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Last Modified: May 23, 2019

NSN 4820-00-003-8807 Valve, Check

MFG Part Numbers: 128SCEC605-1, 3C2136

Cross Reference Parts for NSN 4820-00-003-8807

MFG Part Number ISC RNVC RNCC HCC MSDS SADC DAC

128SCEC605-1

2 2 5 A

3C2136

2 2 3 1

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Part Information for NSN 4820-00-003-8807 (4820000038807)

Item Name: VALVE,CHECK
Federal Supply Class (FSC): 4820
NIIN: 00-003-8807 (000038807)
Definition: A valve permitting flow in one direction only. it does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. it may be inline or cartridge (manifold) design.
NMF Description: PRESSURE REG/RED/RELIEF VALVES NOI

Item Specifics

Federal Supply Class (FSC)
Valves Nonpowered
Connection Style
Flared (tube) 1st end AHNC
Connection Style
Flared (tube) 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 overall MATT
Maximum Operating Temp
860.0 deg fahrenheit single response AEHZ
Maximum Operating Pressure
265.0 pounds per square inch single response CQGM
Media For Which Designed
Air single response MEDA
Mounting Position
Horizontal or vertical BBJX
Nominal Outside Diameter Tube Accommodated
1.000 inches 2nd end CWFD
Nominal Outside Diameter Tube Accommodated
1.250 inches 1st end CWFD
Nominal Thread Size
1.312 inches 2nd end CQJX
Nominal Thread Size
1.625 inches 1st end CQJX
Seat Angle
37.0 degrees 1st end CQRB
Seat Angle
37.0 degrees 2nd end CQRB
Special Features
The end connection identified above as the second end is the valve inlet FEAT
Style Designator
Straight thru STYL
Surface Treatment Document And Classification
Mil-s-5002 mil spec single treatment response STDC
Surface Treatment
Passivate SFTT
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
12 2nd end CMLP
Thread Quantity Per Inch
12 1st end CMLP
Thread Series Designator
Un 2nd end THSD
Thread Series Designator
Un 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
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
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
Less than a car load rating LCL 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

4820-00-003-8807, A valve permitting flow in one direction only. it does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. it may be inline or cartridge (manifold) design.

Supply Class (FSC)NSN AssignmentNIINItem Name Code (INC)
4820 May 27, 1972 000038807 05487 (Valve, Check)

Check Valves Cross Reference

3C2136 Cage Code 99240
128SCEC605-1 Cage Code 26512

Codes

COUNTRY CODE: 00
CIIC: U
DML: A
HMIC: N
MGMT CTRL: -------
SOS: SMS
INC: 5487
WEAPON SYSTEM: AIRCRAFT, PROWLER EA-6B
AAC: J
CRITL CODE: X
DEMIL CODE: A
S A: DN
MGMT CTL: 9B-----
NIIN ASGMT: 27-MAY-72
QUP: 1
SLC: 0
UI: EA
CAGE: 99240
RNCC: 5
RNVC: 2

Management

Navy Flag

Navy

Cognizance 9B – Naval inventory control point, mechanicsburg
Special Material
Requisition Restriction
Special Material Content
Navy Flag

Navy Management Code Definition

Cognizance (COG) Identifies the inventory manager (IM) and inventory control point (ICP).
Special Material (SMIC) Categorizes material on the basis of requirements for source or quality control, technical design, or configuration control, procurement, stocking and issue control, special receipt, inspection, testing, storage, or handling
Req. Restriction (IRRC) Item requisition instructions.
Special Material (SMCC) Indicated that an item represents or contains peculiar material requiring special treatment, precautions, or management.
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