1555JA

Safety Relief Valve

NSN 4820-00-209-2004

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002092004

Technical Specifications of NSN

Bonnet Type:
Inside spring
Disk Loading Method:
Spring
Valve Discharge Flow Rate:
30800.0 pounds per hour
Renewable Seat Ring Type:
Threaded
Bolt Hole Quantity:
4 2nd end
Bolt Hole Quantity:
8 1st end
Maximum Operating Temp:
650.0 degrees fahrenheit single response
Valve Operation Method:
Automatic
Flange Shape:
Round with holes 1st end
Flange Shape:
Round with holes 2nd end
Connection Type:
Flange 2nd end
Connection Type:
Flange 1st end
Features Provided:
Valve stem lock shield and pressure tight outlet side
Adjustable Pressure Range:
+460.0/+509.0 pounds per square inch
Maximum Operating Pressure:
600.0 pounds per square inch single response
Outside Diameter:
6.500 inches 1st end
Outside Diameter:
7.500 inches 2nd end
Thickness:
0.688 inches 2nd end
Thickness:
1.000 inches 1st end
Bolt Hole Diameter:
0.750 inches 1st end
Bolt Hole Diameter:
0.750 inches 2nd end
Bolt Circle Diameter:
5.000 inches 1st end
Bolt Circle Diameter:
6.000 inches 2nd end
Flange Face Design:
Raised straight 1st end
Flange Face Design:
Raised straight 2nd end
Raised Face Height:
0.062 inches 2nd end
Raised Face Height:
0.250 inches 1st end
Raised Face Diameter:
3.625 inches 1st end
Raised Face Diameter:
5.000 inches 2nd end
Media For Which Designed:
Steam single response
Style Designator:
Angle
Reference Number Differentiating Characteristics:
As differentiated by adjustable pressure range
NSN:
4820-00-209-2004
Item Name:
Lock Valve Assembly
Cage Code:
16497

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
CP1434
Cage Code:
16497
RNCC:
3
RNVC:
1
RNAAC:
HD
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
Concept No.:
1
App. Key:
AP
Cond. Code:
1
Status:
A

Part Materials

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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Privacy | Terms

Definition Definition of approved item name (AIN): "Lock Valve Assembly"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Safety or relief valves


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