Area of use

Fittings for connecting steel pipes in liquid heating and cooling system.

Description

The fittings are available with internal or external threads and also as equal connector. For systems containing oil an O-ring in NBR is available as a accessorie.

Technical data

Max temperature
120°C
Min temperature
5°C
Pressure class
PN16
Dimensions
External      DN10-50
Internal       DN10-50
Joint:           DN15-15
ROT:             DN10-32
Material
External parts:              Brass
Internal parts:               Brass CW602
O-rings:                           EPDM
Compression:                Stainless steel

Tolerance (Limits)

DN Upper Lower
10 17,5 16,7
15 21,8 21
20 27,3 26,5
25 34,2 33,3
32 42,9 42
40 48,8 47,9
50 60,8 59,7

Order designations

RSK – number Article number Designation Description
154 14 48 4290701 Steel pipe fitting DN 10 external thread
154 14 49 4290801 Steel pipe fitting DN 15 external thread
154 14 50 4290901 Steel pipe fitting DN 20 external thread
154 14 51 4291001 Steel pipe fitting DN 25 external thread
154 14 52 4291101 Steel pipe fitting DN 32 external thread
154 14 53 4291201 Steel pipe fitting DN 40 external thread
154 14 54 4291301 Steel pipe fitting DN 50 external thread

 

RSK- number Article number Designation Description
154 14 41 4290001 Steel pipe fitting DN 10 internal thread
154 14 42 4290101 Steel pipe fitting DN 15 internal thread
154 14 43 4290201 Steel pipe fitting DN 20 internal thread
154 14 44 4290301 Steel pipe fitting DN 25 internal thread
154 14 45 4290401 Steel pipe fitting DN 32 internal thread
154 14 46 4290501 Steel pipe fitting DN 40 internal thread
154 14 47 4290601 Steel pipe fitting DN 50 internal thread

 

RSK – number Article number Designation Description
154 14 55 4291401 Steel pipe fitting DN 15 joint
154 14 56 4291501 Steel pipe fitting DN 20, joint
154 14 57 4291601 Steel pipe fitting DN 25 joint
154 14 58 4291701 Steel pipe fitting DN 32 joint
154 14 59 4291801 Steel pipe fitting DN 40 joint
154 14 60 4291901 Steel pipe fitting DN 50 joint

 

RSK-number Article number Designation Description
154 14 61 4290601 Steel pipe fitting DN 15 to external DN 10
154 14 62 4294701 Steel pipe fitting DN 20 to external DN 15
154 14 63 4294801 Steel pipe fitting DN 25 to external DN 20
154 14 64 4294901 Steel pipe fitting DN 32 to external DN 25

 

RSK-number Article number Designation Description
154 11 20 4730810 O-ring DN 10
154 11 21 4736302 O-ring DN 15
154 11 22 4736303 O-ring DN 20
154 11 26 4736304 O-ring DN 25
154 11 23 4736305 O-ring DN 32
154 11 24 4736306 O-ring DN 40
154 11 25 4736307 O-ring DN 50

 

RSK-number Article number Designation Description
154 11 28 4730630 O-ring NBR DN 10
154 11 29 4730631 O-ring NBR DN 15
154 11 30 4730632 O-ring NBR DN 20
154 11 31 4730633 O-ring NBR DN 25
154 11 32 4730634 O-ring NBR DN 32
154 11 33 4730635 O-ring NBR DN 40
154 11 34 4730636 O-ring NBR DN 50