Model: 1601A4IN

Check Valve

Properties:

Flow Control Device
Disk
Bolt Hole Quantity
8 all ends
Flange Shape
Round with holes all ends
Valve Size
4.000 inches
Maximum Operating Pressure
150.0 pounds per square inch single response
Outside Diameter
6.875 inches all ends
Face To Face Distance
2.750 inches
Flange Face Design
Raised straight all ends
Material
Iron flow control device
Material
Steel body
Material
Steel seat and rubber butadiene-acrylonitrile class nbr seat
NSN
4820-01-524-5378
Part Number
1601A4IN
Description
Valve,check
CAGE
76588

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part 1601A4IN NSN 4820-01-524-5378

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05487
FIIG:
A530B0
Concept No.:
1
App. Key:
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8481302090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of steel

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