Sediment Filter
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x bulk818, DI resin refill bags Di-Ionization media
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x bulk205, Carbon Block Filter
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
2 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 205, 5th stage final carbon filter
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
3 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x FRQ850, Flow Restrictor 850ML / min
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
2 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer

View Cart$9,711.95
Specials Log InCreate Account Checkout  Shopping Cart164 item(s)
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
4 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
2 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x bulksf05, Koolermax Sediment Filter
1 x bulkic21, Koolermax Inline Carbon Filter
5 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 205 2nd stage solid carbon block filter (replace every 12 month)
3 x Parts, Ro Water System Installation Parts Bag 1/4"
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
2 x 706, Membrane Filter Casing Housing Assembly
1 x 3.CB2010, 3rd stage carbon block filter 20" inch for RD322 RO260
1 x KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 326, 3rd stage TFC 24 /26 US membrane filter (replace 2-3 yrs)
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
5 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
5 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
1 x 324, 4th stage TFC-24 US membrane filter (replace every 2-3 yrs)
1 x 310, 2nd stage CTA 10 US Membrane filter
3 x 3rd stage C10 carbon block filter (replace every 6-12 months)
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
3 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x MK8002, Maintenance kit for double membrane system RD322 RO260
1 x 214, Clear Inline Filter Cartridge Empty Case
2 x Special, Single Stage Housing Bracket Shell Connection Kit
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
3 x 752, DC Booster Pump w/ Transformer
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x bulk201, Sediment Filter
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
2 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
2 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x bulk818, DI resin refill bags Di-Ionization media
3 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x bulk205, Carbon Block Filter
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
2 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 205, 5th stage final carbon filter
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
2 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
3 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x FRQ850, Flow Restrictor 850ML / min
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
2 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer

View Cart$9,711.95

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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