Model: D30K-350

Safety Relief Valve

Properties:

Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Bolt Hole Quantity
8 all ends
Maximum Operating Temp
100.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
3.000 inches
Maximum Operating Pressure
740.0 pounds per square inch single response
Opening Pressure Setting
350.0 pounds per square inch
Outside Diameter
9.000 inches 1st end8.250 inches 2nd end
Thickness
0.938 inches 1st end1.125 inches 2nd end
First Connection Face To Centerline Distance
6.375 inches
Bolt Hole Diameter
0.750 inches 1st end0.875 inches 2nd end
Second Connection Face To Centerline Distance
6.125 inches
Bolt Circle Diameter
7.500 inches 1st end6.625 inches 2nd end
Flange Face Design
Raised straight all ends
Raised Face Height
0.062 inches all ends
Raised Face Diameter
6.188 inches 1st end5.000 inches 2nd end
Material
Steel bodysteel flow control devicesteel comp 416 stem
Media For Which Designed
Air 1st responsesteam 2nd response
NSN
4820-01-354-3526
Part Number
D30K-350
Description
Valve,safety Relief
CAGE
01343

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 D30K-350 NSN 4820-01-354-3526

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:
--
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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