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Union, Quick Connect, 4.1" pilot, 2" NPT

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857-002-272

  • 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
14.252"
D1
362 mm
D2
452 mm
D2
17.795"
E
3.268"
E
83 mm
F
68.5 mm
F
2.697"
G
73 mm
G
2.874"
I
4.134"
I
105 mm
J
10.591"
J
269 mm
K
3"-8 NPT
M
75 mm
M
2.953"
N
144 mm
N
5.669"
O
NPT 2"-11.5 RH
R
14.252"
R
362 mm
S
23.8 mm
S
0.937"
S2
58 mm
S2
2.283"
S3
Rotating
X
12 mm
X
0.472"
Features.ProductDetail.SpecificationTitle
Features.Products.Media
Water, Steam
Features.ProductDetail.SpecificationRotorConnectionTitle
Quick Connect, 105 mm pilot
Features.ProductDetail.SpecificationRotorConnectionTitle
Quick Connect, 4.134" 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