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A miniature tube fitting from SMC Corporation.
[Features]
· Compact piping space.
· The body freely rotates 360° around the axis, allowing it to be fixed at any angle.
· Small and can be removed without tools.
Part Number
Configured Part Number is shown.

Universal Nipple M-5UN outline drawing

Mini Fitting M series structure
| Applicable tube material | Nylon | Soft nylon Note 1: | Polyurethane | Super PFA Note 2: | FEP Note 3: | Modified PTFE Note 4: | ||
|---|---|---|---|---|---|---|---|---|
| Applicable tube outer diameter / inner diameter | For M3 | - | ø3.18/ø2.18 | ø4/ø2.5 | ø3.18/ø2 ø4/ø2.5 | - | - | - |
| For M5 and R1/8 | ø4/ø2.5 ø6/ø4 | ø4/ø2.5 ø6/ø4 | ø3.18/ø2 ø4/ø2.5 ø6/ø4 | ø6/ø4 | ø4/ø2.5 ø6/ø4 | ø4/ø2.5 ø6/ø4 | ||
| Usable fluids | Air, water Note 5: | |||||||
| Maximum operating pressure (at 20°C) | 1.5 MPa | 1 MPa | 0.8 MPa | 1 MPa | 1.5 MPa | 1.4 MPa | ||
| Ambient temperature and working fluid temperature | -5 to 60°C, For water: 0 to 40°C (no freezing) | |||||||
| Connection size | M3, M5, R1/8 | M5, R1/8 | ||||||
| Thread | JIS B0205, Class 2 (metric coarse thread) JIS B0203 (tapered thread for pipes/tubes) | |||||||
Note 1) For soft nylon tube, water cannot be used.
For Note 2, Note 3 and Note 4, use only hose nipple types.
Note 5: Water cannot be used for barb fittings, barb elbows or barb elbows (H).
| Materials | Body | C3604BD (SUS303 for M-3N and M-5N nipples) |
|---|---|---|
| Gasket | Nylon 66 / GF30%, SUS304/NBR (PVC for M3 only) |
| Part Number |
|---|
| M-5UN |
| M-5UN-X83 |
| M-5UN-X112 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Material | Gasket Material | Made to Order Specifications | Screw Pitch (mm) |
|---|---|---|---|---|---|---|---|---|
MYR 22.40 | 10 Piece(s) | 43 Day(s) | [Copper] Brass | PVC | N/A | - | ||
MYR 18.76 | 10 Piece(s) | 14 Day(s) or more | [Copper] C3604BD | - | - | 0.8 | ||
- | 10 Piece(s) | Quote | [Copper] C3604BD | SUS316 + Special FKM | - | 0.8 |
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| Connection Types | Screw⇔Screw Connection | Screw <=> Screw Connection Shape | Universal Nipple | Connection screw | M |
|---|
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