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Last Modified: Jul 20, 2019

NSN 4820-00-003-5561 Valve, Safety Relief

MFG Part Numbers: 636B3 3-8 1, 636B3 3-8 1

Cross Reference Parts for NSN 4820-00-003-5561

MFG Part Number ISC RNVC RNCC HCC MSDS SADC DAC

636B3 3-8 1

2 9 5 6

636B3 3-8 1

2 2 3 6

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Part Information for NSN 4820-00-003-5561 (4820000035561)

Item Name: VALVE,SAFETY RELIEF
Federal Supply Class (FSC): 4820
NIIN: 00-003-5561 (000035561)
Definition: 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.
NMF Description: --

Item Specifics

Federal Supply Class (FSC)
Valves Nonpowered
Adjustable Pressure Range
+40.0/+125.0 pounds per square inch CQCY
Bonnet Attachment Method
Threaded ADST
Bonnet Type
Inside spring ADSR
Connection Style
Plain (pipe) 2nd end AHNC
Connection Style
Plain,optional end(pipe) 1st end AHNC
Connection Type
Threaded external pipe 2nd end AWLS
Connection Type
Threaded internal pipe 1st end AWLS
Disk Loading Method
Spring ADSU
Furnished Items And Quantity
1 cap TMQY
Features Provided
Bonnet packing and pressure tight outlet side CBBL
Flow Control Device
Poppet ADQU
Material
Rubber synthetic seat MATT
Maximum Operating Pressure
125.0 pounds per square inch single response CQGM
Maximum Operating Temp
250.0 deg fahrenheit single response AEHZ
Media For Which Designed
Air 1st response MEDA
Media For Which Designed
Water, fresh 3rd response MEDA
Minimum Operating Temp
-40.0 deg fahrenheit AEQJ
Nominal Thread Size
0.375 inches 1st end CQJX
Nominal Thread Size
0.375 inches 2nd end CQJX
Style Designator
Angle STYL
Thread Direction
Right-hand 1st end AAJF
Thread Direction
Right-hand 2nd end AAJF
Thread Series Designator
Npt 2nd end THSD
Thread Series Designator
Npt 1st end THSD
Valve Operation Method
Automatic AQLR

Trade Control Compliance Schedule B Export Code: A ten position numeric code that identifies an item exported overseas. this unique identification code is assigned by the U.S. Census Bureau.

Schedule B Sch. B Description Demilitarization Classification ITAR Regulation
8481400000 Safety or relief valves Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9). Unclassified Not ITAR Controlled

MOE / End Users Represents the subdivisions of a US governmental organization or an agency of the North Atlantic Treaty Organization (NATO), and other friendly governments and international organizations participating in the federal catalog program.

Country / Entity Name MOE
Department Of The Air Force
Department Of The Air Force ZZ

Material & Special Handling Item material and handling information

Code Description Value Meaning
HMIRS 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 Indicator U Precious metal content is unknown
Criticality Code X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

National Motor Freight NMFC: A six position numeric code, which divides articles into groups or classes according to physical characteristics. The classification is based on truckloads vs. less than truckload.

Code Description Code Value Meaning
NMF Description NMFC 127220 Pressure Reg/red/relief Valves Noi
Less than a truck load rating LTL P 77.5
Water Commodity WCC 594 Pumps and parts, (machinery and parts),(less than 35 feet)
Type of Cargo TCC Z No special type of cargo code applicable
Special Handling SHC 9 Other or no special handling required (sh)
Air Dimension Code ADC A Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity ACC V Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing and special purpose vehicles, trailers, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling ASH Array No special handling required.

Item Identification | Valves, Nonpowered

4820-00-003-5561, 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.

Supply Class (FSC)NSN AssignmentNIINItem Name Code (INC)
4820 May 26, 1972 000035561 05488 (Valve, Safety Relief)

Safety Relief Valves Cross Reference

636B3 3-8 1 Cage Code 09990
636B3 3-8 1 Cage Code 86768

Codes

COUNTRY CODE: 00
CIIC: U
DML: A
HMIC: N
MGMT CTRL: -------
SOS: SMS
INC: 5488
WEAPON SYSTEM: AIRCRAFT, GALAXY C-5
AAC: J
CRITL CODE: X
DEMIL CODE: A
S A: DF
MGMT CTL: -------
NIIN ASGMT: 26-MAY-72
QUP: 0
SLC: 0
UI: EA
CAGE: 86768
RNCC: 5
RNVC: 9

Management

Air Force Flag

Air Force

Fund SF – Stock fund applicable to items managed for the air force by the respective inventory control point.
Budget 9 – Air force decentrally managed
Material Management XF – T-39 saberliner
Price Validation N – The current standard price in the catalog management data (cmd) has not been analyzed or coded for lp/lm. -the price has not been analyzed or reviewed for accuracy. -zop or standard price challenges are permissible, but must be supported with adequate justification. however, if coded for local purchase (lp) or fabrication/manufacture as indicated with an (lm) acquisition advice code of l" or "f", the case must be evaluated locally where purchased or fabricated."
Air Force Flag

Air Force Management Code Definition

Fund A two position code that classifies an item into categories in terms of funding and budgeting.
Budget Identifies investment items to budget programs from which item is funded.
Material Management Identifies an item of supply to be managed by a specific activity manager.
Price Validation Indicates validity of the recorded unit price.
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