524A1M40

Safety Relief Valve

NSN 4820-00-957-1993

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
009571993

Technical Specifications of NSN

Pipe Size Accommodated:
0.125 inches 1st end
Thread Direction:
Right-hand 1st end
Flow Control Device:
Poppet
Disk Loading Method:
Spring
Maximum Operating Temp:
450.0 degrees fahrenheit single response
Connection Style:
G46b plain (pipe) 1st end
Valve Operation Method:
Automatic
Connection Type:
Threaded external pipe 1st end
Features Provided:
Valve stem lock shield
Maximum Operating Pressure:
200.0 pounds per square inch single response
Thread Size:
0.125 inches 1st end
Opening Pressure Setting:
40.0 pounds per square inch
Material:
Aluminum alloy 2024 flow control device and rubber silicone class q flow control device
Material:
Aluminum alloy 2024 seat
Material:
Aluminum alloy 2024 body
Material Specification:
Qq-a-225/6, alloy2024, t4 federal specification single material response body
Material Specification:
Qq-a-225/6, alloy2024, t4 federal specification 1st material response flow control device
Material Specification:
Qq-a-225/6, alloy 2024, t4 federal specification single material response seat
Media For Which Designed:
Air 1st response
Media For Which Designed:
Oil, chlorinated transformer 3rd response
Media For Which Designed:
Oxygen, gaseous 2nd response
Surface Treatment:
Anodize
Surface Treatment Specification:
Mil-a-8625, type 2 military specification single treatment response
Thread Series Designator:
Npt 1st end
NSN:
4820-00-957-1993
Item Name:
Valve,relief,pressure
Cage Code:
91816

Other Related Parts

No other part numbers with same form, fit, and function found.

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

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:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Privacy | Terms

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

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:
DEPARTMENT OF THE NAVY Dept. of the Navy
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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