NSN 4820-01-135-2458

Safety Relief Valve
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
--
NIIN:
011352458

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Inventory

 

This product may be available in the following quantities and conditions.

  • NS: 1

Please note that inventory for this NSN was updated 11/29/2022 and may have changed since then. Request a quote for up to date pricing and availability.

Product Definition Definition of approved item name (AIN): "VALVE,SAFETY RELIEF"

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.

4820-01-135-2458 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AAJF
Thread Direction
Right-hand 1st end
MRC:
ADQU
Flow Control Device
Poppet
MRC:
ADSR
Bonnet Type
Inside spring
MRC:
ADST
Bonnet Attachment Method
Pressure seal, ring type
MRC:
AEHZ
Maximum Operating Temp
-40.0 degrees fahrenheit 1st response250.0 degrees fahrenheit 2nd response
MRC:
AHNC
Connection Style
G46b plain (pipe) 1st end
MRC:
AQLR
Valve Operation Method
Automatic
MRC:
AWLS
Connection Type
Threaded external pipe 1st end
MRC:
CQGM
Maximum Operating Pressure
200.0 pounds per square inch single response
MRC:
CQJX
Thread Size
0.375 inches 1st end
MRC:
CSDC
Opening Pressure Setting
7.0 pounds per square inch
MRC:
MATT
Material
Aluminum alloy 2024
MRC:
MDCL
Material Specification
Qq-a-225/6, t4 federal specification single material response
MRC:
MEDA
Media For Which Designed
Hydrogen 5th response
MRC:
STYL
Style Designator
Err-090
MRC:
THSD
Thread Series Designator
Npt 1st end
MRC:
TMQY
Furnished Items And Quantity
1 deflector cap

Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM

Part Number
Cage
RNCC
RNVC
DAC
RNAAC
Status
MSDS
SADC
Part Number:
D559A-6M-7
Cage Code:
91816
RNCC:
3
RNVC:
2
DAC:
E
RNAAC:
AX
Status:
A
MSDS:
SADC:
Indicates a design/source control reference item
Inidicates part number has been superseded

Identification Item Identification Guide (IIG) and Item Name Code (INC)

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
Concept No.:
1
App. Key:
AP
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
ADPE:
CRITL:
X
Hazmat (HMIC) N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Precious Metals (PMIC) A

Item does not contain precious metal.

Criticality X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Import and Export

Schedule B
NAIC
End Use
SITC
USDA
HITECH
Schedule B:
8481400000
NAICS:
332911
End Use Class:
21180
SITC:
74740
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481400000

Safety Or Relief Valves

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74740

Safety Or Relief Valves

National motor freight and handling

NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
051080
NMF Description:
Gates Valves Bibcocks Faucets
UFC:
29300
LTL:
Rating variable
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ADC:
A
ACC:
B

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 576

Metal and metal products, nos, (less than 35 feet).

Air Commodity (ACC) B

Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater.

Air Dimensions (ADC) A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

Air Special Handling (SHC) 9

Other or no special handling required (sh)