Applications & Features

  • Welded saddle flange seal for on-line pipe applications
  • Standard sizes for 3” pipe and 4” and larger pipe.
  • Standard pressure rating to 1500 PSI
  • Custom configurations available per application. Consult factory
  • Replacement uppers available for other manufacturer’s saddles. Consult factory

If you’re tired of your DP Transmitters drifting, then you’ll want to read about our Temperature Compensation Remote Seals.

Ordering Information

Base Model HSD Saddle Seal
Inst. Connection
W Weld Connection ( Not available with Titanium or Zirconium)
2 1/4" NPT
4 1/2" NPT
Upper Material
S6 316 / 316LSS
TI Titanium (Required with Titanium diaphragm)
Z7 Zirconium 702 (Required with Zirconium diaphragm)
Process Connection Size
3 For 3 Inch Pipe (8 bolt 1500 PSI Max) Standard
4 For 4 Inch and larger pipe (8 bolt 1500 PSI Max) Standard
5 For 3 Inch Pipe (6 bolt option) (1000 PSI Max)
6 For 4 Inch and larger pipe (6 bolt option) (1000 PSI Max)
X Other Manufacturer replacement upper as specified
Lower Material
NN Not Provided
S6 316 / 316LSS
S4 304 / 304LSS
C2 Alloy 20
HC Alloy C-276
H2 Alloy B-2
M4 Monel 400
I6 Alloy 600
DP Alloy 2205
NI Nickel 200
TI Titanium
Z7 Zirconium 702
Diaphragm Material
S6 316 / 316LSS
S4 304 / 304LSS
TA Tantalum
C2 Alloy 20
HC Alloy C-276
H2 Alloy B-2
M4 Monel 400
I6 Alloy 600
DP Alloy 2205
NI Nickel 201 /200
TI Titanium (Titanium upper required)
Z7 Zirconium 702 ( Zirconium upper required)
Gasket Mat.
K4 Klinger C4401 ( Standard) 450 F Max
GF Grafoil 700 F Max
GL Gylon 3510 300F Max
TF PTFE (o-ring) 350 F Max
VI Viton (o-ring) 400 F max
BN Buna-N (o-ring) 250 F Max
KZ Kalrez (o-ring) 500 F Max
Bolting
NN Not supplied Standard for other manufacturer replacement upper
CS Grade 8 Zinc Plated
S4 304SS
S6 316SS
Options
/AU Gold Plated Diaphragm
/NS PTFE Coated Diaphragm (Non-Stick Only - Not for corrosion protection)
/MC Material cert with MTR’s

 

 

HSD Saddle Seal Dimensions

HSD for 3″ Pipe

HSD for 4″ Pipe

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