Model: E20155N51M

Safety Relief Valve

Properties:

Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Bolted
Bolt Hole Quantity
4 1st end
Maximum Operating Temp
150.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes 1st end
Connection Type
Flange 1st end
Connection Type
Unthreaded internal tube 2nd end
Adjustable Pressure Range
+106.0/+120.0 pounds per square inch
Maximum Operating Pressure
150.0 pounds per square inch single response
Outside Diameter
3.500 inches 1st end
Thickness
0.312 inches 1st end
Bolt Hole Diameter
0.625 inches 1st end
Bolt Circle Diameter
2.375 inches 1st end
Flange Face Design
Plain 1st end
Outside Diameter Tube Accommodated
0.500 inches 2nd end
Material
Copper alloy body
Material
Nickel alloy seat
Material
Nickel alloy stem
Material
Nickel alloy flow control device
Media For Which Designed
Gas, inert single response
NSN
4820-01-265-7137
Part Number
E20155N51M
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 E20155N51M NSN 4820-01-265-7137

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
10.9000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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