Miniature Tubing | McMaster-Carr

	System of Measurement System of Measurement

Inch

Metric

	ID ID

	OD OD

	Wall Thickness Wall Thickness

	Material Material

Stainless Steel

Plastic

Brass

	Gauge Gauge

3
4
5
6
7
8
9
10
11
11.5
12
12.5
13
13.5
14
14.5
15
15.5
16
16.5
17
17.5
18
18.5
19
19.5
20
20.5
21
21.5
22
23
24
25
26
27
28
29
30
31
32
33

	Form Form

Straight

90° Bend

Coil

	Shape Shape


Round Tube	Rectangular Tube

Hex Tube

	For Use With For Use With

	Temper Rating Temper Rating

	Maximum Pressure Maximum Pressure

	Fabrication Fabrication

Welded

Cold Worked

Seamless

	Maximum Temperature Maximum Temperature

	Minimum Temperature Minimum Temperature

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Specifications Met Specifications Met

ASTM

Fed. Spec.

	Length Length

	Flareable Flareable

Yes

	Sterilize With Sterilize With

Steam (Autoclaving)

Radiation

	Hardness Rating Hardness Rating

Firm

Not Rated

	Hardness Hardness

Durometer 90A

Rockwell B95

Not Rated

	Outside Width Outside Width

	Inside Width Inside Width

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305 Products

About Metal Tubing

Miniature Stainless Steel Tubing

Extreme-Pressure Miniature Stainless Steel Tubing

This tubing withstands high pressures up to 13,700 psi. It is also known as capillary tubing.

Miniature Stainless Steel Tubing with 90° Bend

This tubing has a 90° bend that holds its shape.

Miniature Stainless Steel Tubing with Polished Exterior

The outside of this tubing is polished to a high-luster finish for a shiny appearance.

Miniature Stainless Steel Tubing for Corrosive Gases

A thin layer of silicon on the interior provides a smooth surface and offers protection against corrosive gases.

Precision Stainless Steel Tubing

This tubing is made to tighter tolerances than other stainless steel tubing.

Miniature Firm Plastic Tubing for Air and Water

Use this micro-sized tubing for delicate, precision applications.

Ultra-Formable 260 Brass

Ultra-Formable 260 Brass Round Tubes

The most formable brass we offer, 260 offers better weldability than 300 series brass but it’s not as machinable. Sometimes called cartridge brass, it's commonly used for ammunition casings, radiator components, and decorative door hardware.

About Metal Tubing

Tubing and Tube Fittings

Miniature Stainless Steel Tubing

Extreme-Pressure Miniature Stainless Steel Tubing

Miniature Stainless Steel Tubing with 90° Bend

Miniature Stainless Steel Tubing with Polished Exterior

Miniature Stainless Steel Tubing for Corrosive Gases

Precision Stainless Steel Tubing

Miniature Firm Plastic Tubing for Air and Water

Ultra-Formable 260 Brass

Ultra-Formable 260 Brass Round Tubes

Ultra-Formable 260 Brass Rectangular Tubes

Ultra-Formable 260 Brass Hex Tubes