Model: 7M304

Safety Relief Valve

Properties:

Pipe Size Accommodated
0.250 inches all ends
Disk Loading Method
Spring
Maximum Operating Temp
250.0 degrees fahrenheit single response
Minimum Operating Temp
-40.0 degrees fahrenheit
End Application
Aircraft, hornet f/a-18
Connection Style
G46b plain (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Unthreaded external pipe all ends
Opening Pressure Setting
3.0 pounds per square inch
Material
Aluminum alloy 2024 body
Material
Rubber butadiene-acrylonitrile class nbr packing
Material Specification
Mil-p-25732 military specification single material response packing
Material Specification
Qq-a-225/6 federal specification single material response body
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type i military specification single treatment response
NSN
4820-01-435-2478
Part Number
7M304
Description
Valve,safety Relief
CAGE
76301

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 7M304 NSN 4820-01-435-2478

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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