John Guest

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John Guest’s Standard line of Quick Connect Push-In Fittings have been designed for use with a wide range of water treatment applications involving Water Purification, Reverse Osmosis, Ice Makers, Beverage Dispensing, Vending & OCS, R.V. and Marine, Car Washing Systems and many more.

The fittings are simple to use and require no tools to make reliable, leak-free connections. Standard Push-In Fittings are produced from FDA compliant materials and are listed with NSF International Standards 51 and 61

Working Pressures and Temperatures:

Maximum: 150 psi@ 70°F (10 Bar @ 20°C)
60 psi@ 140°F (4 Bar @ 60°C)
Minimum: 33°F (1°C)

Connections Codes:

Color Codes:

M: Male Thread
F: Female Thread

T: Tubing

S: Stem

G: Grey

W: White

B: Blue

Male Straight Connectors NPTF Thread

Model No.	Description	Color
PI010821S	¼”T × ⅛”M	G
CI010821W	¼”T × ⅛”M	W
PI010822S	¼”T × ¼”M	G
CI010822W	¼”T × ¼”M	W
PI010823S	¼”T × ⅜”M	G
PI011221S	⅜”T × ⅛”M	G
PI011222S	⅜”T × ¼”M	G
CI011222W	⅜”T × ¼”M	W
PI011223S	⅜”T × ⅜”M	G
PI011224S	⅜”T × ½”M	G
PI011624S	½”T × ½”M	G
F-010422S1	⁵/32”T x ¼”M	W

Male Stem Adaptors NPTF Thread

Model No.	Description	Color
PI050821S	¼”S × ⅛”M	G
CI050821W	¼”S × ⅛”M	W
PI050822S	¼”S × ¼”M	G
CI050822W	¼”S × ¼”M	W
PI051222S	⅜”S × ¼”M	G
CI051222W	⅜”S × ¼”M	W
PI051223S	⅜”S × ⅜”M	G
CI051223W	⅜”S × ⅜”M	W
PI051623S	½”S × ⅜”M	G
PI051624S	½”S × ½”M	G

Stem Reducers

Model No.	Description	Color
CI061208S	⅜”S × ¼”T	W
CI061208W	⅜”S ×¼” T	W
PI061612S	½”S x ⅜” T	G

Plugs

Model No.	Description	Color
PI0808S	¼” Plug	B
PI0812S	⅜” Plug	B
PI0816S	½” Plug	B

Union Tees

Model No.	Description	Color
PI0208S	¼”T	G
CI0208W	¼”T	W
PI0212S	⅜”T	G
CI0212W	⅜”T	W
PI0216S	½”T	G

Reducing Branch Tees

Model No.	Description	Color
PI301208S	⅜”T End × ⅜”T End × ¼”T Branch	G
PI301612S	½”T End × ½”T End × ⅜”T Branch	G

Fixed Male Elbows NPTF Thread

Model No.	Description	Color
PI480821S	¼”T × ⅛”M	G
CI480821W	¼”T × ⅛”M	W
PI480822S	¼”T × ¼”M	G
CI480822W	¼”T × ¼”M	W
PI480823S	¼”T × ⅜”M	G
CI480823W	¼”T × ⅜”M	W
PI481222S	⅜”T × ¼”M	G
CI481222W	⅜”T × ¼”M	W
PI481223S	⅜”T × ⅜”M	G
PI482024S	⅝” T × ½”M	G

Union Elbows & Reducing Union Elbows

Model No.	Description	Color
PI0308S	¼”T × ¼”T	G
CI0308W	¼”T × ¼”T	W
PI0312S	⅜”T × ⅜”T	G
CI0312W	⅜”T × ⅜”T	W
PI0316S	½”T × ½”T	G
PI211008S	⁵/16”T × ¼”T	G
PI211208S	⅜”T × ¼”T	G
PI211612S	½”T × ⅜”T	G

Stem Elbows

Model No.	Description	Color
PI220808S	¼”S × ¼”T	G
CI220808W	¼”S × ¼”T	W
PI221208S	⅜”S × ¼”T	G
PI221212S	⅜”S × ⅜”T	G

Working Pressures and Temperatures:

Maximum:150 psi@ 70°F (10 Bar @ 20°C)
60 psi@ 140°F (4 Bar @ 60°C)
Minimum: 33°F (1°C)

Connections Codes:

Color Codes:

