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Union, 9" flange, 4" pilot, 2" NPT

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857-071-132

  • Monoflow and duoflow design
  • Self-supported rotating union
  • Radial housing connection
  • Balanced mechanical seals
  • Seal combination: Carbon Graphite/Tungsten Carbide
  • Full-media flow
  • Easy and quick replacement of sealing components
  • Vented housing
  • Cast iron housing
  • Steel rotor
Features.ProductSeries.Imperial Features.ProductSeries.Metric
Features.ProductDetail.DimensionTitle
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A
9"
A
228.6 mm
B
2"-11.5 NPT
C
7.48"
C
190 mm
D1
15.079"
D1
383 mm
E
97 mm
E
3.819"
F
0.236"
F
6 mm
G
2.874"
G
73 mm
I
101.7 mm
I
4.004"
J
10.787"
J
274 mm
R
14.449"
R
367 mm
S2
47.42 mm
S2
1.867"
S3
Rotating
X
6 mm
X
0.236"
Features.ProductDetail.SpecificationTitle
Features.Products.Media
Water, Steam
Features.ProductDetail.SpecificationRotorConnectionTitle
228.6 mm Flange, 101.7 mm pilot
Features.ProductDetail.SpecificationRotorConnectionTitle
9" Flange, 4.004" pilot
Features.ProductDetail.SpecificationHousingConnectionTitle
2"-11.5 NPT
Steam Features.ProductDetail.Flow
1101.6 GPM
Steam Features.ProductDetail.Flow
4170 l/min
Steam Features.ProductDetail.Pressure
3.5 bar
Steam Features.ProductDetail.Pressure
50 psi
Steam Features.ProductDetail.Temperature
150 °C
Steam Features.ProductDetail.Temperature
300 °F
Water Features.ProductDetail.Flow
264.4 GPM
Water Features.ProductDetail.Flow
1001 l/min
Water Features.ProductDetail.Pressure
10 bar
Water Features.ProductDetail.Pressure
150 psi
Water Features.ProductDetail.Temperature
150 °C
Water Features.ProductDetail.Temperature
300 °F
Features.Products.DocumentsAndResources
Service Guide for unions beginning with 857
Operating Manual for 54, 55, and 57 series