665-4-4SS27

Safety Relief Valve

NSN 4820-00-403-4692

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
004034692

Detail Specifications

Thread Class:
3b all ends
Thread Direction:
Right-hand all ends
Flow Control Device:
Poppet
Bonnet Type:
Inside screw
Bonnet Attachment Method:
Integral
Disk Loading Method:
Spring
Valve Discharge Flow Rate:
4.0 gallons per minute
Maximum Operating Temp:
250.0 degrees fahrenheit single response
Connection Style:
G4 gasket sea (boss) all ends
Connection Style:
Gasket sea (boss) all ends
Valve Operation Method:
Automatic
Connection Type:
Threaded internal boss all ends
Features Provided:
Pressure tight outlet side
Maximum Operating Pressure:
250.0 pounds per square inch single response
Thread Size:
0.437 inches all ends
Opening Pressure Setting:
200.0 pounds per square inch
Outside Diameter Tube Accommodated:
0.250 inches all ends
Material:
Steel comp 303
Material Specification:
66 federal standard single material response
Media For Which Designed:
Fuel/oil, hydrocarbon single response
Surface Treatment:
Passivate
Thread Series Designator:
Unjf all ends
NSN:
4820-00-403-4692
Item Name:
Cartridge,relief Valve
Cage Code:
09990

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
665-4-4SS27
Cage Code:
86768
RNCC:
5
RNVC:
9
RNAAC:
SE
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Relief Valve Cartridge"

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:
REPUBLIC OF KOREA Republic of Korea
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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