How to Identify and Measure Fittings
Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.
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Brass Push-to-Connect Fittings for Food, Beverage, and Dairy

- Temperature Range: 5° to 370° F
- Tubing: Use with FEP, Nylon, Polyethylene, or PTFE Plastic
- Specifications Met:
Brass Fittings: NSF/ANSI 169, EC Regulation 1935/2004, DM 174/2004
Nickel-Plated Brass Fittings: NSF/ANSI 169
Made of brass, these fittings withstand frequent washdowns in food-processing applications. They also adhere to NSF/ANSI safety standards, so they’re safe to use with food, beverages, and dairy. Also known as instant fittings, they connect to plastic tubing with a push, and an internal gripping ring and O-ring hold the tubing tight. To disconnect them, push the release ring and pull the tubing out of the fitting.
Unplated brass fittings meet European Union standards for food safety and Italian standards for drinking water.
For technical drawings and 3-D models, click on a part number.

Release Ring | Brass | |||||
---|---|---|---|---|---|---|
For Tube OD, mm | Pipe Size | Material | Color | Max. Pressure | Each | |
BSPP Threads | ||||||
4 | 1/8 | Plastic | White | 290 psi @ 72° F | 00000000 | 00000 |
6 | 1/8 | Plastic | White | 290 psi @ 72° F | 00000000 | 0000 |
6 | 1/4 | Plastic | White | 290 psi @ 72° F | 00000000 | 0000 |
6 | 3/8 | Plastic | White | 290 psi @ 72° F | 00000000 | 00000 |
8 | 1/4 | Plastic | White | 290 psi @ 72° F | 00000000 | 0000 |
8 | 3/8 | Plastic | White | 290 psi @ 72° F | 00000000 | 00000 |
BSPT Threads | ||||||
6 | 1/8 | Plastic | White | 290 psi @ 72° F | 00000000 | 0000 |
8 | 1/4 | Plastic | White | 290 psi @ 72° F | 00000000 | 0000 |

Fittings with intermittent swivel rotate 360° to prevent kinking and allow systems to move.
Inline tees are also known as branch tees.
Crimping Tools for Press-Connect Fittings for Copper Tubing
Create a leak-tight seal without using heat or solder. Slide copper tubing into a press-connect fitting and use these tools to crimp the connection.
Crimping tools seal the fitting in less than five seconds. Lightweight and cordless, you can take these tools to any job. Access your connection from any angle using the pivoting head.
Crimping tools come with two 2.5-amp-hrs.-capacity batteries. Upgrade to a 5-amp-hrs.-capacity battery for over 500 crimps per charge.

Jaws fit directly into a crimping tool to clamp copper tube sizes 1/2 to 2.
Copper tube size is the accepted designation of the copper tubing industry, not the actual tube OD.

Use rings for copper tube sizes 2 1/2 to 4. Clip the ring around the fitting and use the included ring actuator jaw and crimping tool (sold separately) to press the open ends together.
Copper tube size is the accepted designation of the copper tubing industry, not the actual tube OD.
For Copper Tube Size | For Tube OD | Includes | Compatible With | Each | |
2 1/2, 3, 4 | 2 5/8", 3 1/8", 4 1/8" | Three Rings (2 1/2-4 Copper Tube Size) One Ring Actuator Jaw | Viega ProPress XL-C | 00000000 | 000000000 |

Jaws fit directly into a crimping tool to clamp copper tube sizes 1/2 to 2.
Copper tube size is the accepted designation of the copper tubing industry, not the actual tube OD.
Battery | |||||||||
---|---|---|---|---|---|---|---|---|---|
For Copper Tube Size | For Tube OD | Voltage | No. Included | Cap., amp-hrs. | Battery Charger Included | Battery Charging Time, min. | Compatible With | Each | |
1/2, 3/4, 1, 1 1/4, 1 1/2, 2 | 5/8", 7/8", 1 1/8", 1 3/8", 1 5/8", 2 1/8" | 18V DC | 2 | 3 | Yes | 39 | Viega ProPress | 00000000 | 000000000 |