Model: L3110B1 1-2 71T

Safety Relief Valve

Properties:

Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Renewable Seat Ring Type
Threaded
Bolt Hole Quantity
6 all ends
Maximum Operating Temp
650.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Features Provided
Pressure tight outlet side
Adjustable Pressure Range
+5.0/+10.0 pounds per square inch
Adjustable Pressure Range
+5.0 to 10.0 pounds per square inch
Maximum Operating Pressure
200.0 pounds per square inch single response
Outside Diameter
5.062 inches all ends
Thickness
0.469 inches all ends
Bolt Hole Diameter
0.562 inches all ends
Bolt Circle Diameter
3.938 inches all ends
Flange Face Design
Plain all ends
Material
Steel body
Material
Steel comp 303 seat
Material
Steel comp 410 stem
Material
Steel flow control device
Material Specification
Mil-s-15083, grade b military specification single material response body
Material Specification
Mil-s-867, class 3 military specification single material response flow control device
Material Specification
Qq-s-763, class 410 federal specification single material response stem
Material Specification
Qq-s-764, type303c-canceled federal specification single material response seat
Media For Which Designed
Steam 1st response
Media For Which Designed
Water, fresh 2nd response
Style Designator
Angle
Reference Number Differentiating Characteristics
As differentiated by adjustable pressure range
NSN
4820-00-124-1995
Part Number
L3110B1 1-2 71T
Description
Valve,safety Relief
CAGE
75954

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 L3110B1 1-2 71T NSN 4820-00-124-1995

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:
U
ESD:
ESD:
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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