Miniature Regulator ARJ1020F Series

Caution
- Refer to the catalog for details on product specifications.
- Product images may be representative. Refer to the manufacturer's catalog for details.
Product Description
The Miniature Regulator ARJ1020F Series is both compact and lightweight (16 g).
[Features]
· Low cracking pressure 0.02 MPa.
· Standard specification equipped with backflow function.
Miniature Regulator ARJ1020F Series Details

ARJ1020F-M5-04: product images

ARJ1020F-M5-06: product images
Miniature Regulator ARJ1020F Series Specifications
| Model | ARJ1020F | ||
|---|---|---|---|
| Connection port size | IN side | M5 (male thread) | |
| OUT side (applicable tubing outer diameter) | ø4 (diameter 4 mm) | ø6 (diameter 6 mm) | |
| Applicable fluids | Air | ||
| Proof pressure | 1.2 MPa | ||
| Maximum operating pressure | 0.8 MPa | ||
| Set pressure range | Standard: 0.1 to 0.7 MPa | ||
| 0.2‑MPa setting: 0.05 to 0.2 MPa | |||
| Ambient temperature and working fluid temperature | -5 to +60°C (no freezing) | ||
| Structure | Relieving type | ||
| Weight (kg) | 0.015 | 0.016 | |
| Cracking pressure (valve body) | 0.02 MPa | ||
| Maximum effective area (OUT → IN) | 1.8 mm2 | ||
| Applicable tubing material Note) | Nylon, soft nylon, polyurethane | ||
Note) Take note of the maximum operating pressure for each of the materials when using soft nylon or polyurethane.
Model Number Notation

Model number example
Structural Drawings / Dimensional Drawings
(Unit: mm)

Miniature Regulator ARJ1020F Series: structural drawings / dimensional drawings
Component Parts
| Number | Part name | Materials | Additional notes |
|---|---|---|---|
| 1 | Main body | PBT | - |
| 2 | Valve guide | Brass | Electroless nickel plating |
| 3 | Piston | Polyacetal | - |
| 4 | Bonnet | Brass | Electroless nickel plating |
| 5 | Handle | Brass | Electroless nickel plating |
| 6 | Spring (pressure-regulating) | Steel wire | Zinc chromate |
| 7 | Valve | Brass | Rubber lined |
| 10 | Nipple | Brass | Electroless nickel plating |
Replacement Parts
| Number | Part name | Materials | Part number |
|---|---|---|---|
| 7 | Valve | Brass, HNBR | 13434-30#1 |
| 8 | Gasket | Stainless steel NBR | P233014-04 |
| 9 | Spring | Stainless steel | 134313 |
- *When replacing valves and springs, remove the nipple first. Note that adhesive has been applied to the nipple thread part.
External Dimensions Table
| Model | A | B | C | D | E | F | G | H | J | K |
|---|---|---|---|---|---|---|---|---|---|---|
| ARJ1020F-M5-04 | 21 | 10.4 | 4 | M5 × 0.8 | 6 | 10.6 (width across flats: 10) | 3.5 | 15.5 | 50 | 17.2 |
| ARJ1020F-M5-06 | 22 | 12.8 | 6 |
(Unit: mm)