Dairy couplings are standardized couplings most commonly used in the food industry
according to
DIN 11851 or Dairy Thread. |
|
![dairy couplings, DIN 11851, sanitary couplings, hygienic couplings](http://www.frankberg.nl/images/melkslang2.jpg) |
|
Male weld |
Threaded ferrule |
![male weld, liner weld, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/lasdraadstuk.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
DN125 |
5" |
DN150 |
6" |
DN200 |
8" |
|
|
Liner weld |
Conical ferrule |
![conical ferrule, liner weld, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/laspuntstuk.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
DN125 |
5" |
DN150 |
6" |
DN200 |
8" |
|
|
![](images/grey-dot.jpg) |
|
|
Nut |
DIN 11851 Nut
Available in AISI 304 and AISI 316 |
![nut, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/wartel.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
DN125 |
5" |
DN150 |
6" |
DN200 |
8" |
|
|
Blank nut |
DIN 11851 Blind nut
Available in AISI 304 and AISI 316 |
![blank nut, blind nut, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/blindkap-din11851.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
DN125 |
5" |
DN150 |
6" |
DN200 |
8" |
|
|
![](images/grey-dot.jpg) |
|
|
Male threaded x male |
|
![male thread, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/inschroefdraadstuk.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
DN125 |
5" |
DN150 |
6" |
DN200 |
8" |
|
|
Male threaded x female |
|
![female thread, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/opschroefdraadstuk.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
DN125 |
5" |
DN150 |
6" |
DN200 |
8" |
|
|
![](images/grey-dot.jpg) |
|
|
Hose tail |
|
![hose tail, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/slangpilaarpuntstuk.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼" |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
DN125 |
5" |
DN150 |
6" |
DN200 |
8" |
|
|
Concentric reducer |
|
![concentric reducer, dairy coupling, din 11851](http://www.frankberg.nl/images/concentric-reducer.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼" |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
DN125 |
5" |
DN150 |
6" |
DN200 |
8" |
|
|
![](images/grey-dot.jpg) |
|
|
Elbow DIN 11851 |
180 Degree bend with Dairy connections |
![Bend with Dairy connections, DIN 11851, elbow, dairy coupling bend](http://www.frankberg.nl/images/dairy-bend.jpg) |
Stainless steel elbow available in
90 and 180 degrees bend.
|
Quality: AISI 304 or AISI 316 |
|
|
Liner with hose tail |
Made from HDPE |
![plastic hose tail, HDPE, liner with hose tail](http://www.frankberg.nl/images/hdpe-punststuk-ani.gif) |
Available in 25mm and 50mm |
|
|
|
|
|
Sight glasses |
|
![sight glass, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/kijkglas.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
|
|
DIN11851 sight glass |
|
![sight glass, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/kijkglas2.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
|
|
|
|
Butterfly valves |
Butterfly valve with 2x welded male thread. In 304L or 316L |
![valves, butterfly valve, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/vlinderklep.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
|
|
Seals |
NBR seals |
![seals, DIN 11851, Dairy coupling, dairy connection, dairy thread](http://www.frankberg.nl/images/nbr-ringen.jpg) |
Size DIN |
Inch |
DN10 |
3/8" |
DN15 |
1/2" |
DN20 |
3/4" |
DN25 |
1" |
DN32 |
1 ¼ " |
DN40 |
1½ " |
DN50 |
2" |
DN65 |
2½" |
DN75 |
3" |
DN80 |
3" |
DN100 |
4" |
DN125 |
5" |
DN150 |
6" |
DN200 |
8" |
|
|
![](images/grey-dot.jpg) |
Food grade Dairy hoses |
![Food Grade hoses for foodstuff applications, FDA hoses, dairy hose, milk hose, pharmaceutical hoses](http://www.frankberg.nl/images/melkslang2.jpg) |