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SKF IR
Screw coupling (fixed)
Product image
Properties
| Application |
General application, e.g. in industry, construction machinery, agricultural technology etc. |
| Connection 1 |
BSP cylindrical internal threads |
| Sealing form 1 |
for screw-in pins with shapes A, B and if necessary E |
| Residual pressure: |
Coupling under residual pressure is possible |
| Material |
Steel |
| Surface |
electro galvanised |
Description
Screw couplings are designed for high pressures and pressure pulses.
It is recommended to combine only couplings same manufacturer.
Item
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 Identification |
Size | DN* | Connecting thread | Coupling thread | Operating pressure (bar) |
Mineral oil temp. min. (°C) |
Mineral oil temp. max. (°C) |
SF coup.* |
|---|---|---|---|---|---|---|---|---|
| SKF 06 IR 1 | 1 | 6 | G 1/4" -19 | Rd. 24 x 2 | 350,0 | -30 | 100 | 4 |
| SKF 10 IR 2 | 2 | 10 | G 3/8" -19 | Rd. 28 x 2 | 325,0 | -30 | 100 | 4 |
| SKF 10 IR 3 | 3 | 10 | G 3/8" -19 | Rd. 36 x 2 | 300,0 | -30 | 100 | 4 |
| SKF 13 IR 3 | 3 | 12 | G 1/2" -14 | Rd. 36 x 2 | 300,0 | -30 | 100 | 4 |
| SKF 20 IR 4 | 4 | 19 | G 3/4" -14 | Rd. 42 x 2 | 250,0 | -30 | 100 | 4 |
| SKF 20 IR 5 | 5 | 19 | G 3/4" -14 | Rd. 48 x 3 | 250,0 | -30 | 100 | 4 |
| SKF 25 IR 5 | 5 | 25 | G 1" -11 | Rd. 48 x 3 | 250,0 | -30 | 100 | 4 |
| SKF 32 IR 6 | 6 | 31 | G 1.1/4" -11 | Rd. 70 x 3 | 250,0 | -25 | 100 | 4 |
| SKF 40 IR 6 | 6 | 38 | G 1.1/2" -11 | Rd. 70 x 3 | 250,0 | -25 | 100 | 4 |
DN = Nominal diameter, nominal width – SF gek. = Safety factor coupled
Additional information
If fitted correctly, the screw sleeve completely covers the brake ring.
The self-locking thread prevents unwanted loosening due to vibrations.
The robust construction makes them ideal for use in harsh conditions.
Ordering information
Other pressure and temperature figures available on request.
Accessories
- SKF ZUBS
- Dust protection for SKF
- SKF ZUBS AL
- Cap
Spare parts
- SKF BREMSRING
- Brake ring for screw coupling
- SKF ORING
- O-ring for SKF
- SKF STUETZRING
- Support ring for SKF
Product versions
This product is also available in the following designs:
- SKF IR VA
- Screw coupling (fixed), Stainless steel
Disclaimer
Despite careful checking, we cannot guarantee the accuracy of all information included on this site, and we accept no liability.
All data and information in our online catalogue are based on currently valid standards and the regulations from the employer's liability insurance association. Product safety can only be guaranteed when our assembly instructions are carefully observed. Non-adherence to these regulations can affect product operation and functioning and result in a loss of warranty. Our warranty is only valid for HANSA-FLEX products. Our products are constantly subject to further development and technical changes are therefore possible.