Double fittings

High pressure fittings

DERC Salotech designs, manufactures and offers a wide range of stainless steel adapters, fittings and manifolds till 4000 bar for the high pressure waterjetting, oil and gas industry.


No thread type or size, known in our industry, is strange for us. We manufacture all sorts. The delivery program is endless with all possible sizes and different thread models used in this industry like BSP, NPT, Metric, UNF and UNC. 

Standard assortment 

The tables below show just a sample of what we can provide, this is our standard assortment what we can deliver quickly from stock. Every other size or threads can made by our engineers and in our own factory.

Double fittings BSP conical
Connection Length
Max. pressure
Part number
1/8" 50 mm 10 mm 1500 bar NI.18M.18M
1/4" 35 mm 17 mm 1500 bar NI.14M.14M
3/8" 40 mm 19 mm 1500 bar NI.38M.38M
1/2 44 mm 27 mm 1500 bar NI.12M.12M
3/4" 62 mm 41 mm 1500 bar NI.34M.34M
1" 68 mm 41 mm 500 bar NI.01M.01M

Double Fittings BSP flat face
Connection Length
Max. pressure
Part number
1/8" 35 mm 13 mm 1500 bar NI.18MV.18MV
1/4" 38 mm 17 mm 1500 bar NI.14MV.14MV
3/8" 50 mm 22 mm 1500 bar NI.38MV.38MV

Double Fittings metric
Connection Length
Max. pressure
Part number
M7x1 34 mm 8 mm 1500 bar NI.07M.07M
38 mm 8 mm 1500 bar NI.10M.10M
45 mm 19 mm 4000 bar NI.M16M.M16M
50 mm 27 mm 1500 bar NI.22M.22M
50 mm 27 mm 1500 bar NI.24M.24M
65 mm 41 mm 1500 bar NI.36M.36M
M42x2 75 mm 46 mm 1000 bar NI.42M.42M 

Double Fittings NPT
Connection Length
Max. pressure
Part number
1/16"  25 mm 8 mm 1000 bar NI.116NPD.116NM
1/8" 34 mm 13 mm 1000 bar NI.18NM.18NM
40 mm 17 mm 1000 bar NI.14NM.14NM
50 mm 19 mm 1000 bar NI.38NM.38NM
52 mm 24 mm 1000 bar NI.12NM.12NM
60 mm 30 mm 1000 bar NI.34NM.34NM
75 mm 41 mm 800 bar NI.01NM.01NM

Double Fittings UNF
Connection Length
Max. pressure
Part number
1/4" - 28 UNF 45 mm 8 mm 2800 bar NI.14UML14UML
3/8" - 24 UNF
65 mm 13 mm 2000 bar NI.38UM.38UM
5/16" - 24 UNF
30 mm 8 mm 1000 bar NI.516UM.516UM
7/16" - 20 UNF*
37 mm 13 mm 2800 bar NI.716HP.716HP
9/16" - 18 UNF*
35 mm 17 mm 3450 bar NI.916M.916M

*Not conical


All the double fittings are made of stainless steel and designed and engineered by our engineers. All what is produced by us is made according drawings and has its unique part number. Everything is designed according the latest quality standards and the requirements for high pressure water jetting and oil and gas industry. Further all products we produce are marked with our company branding, part number, maximum working pressure and thread connections for safety and traceability. 


All the products we produce are manufactured with our up to date machine park according the latest quality standards. All necessary caliber’s, control and measurement checks have been done before it leaves our factory. Our production people are trained and up to date with the latest production standards and techniques. 

Testing and Certificates

The products which DERC Salotech manufactures are engineered and calculated to withstand the maximum working pressure which they are designed for. Batch wise we also test our standard products by means of a hydro static pressure tests. These hydro static test rigs we have at our factory. All products we produce can be supplied if required with pressure test certificates. 

If you have any questions or requirements on special products, please do not hesitate to contact us!


Like to know more about the high pressure Double Fittings?

Contact DERC Salotech +31 (0)186 62 14 84.


In house engineering


Produced in own factory


BSP conical


BSP flat face







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