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Union, Quick Connect, 3.4" pilot, 2" NPT

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857-003-128

  • 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
Quick Connect
B
2"-11.5 NPT
C
190 mm
C
7.48"
D1
394 mm
D1
15.512"
D2
488 mm
D2
19.213"
E
4.437"
E
112.7 mm
F
0"
F
0 mm
G
73 mm
G
2.874"
I
87.12 mm
I
3.43"
J
11.732"
J
298 mm
K
3"-8 NPT
M
2.953"
M
75 mm
N
5.866"
N
149 mm
O
NPT 2"-11.5 RH
R
15.512"
R
394 mm
S
26.4 mm
S
1.039"
S2
47.421 mm
S2
1.867"
S3
Brazed
X
0.866"
X
22 mm
Features.ProductDetail.SpecificationTitle
Features.Products.Media
Water, Steam
Features.ProductDetail.SpecificationRotorConnectionTitle
Quick Connect, 87.12 mm pilot
Features.ProductDetail.SpecificationRotorConnectionTitle
Quick Connect, 3.43" 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
1 bar
Steam Features.ProductDetail.Pressure
15 psi
Steam Features.ProductDetail.Temperature
121 °C
Steam Features.ProductDetail.Temperature
250 °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
121 °C
Water Features.ProductDetail.Temperature
250 °F
Features.Products.DocumentsAndResources
Service Guide for unions beginning with 857
Operating Manual for 54, 55, and 57 series