M: Male Thread
F: Female Thread

T: Tubing

S: Stem

G: Grey

W: White

Union Connectors & Reducing Unions

Model No.	Description	Color
PI0408S	¼”T × ¼”T	G
CI0408W	¼”T × ¼”T	W
PI0412S	⅜”T × ⅜”T	G
CI0412W	⅜”T × ⅜”T	W
PI0416S	½”T × ½”T	G
PI200806S	¼”T × ³/16”T	G
PI201008S	⁵/16”T × ¼”T	G
PI201208S	⅜”T × ¼”T	G
PI201612S	½”T × ¼”T	G

Bulkhead Unions & Reducers

Model No.	Description	Color
PI1208S	¼”T × ¼”T	G
PI1212S	⅜”T × ⅜”T	G
PI1216S	½”T × ½”T	G
PI121208S	⅜”T × ¼”T	G

Female Connectors NPTF Thread

Model No.	Description	Color
PI450822S	¼”T × ¼”F	G
PI451222S	⅜”T × ¼”F	G

Female Flare Connectors FFL Thread, 45°Flare

Model No.	Description	Color
PI4512F4S	⅜”T × ¼”F	G
PI4512F6S	⅜”T × ⅜”F	G

Female Cross

Model No.	Description	Color
PI4712S	⅜”T – All Sides	G

End Stop

Model No.	Description	Color
PI4608S	¼”T	G
PI4612S	⅜”T	G

Barb Connector

Model No.	Description
CI270808W	¼” Superseal × ¼” Hose

Dividers and U-Bend

Model No.	Description	Color
PI2312S	⅜”T In & Out Two-Way Divider	G
PI491612S	½”T In × ⅜"T Out Three-Way Divider	G
PIUB16S	½” In & Out U-Bend	G

Faucet Connectors UNS Thread

Model No.	Description
CI3208U7S	¼”T × ⁷/16” Thread
CI3212U7S	⅜”T × ⁷/16” Thread

Tube to Hose Stem

Model No.	Description	Color
PI250808S	¼”S × ¼” Hose	G
PI251208S	⅜”S × ¼”Hose	G
PI251212S	⅜”S × ⅜”Hose	G
PI251216S	⅜”S × ½”Hose	G
PI251612S	½”S × ⅜”Hose	G
PI251616S	½”S × ½”Hose	G

Tube to Hose Elbow

Model No.	Description	Color
PI290808S	¼”S × ¼” Hose	G
PI291208S	⅜”S × ¼” Hose	G

Collet Covers

Model No.	Size	Color
PI1908B	¼”	Blue
PI1908R	¼”	Red
PI1908S	¼”	Gray
PI1908Y	¼”	Yellow
Model No.	Size	Color
PI1912B	⅜”	Blue
PI1912R	⅜”	Red
PI1912S	⅜”	Gray

Locking Clips

Model No.	Description
PIC1808R	For ¼” Tubing
PIC1812R	For ⅜” Tubing
PIC1816R	For ½” Tubing

Other Fitting Components & Support

Model No.	Description
PI2808S	Half Cartridge ¼”
TS250000S	Tube Support ¼”
CP-C081-DG	¼” Collet – Gray
CP-C121-DG	⅜” Collet – Gray
CP-C161-DG	½” Collet – Gray
Model No.	Description.
TSPIT001	Release Tool ¼”&⅜”
CP-R081-S	¼” O-Ring
CP-R121-S	⅜” O-Ring
CP-R161-S	½” O-Ring

Benefits of John Guest Quick Connect Fittings

Quick-Connect collet locking system provides a reliable connection in moments, without the use of tools
Lead Free
Quick disconnection without the need for tools
High chemical resistance

John Guest Quick Connect Fittings Features

Push-fit technology
The fittings are manufactured in gray acetal copolymer with food grade nitrile O-ring, making them especially suitable for applications involving foodstuff and potable liquids.
Accepted by almost all the world's beer and beverage producers and by the manufacturers of drinks dispense equipment, John Guest products have quality and performance approvals from leading testing and acceptance authorities.

John Guest Fittings are NSF Certified John Guest ISO 9001 Food WRAS Certified

Applications for John Guest Quick Connect Fittings

Point of Use (POU) Drinking Water Systems
Home RO Systems
Commercial RO Systems
Point of Entry (POE) Water Filtration Systems
Office
Institutions
Lab
Water Purification
Ice Makers
Beverage Dispensing
Vending & OCS
R.V.
Marine
Car Washing Systems

John Guest

Benefits of John Guest Quick Connect Fittings

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