Accessories · Accessory
Dairy coupling MMS with hose tail
Dairy coupling type MMS to DIN 11851 with union nut and female round thread (DIN 405-1). The hose tail is a combination tail with serrated shank and safety collar, so the hose can be secured with a swaging ferrule or a clamp. The coupling is made of stainless steel 1.4404, the union nut of stainless steel 1.4301. Available for hoses with inner Ø 25 to 102 mm and a working pressure of 40 bar up to 38 mm and 25 bar above. The counterpart is the VMS part with male thread.
- Stainless steel
- DIN 11851
- Safety collar
Technical specifications
The product's key specifications are briefly summarised below.
| Type | Dairy coupling MMS with union nut and hose tail |
|---|---|
| Material | Stainless steel 1.4404; union nut 1.4301 |
| Thread | Dairy round thread to DIN 405-1, female |
| Standard | DIN 11851 |
| Working pressure | 40 bar (Ø 25 to 38 mm), 25 bar (Ø 51 to 102 mm) |
| Manufacturer SKU | 5547 |
Dimensions and ordering
The table shows the standard sizes of the dairy coupling MMS.
| Inner Ø |
Thread | Working pressure |
Weight |
Article no. |
|---|---|---|---|---|
| 25 | Rd 52 x 1/6" | 40 | 0.333 | 5547025000 |
| 32 | Rd 58 x 1/6" | 40 | 0.418 | 5547032000 |
| 38 | Rd 65 x 1/6" | 40 | 0.52 | 5547038000 |
| 51 | Rd 78 x 1/6" | 25 | 0.752 | 5547050000 |
| 63 | Rd 95 x 1/6" | 25 | 1.244 | 5547063000 |
| 76 | Rd 110 x 1/4" | 25 | 1.657 | 5547075000 |
| 102 | Rd 130 x 1/4" | 25 | 2.803 | 5547100000 |
Inner Ø is the hose's inner diameter. The thread is dairy round thread (Rd) to DIN 405-1, given as outer diameter in mm and pitch in inches. Weight is per piece.
Frequently asked questions
What is the difference between MMS and VMS?
The MMS part has a union nut with female thread, the VMS part has a male thread. Together with a gasket they form a dairy coupling to DIN 11851.
Which size should I choose?
Choose by the hose's inner diameter. The thread in the table must match the counterpart.