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Last Modified: Jan 12, 2019

NSN 4820-00-003-9553 Valve, Restrictor Check

MFG Part Numbers: 4G14390-101A

Cross Reference Parts for NSN 4820-00-003-9553

MFG Part Number ISC RNVC RNCC HCC MSDS SADC DAC

4G14390-101A

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Part Information for NSN 4820-00-003-9553 (4820000039553)

Item Name: VALVE,RESTRICTOR CHECK
Federal Supply Class (FSC): 4820
NIIN: 00-003-9553 (000039553)
Definition: A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. it does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
NMF Description: FAUCETS,BIBCOCKS,GATES VALVES

Item Specifics

Federal Supply Class (FSC)
Valves Nonpowered
Connection Style
Flareless 1st end AHNC
Connection Style
Flareless 2nd end AHNC
Connection Type
Threaded external tube 2nd end AWLS
Connection Type
Threaded external tube 1st end AWLS
Disk Loading Method
Spring ADSU
Flow Control Device
Poppet ADQU
Material
Steel corrosion resisting body MATT
Material
Steel corrosion resisting seat MATT
Maximum Operating Temp
250.0 deg fahrenheit single response AEHZ
Maximum Operating Pressure
3000.0 pounds per square inch single response CQGM
Media For Which Designed
Oil, hydraulic single response MEDA
Mounting Position
Horizontal or vertical BBJX
Nominal Outside Diameter Tube Accommodated
0.375 inches 2nd end CWFD
Nominal Outside Diameter Tube Accommodated
0.500 inches 1st end CWFD
Nominal Thread Size
0.562 inches 2nd end CQJX
Nominal Thread Size
0.750 inches 1st end CQJX
Seat Angle
12.0 degrees 1st end CQRB
Seat Angle
12.0 degrees 2nd end CQRB
Style Designator
Straight thru STYL
Thread Class
3a 1st end AAJD
Thread Class
3a 2nd end AAJD
Thread Direction
Right-hand 1st end AAJF
Thread Direction
Right-hand 2nd end AAJF
Thread Quantity Per Inch
16 1st end CMLP
Thread Quantity Per Inch
18 2nd end CMLP
Thread Series Designator
Unjf 1st end THSD
Thread Series Designator
Unjf 2nd 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
8481302090 Check valves of steel 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
United States
United States ZZ
Defense Logistics Agency
Defense Logistics Agency 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 A Item does not contain precious metal.
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

4820-00-003-9553, A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. it does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

Supply Class (FSC)NSN AssignmentNIINItem Name Code (INC)
4820 May 27, 1972 000039553 20520 (Valve, Restrictor Check)

Restrictor Check Valves Cross Reference

4G14390-101A Cage Code 98897

Codes

COUNTRY CODE: 00
CIIC: U
DML: A
HMIC: N
MGMT CTRL: SF9SX-N
SOS: SMS
INC: 20520
WEAPON SYSTEM: AIRCRAFT, GALAXY C-5
AAC: D
CRITL CODE: X
DEMIL CODE: A
S A: DF
MGMT CTL: -------
NIIN ASGMT: 27-MAY-72
QUP: 1
SLC: 0
UI: EA
CAGE: 98897
RNCC: 3
RNVC: 2

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 LE – Landing gear systems and components
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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