Barb Fitting For Soft Tubes M-3AU-3, -4 Mini Fitting

Brand :

SMC

Caution

The minimum order quantity varies depending on the selected model. Please check the quotation / order screen for details.
Refer to the catalog for product specifications.
Product images may be representative images. Refer to the catalog for details.

Product Description

A miniature fitting that can be removed without the use of tools.
[Features]
· A barb fitting for soft tubes.
· Compact piping space.
[Applications]
· Soft nylon and polyurethane tube piping.

Mini Fitting M Specifications

M-3AU-3

M-3AU-3 external appearance

M-3AU-3 dimensional drawing (units: mm)

Effective cross-sectional area: 0.9 mm²
Weight: 0.6 g

Soft nylon tube and polyurethane tube piping
Soft nylon tube: ø3.18/ø2.18 (applicable tube outer diameter: 3.18 mm / applicable tube inner diameter: 2.18 mm) × M3
Polyurethane tube: ø3.18/ø2 (applicable tube outer diameter: 3.18 mm / applicable tube inner diameter: 2 mm) × M3

M-3AU-4

M-3AU-4 external appearance

M-3AU-4 dimensional drawing (units: mm)

Effective cross-sectional area: 0.9 mm²
Weight: 0.7 g

Soft nylon tube and polyurethane tube piping
ø4/ø2.5 (applicable tube outer diameter: 4 mm / applicable tube inner diameter: 2.5 mm) × M3

Common Specifications

Applicable tube material		Soft nylon ^{Note 1:}		Polyurethane
Applicable tube outer diameter / inner diameter	For M3	ø3.18/ø2.18	ø4/ø2.5	ø3.18/ø2 ø4/ø2.5
Usable fluids		Air, water ^{Note 5:}
Maximum operating pressure (at 20°C)		1 MPa		0.8 MPa
Ambient temperature and working fluid temperature		-5 to 60°C, For water: 0 to 40°C (no freezing)
Connection size		M3
Thread		JIS B0205 - Class 2 (metric coarse thread) JIS B0203 (tapered thread for pipes/tubes)

Note 1: Water cannot be used for soft nylon tubes.
Note 5: Water cannot be used for barb fittings, barb elbows or barb elbows (H).

Units: mm

Main Component Materials

- Body: C3604BD
- Gasket: Nylon 66 / GF30%, SUS304/NBR (PVC for M3 only)

*See the manufacturer's catalog for information not detailed above.