Model: S1620C

Check Valve

Special Features:

Shelltest: 475 psi 1 min. Backseat test; 300 psi for 1 min. Allowable leakage shall be 3 cc per minute per inch of pipe size.

Properties:

Flow Control Device
Disk
Bolt Hole Quantity
2 all ends
Minimum Operating Temp
100.0 degrees fahrenheit
End Application
Rfg
Length
11.000 inches all ends
Flange Shape
Oval with holes all ends
Connection Type
Flange all ends
Maximum Operating Pressure
275.0 pounds per square inch single response
Thickness
1.000 inches all ends
Bolt Hole Diameter
0.875 inches all ends
Material
Steel body
NSN
4820-01-523-3206
Part Number
S1620C
Description
Valve,check
CAGE
5H108

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 S1620C NSN 4820-01-523-3206

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:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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