Model: 1806CSU

Safety Relief Valve

Properties:

Pipe Size Accommodated
0.500 inches 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Renewable Seat Ring Type
Threaded
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe 1st end
Features Provided
Pressure tight outlet side
Adjustable Pressure Range
+104.0/+135.0 pounds per square inch
Material
Copper alloy body
Material
Nickel alloy seat
Material
Nickel alloy 400 stem
Media For Which Designed
Water-oil-gas single response
Style Designator
Angle
Nondefinitive Specification/std Data
A1 type and c class
Reference Number Differentiating Characteristics
As differentiated by adjustable pressure range
NSN
4820-00-287-2454
Part Number
1806CSU
Description
Valve,safety Relief
CAGE
16497

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Part 1806CSU NSN 4820-00-287-2454

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
Concept No.:
1
App. Key:
AP
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:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Safety or relief valves

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