559T2M20

Safety Relief Valve

NSN 4820-00-580-6431

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
005806431

Detail Specifications

Pipe Size Accommodated:
0.250 inches 1st end
Thread Direction:
Right-hand 1st end
Flow Control Device:
Poppet
Disk Loading Method:
Spring
Valve Discharge Flow Rate:
6.0 cubic feet per minute
Maximum Operating Temp:
250.0 degrees fahrenheit single response
Connection Style:
G46b plain (pipe) 1st end
Connection Style:
Plain (pipe) 1st end
Valve Operation Method:
Automatic
Connection Type:
Threaded external pipe 1st end
Features Provided:
Valve stem lock shield
Thready Qty Per Inch (tpi):
18 1st end
Maximum Operating Pressure:
200.0 pounds per square inch single response
Thread Size:
0.250 inches 1st end
Opening Pressure Setting:
20.0 pounds per square inch
Material:
Stainless steel body
Material:
Stainless steel flow control device
Material:
Stainless steel seat
Media For Which Designed:
Fuel/oil, hydrocarbon single response
Style Designator:
Straight thru
Thread Series Designator:
Npt 1st end
NSN:
4820-00-580-6431
Item Name:
Velocity Fuse
Cage Code:
91816

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
381-1040PC2
Cage Code:
99687
RNCC:
3
RNVC:
2
RNAAC:
XX
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:
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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