SFF
Hex Socket Flange Head Screw Plugs – Steel
Dimension Drawing
Dimensions/Specifications/CAD
| Part Number | G(PF) Normal of Thread | L | D1 | L1 | D2 | B | t | Lb | O-ring No. | Recommended Torque (N・m) | Qty per Pack | Mass (g) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SFF-1 | G 1/8 | 10 | 16 | 4 | 8.2 | 5 | 3 | 2 | P8 | 14.7 | 1 | 9 |
| SFF-2 | G 1/4 | 12 | 21 | 4 | 11.2 | 6 | 4 | 2.5 | P11 | 29.4 | 1 | 17 |
| SFF-3 | G 3/8 | 12 | 24 | 4 | 14.2 | 8 | 5 | 2.5 | P14 | 49 | 1 | 27 |
| SFF-4 | G 1/2 | 16 | 30 | 4 | 18.2 | 10 | 6 | 2.5 | P18 | 78.5 | 1 | 54 |
| SFF-6 | G 3/4 | 16 | 40 | 5 | 23.7 | 12 | 7 | 3.5 | P24 | 147 | 1 | 90 |
| SFF-8 | G1 | 21 | 45 | 5 | 29.2 | 17 | 10 | 3.5 | P29 | 245 | 1 | 177 |
Material/Finish
| SFF | SFFS | |
|---|---|---|
| Main Body | SCM435（Hardness 32-42 HRC） Ferrosoferric Oxide Coating（Black） | SUS304 |
Application
Hydraulic equipment, pneumatic machinery and equipment
Characteristics
- Screw plugs for high-power hydraulic applications.
- SFF is made of steel and can be used in highpressure applications up to 49 MPa.
Usage example
Mounting method
| G（PF） | D | h |
|---|---|---|
| G1/8 | 11.6 | 2 |
| G1/4 | 15.6 | 2.5 |
| G3/8 | 18.6 | 2.5 |
| G1/2 | 22.6 | 2.5 |
| G3/4 | 29.8 | 3.5 |
| G1 | 35.8 | 3.5 |
