Model: NMP-1090

Safety Relief Valve

Special Features:

1/2" semi-nozzle relief valve; has "c" orifice; set at 98 psi

Properties:

Pipe Size Accommodated
0.500 inches all ends
Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Union
Disk Loading Method
Spring
Maximum Operating Temp
165.0 degrees fahrenheit single response
End Application
Lhd-8, gtrb waterwash charge tank
Valve Operation Method
Automatic or manual
Connection Type
Unthreaded internal pipe all ends
Features Provided
Pressure tight outlet side and manual override
Valve Size
0.500 inches
Maximum Operating Pressure
400.0 pounds per square inch single response
Opening Pressure Setting
98.0 pounds per square inch
Part Name Assigned By Controlling Agency
Bronze angle relief valve
Material
Copper alloy 922 body
Material
Stainless steel flow control device
Material
Stainless steel stem
Media For Which Designed
Gas, inert single response
Furnished Items And Quantity
1 lever and 2 nut and 2 tailpiece
Specification Data
81349 - mil-v-23549 government specification
NSN
4820-01-523-9623
Part Number
NMP-1090
Description
Valve,safety Relief
CAGE
15187

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 NMP-1090 NSN 4820-01-523-9623

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:
A
ESD:
A
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
--
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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