	System of Measurement System of Measurement

Inch

Metric

	For Tube OD For Tube OD

	Shape Shape


Straight	90° Elbow

Tee	Wye

Cap/Plug	Manifold

45° Elbow	Double 90° Elbow

Cross	Double Wye

180° Bend

	Pipe Size Pipe Size

	Thread Type Thread Type

	For Use With For Use With

	Connection Type Connection Type


Tube	Pipe

	Type Type


Adapter	Connector

Reducer	Plug

Cap	Reducing Adapter

	Connection Style Connection Style

	Material Material

	Gender Gender

Female

Male

	For Tube Material For Tube Material

Plastic

Rubber

	Push-to-Connect Type Push-to-Connect Type


Standard	Tube Stem

	Release Ring Color Release Ring Color

	Black		Blue
	Orange		Gray
	Green		White
	Red

	Maximum Pressure Maximum Pressure

	For Tube Hardness Rating For Tube Hardness Rating


Firm	Hard

	Release Ring Material Release Ring Material

	Maximum Vacuum Maximum Vacuum

28 in. of Hg @ 72° F

29 in. of Hg @ 72° F

Not Rated

	Maximum Temperature Maximum Temperature

	Minimum Temperature Minimum Temperature

	Color Color

	Black		Gray
	White		Red
	Orange		Blue
	Green

	O-Ring Material O-Ring Material

Buna-N Rubber

Fluoroelastomer Rubber

EPDM Rubber

	For Tube Hardness For Tube Hardness

Durometer 90A-
Rockwell R110

Durometer 50D-70D

Durometer 90A-50D

Durometer 85D-95D

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3,398 Products

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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3,398 Products

How to Identify and Measure Fittings

Tube Fittings for Plastic and Rubber Tubing