Log In Log In  |  Checkout   |  60 item(s)
2 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x bulksf05, Koolermax Sediment Filter
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
2 x KT-103, Optional Manual Membrane Flush Valve
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 719, Drain Saddle Clamp / Valve
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x *Discontinued* RO585NTF
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
View Cart$3,576.62
Home
Specials Log InCreate Account Checkout  Shopping Cart60 item(s)
2 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x bulksf05, Koolermax Sediment Filter
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
2 x KT-103, Optional Manual Membrane Flush Valve
1 x FK-53, Replacement Filter Pack SED2005 CB2010 for RD322 RO260
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 719, Drain Saddle Clamp / Valve
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD106
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 741-14, Diverter Valve for Countertop Water Units
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x .K6150P, KoolerMax 150GPD 6 Stage RO System w/ Booster Pump
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x *Discontinued* RO585NTF
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x SV-24AC-38, KSD Solenoid Valve ESO 3/8" brass, 24V AC
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD322
View Cart$3,576.62

FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch [FPK-AUC0706]

$19.95

FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch

Quantity

 

Description

 

 

6

Union Connector, 1/2" to 3/8"

part# AUC 0706

 



 

 

* 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. 

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