9018467

Safety Relief Valve

NSN 4820-00-812-6231

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
008126231

Product Features

Media for pressure/temp is chemically inert fluids

Technical Specifications of NSN

Thread Class:
3a 2nd end
Thread Class:
3a 1st end
Thread Direction:
Right-hand 2nd end
Thread Direction:
Right-hand 1st end
Flow Control Device:
Poppet
Disk Loading Method:
Spring
Maximum Operating Temp:
300.0 degrees fahrenheit single response
Connection Style:
G4 gasket sea (boss) 1st end
Connection Style:
G42 flared (tube) 2nd end
Valve Operation Method:
Automatic
Connection Type:
Threaded external tube 2nd end
Connection Type:
Threaded internal tube 1st end
Features Provided:
Pressure tight outlet side
Thready Qty Per Inch (tpi):
20 2nd end
Maximum Operating Pressure:
2000.0 pounds per square inch single response
Thread Size:
0.437 inches 1st end
Thread Size:
0.438 inches 2nd end
Seat Angle:
37.0 degrees 2nd end
Seat Angle:
60.0 degrees 1st end
Opening Pressure Setting:
975.0 pounds per square inch
Outside Diameter Tube Accommodated:
0.250 inches 1st end
Outside Diameter Tube Accommodated:
0.250 inches 2nd end
Material:
Aluminum alloy 2024 flow control device and plastic polytetrafluoroethylene flow control device
Material:
Aluminum alloy 2024 seat
Material:
Aluminum alloy 2024 body
Material Specification:
Qq-a-225/6 federal specification 1st material response flow control device
Material Specification:
Qq-a-225/6 federal specification single material response body
Material Specification:
Qq-a-225/6 federal specification single material response seat
Surface Treatment:
Anodize
Thread Series Designator:
Unf 1st end
Thread Series Designator:
Unf 2nd end
NSN:
4820-00-812-6231
Item Name:
Velocity Fuse
Cage Code:
18876

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
5120A4TB975
Cage Code:
91816
RNCC:
3
RNVC:
2
RNAAC:
AX
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

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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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Velocity Fuse"

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:
User:
ITALY Italy
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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