Combined Shape
Combined Shape


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VSH XPress CuNi straight union (press x female thread)

VSH XPress CuNi straight union (press x female thread)


The VSH XPress CUN7538 is a CuNi straight union connector with a press and a female thread end. VSH XPress CuNi is suitable for use in salt water, making it ideal for shipbuilding applications. These fittings are provided with a brown NBR O-ring. VSH XPress provides a complete piping system suitable for every conceivable application.

  • Insert stop: stop edge for pipe end
  • Provided with all relevant approvals




shipbuilding industry


Bureau Veritas DNV-GL Lloyds Register RINA
item number size weight dimensions packaging gtin
7502000 15xRp1/2" 0.19 kg 50x30x30 mm bag (5 pce) 08711985359572
7502011 18xRp1/2" 0.19 kg 55x35x35 mm bag (5 pce) 08711985359589
7502022 22xRp3/4" 0.28 kg 68x40x40 mm bag (2 pce) 08711985359596
7502033 28xRp1" 0.52 kg 65x50x50 mm bag (2 pce) 08711985359602
7502044 35xRp5/4" 0.56 kg 73x53x53 mm bag (1 pce) 08711985359619
7502055 42xRp3/2" 0.93 kg 80x60x60 mm bag (1 pce) 08711985359626
7502066 54xRp2" 0.95 kg 90x75x75 mm bag (1 pce) 08711985359633
color copper
materials copper-nickel (Cuni10Fe1.6Mn)
finishing none
manufacturer Aalberts integrated piping systems B.V. (VSH)
shape straight
connection type press (M), Rp - female thread cylindrical (BSPT)
sealing NBR (Nitrile)
product group fittings (union)
ETIM class EC003024 Fitting with 2 connections
HS code 74122000
brand VSH
series XPress CuNi
type CUN7538
label value
ETIM class EC003024 Fitting with 2 connections
Material connection 1 CuNiFe
Material quality connection 1 CuNi10Fe1.6Mn
Surface protection connection 1 Untreated
Surface treatment connection 1 Untreated
Material connection 2 CuNiFe
Material quality connection 2 CuNi10Fe1.6Mn
Surface protection connection 2 Untreated
Surface treatment connection 2 Untreated
Shape Straight
Model 3-part
Reducing No
Eccentric No
System specific Yes
Connection 1 Press sleeve
Contour code connection 1 M
Connection 2 Internal thread cylindrical BSPT-Rp (ISO 7-1 / EN 10226-1)
Flange compression class PN 16
Material sealing NBR (nitrile rubber)
With buffer stud No
High tensile strength Yes
Medium temperature (continuous) -20°C - 95°C
Medium temperature (continuous) (imperial) -4°F - 203°F
Max. operating pressure at 20 °C 16bar
Max. operating pressure at 20 °C (imperial) 232.06psi
With thermal insulation No
With sealing rings/gaskets Yes
Capped No
With connection indicator No
FM quality mark No
LPCB quality mark No
ULC quality mark No
UL quality mark No
DIN-CERTCO certificate No
VdS quality mark No
With approval for TÜV No
DVGW quality mark for gas No
DVGW quality mark for water No
Certified according to NF 545 No
KIWA certified No
Gastec QA mark No
KOMO certified No
Type approval according to BBR/EKS No