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VSH End Feed brass union NEN3258 (solder x male thread)

VSH End Feed brass union NEN3258 (solder x male thread)


The VSH End Feed Brass C1051 is a union connector NEN3258 with a solder and a male thread end. VSH End Feed Brass provides an assortment of fittings for every soft-solder application. High quality and great dimensional accuracy are the top priorities of the VSH End Feed Brass product range.

  • manufactured from first class brass
  • Only applicable for gas
  • provided with all relevant approvals


natural gas heating cooling compressed air solar energy vacuum hydrogen (H2) non-potable water


building installations industry


item number size weight dimensions packaging gtin
0623216 12xR3/8" 0.07 kg 42x28x28 mm bag (10 pce) 08711985002898
0623315 15xR1/2" 0.13 kg 52x35x35 mm bag (10 pce) 08711985002911
0623513 22xR3/4" 0.19 kg 61x43x43 mm bag (5 pce) 08711985002935
item number size d1 DN1 l1 z1 slw1 d2 DN2 z2 slw2
0623216 12xR3/8" 12.0 DN10 13 5 24 17.2 3/8" (DN10) 29 21
0623315 15xR1/2" 15.0 DN12 16 5 30 21.3 1/2" (DN15) 36 27
0623513 22xR3/4" 22.0 DN20 21 6 37 26.9 3/4" (DN20) 40 34
see above for the diagram related to these dimensions
color brass
materials brass (CW617N)
finishing none
manufacturer Aalberts integrated piping systems B.V. (VSH)
shape straight
connection type solder, R - male thread gas conical (BSPT)
sealing Metal sealing
product group fittings (union)
ETIM class EC003024 Fitting with 2 connections
HS code 74122000
country of origin Netherlands
brand VSH
series End Feed
type C1051
UNSPS 40174901
SCIP 9096d92f-2905-489e-9245-022c48ad808b
label value
ETIM class EC003024 Fitting with 2 connections
Material connection 1 Brass
Material quality connection 1 CuZn40Pb2 (CW617N)
Surface protection connection 1 Untreated
Surface treatment connection 1 Untreated
Material connection 2 Brass
Material quality connection 2 CuZn40Pb2 (CW617N)
Surface protection connection 2 Untreated
Surface treatment connection 2 Untreated
Shape Straight
Model 3-part
Reducing No
Eccentric No
System-specific No
Connection 1 Soldered sleeve
Connection 2 External thread conical BSPT-R (ISO 7-1 / EN 10226-1)
Main colour fitting Brass
Flange compression class PN 25
Material sealing Metal-sealing
With buffer stud Yes
High tensile strength Yes
Max. operating pressure at 20 °C 25bar
Max. operating pressure at 20 °C (imperial) 362.59psi
With thermal insulation No
With sealing rings/gaskets Yes
Capped No
With connection indicator No
With drain valve No
With de-aerator 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 Yes
KOMO certified No
Type approval according to BBR/EKS No