Model: 4085700-11

Safety Relief Valve

Properties:

Pipe Size Accommodated
0.250 inches 2nd end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Disk Loading Method
Spring
Connection Style
G9 plain, optional en (pipe) 2nd end
Connection Style
Plain, optional en (pipe) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 1st end
Connection Type
Threaded internal pipe 2nd end
Mounting Facility
Threaded fastener
Features Provided
Pressure tight outlet side
Thready Qty Per Inch (tpi)
20 1st end
Thready Qty Per Inch (tpi)
20 2nd end
Maximum Operating Pressure
4500.0 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 1st end
Outside Diameter Tube Accommodated
0.250 inches 1st end
Material
Aluminum alloy body
Material
Stainless steel seat
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Angle
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 2nd end
NSN
4820-00-121-9623
Part Number
4085700-11
Description
Valve,safety Relief
CAGE

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 4085700-11 NSN 4820-00-121-9623

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:
77.5
WCC:
594
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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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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