Check Valve
(NSN) National Stock Number
4820-00-881-4968
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05487
Schedule B Code
8481301090
Summary
0.750 inches 2nd end nominal pipe size accommodated, 3a 1st end thread class, right-hand 1st end thread direction, right-hand 2nd end thread direction, poppet flow control device, spring disk loading method
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 6 | - | - | C |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 1 | 9F | - | ZZ |
Identification
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.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 05487 | A530B0 | 1 | 1 |
Specifications
Nominal Pipe Size Accommodated
0.750 inches 2nd end
Details
A measurement of the pipe size the item will accommodate.Thread Class
3a 1st end
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Thread Direction
right-hand 1st end
Details
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.Thread Direction
right-hand 2nd end
Details
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.Flow Control Device
poppet
Details
The part that controls the flow through the item.Disk Loading Method
spring
Details
The means of closing the item when inlet pressure decreases.Maximum Operating Temp
200.0 deg fahrenheit single response
Details
The maximum temperature at which the item is rated to operate for an extended period of time.Connection Style
flared (tube) 1st end
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.Connection Style
plain (pipe) 2nd end
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.Valve Operation Method
automatic
Details
The means used to control the operation of the valve.Connection Type
threaded external pipe 2nd end
Details
Indicates the type of connection/s/.Connection Type
threaded external tube 1st end
Details
Indicates the type of connection/s/.Mounting Position
horizontal or vertical
Details
The installed position for which the item is designed.Thread Quantity Per Inch
14 2nd end
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Thread Quantity Per Inch
12 1st end
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Maximum Operating Pressure
3000.0 pounds per square inch single response
Details
The maximum pressure at which the item is rated for operation.Nominal Thread Size
0.750 inches 2nd end
Details
A designation that is used for the purpose of general identification of the thread.Nominal Thread Size
1.500 inches 1st end
Details
A designation that is used for the purpose of general identification of the thread.Seat Angle
37.0 degrees 1st end
Details
The angle of the end surface upon which the mated surface seats.Nominal Outside Diameter Tube Accommodated
0.750 inches 1st end
Details
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.Material
copper alloy body
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
copper alloy seat
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel corrosion resisting flow control device and rubber butadiene-acrylonitrile class nbr flow control device
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Media For Which Designed
fuel/oil, hydrocarbon single response
Details
The type of media for which the item is designed.Style Designator
straight thru
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Thread Series Designator
npt 2nd end
Details
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.Thread Series Designator
un 1st end
Details
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 485-12B1-2 | 09990 | 5 | - | 3 | 2 | - | ZZ |
| 485-12B1-2 | 86768 | 6 | - | 5 | 9 | - | AX |
| 485-12-2 | 86767 | 6 | - | 5 | 9 | - | AX |
| 271MBB1 | 05415 | 6 | - | 5 | 9 | - | AX |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | U | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 29300 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 594 | Z | 9 |
Provided with every order
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FAQs
Frequently asked questions for NSN 4820-00-881-4968
What is the NIIN of the NSN 4820-00-881-4968?
The National Item Identification Number (NIIN) of the NSN 4820-00-881-4968 is 00-881-4968
When the NSN 4820-00-881-4968 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Mon, Jan 1, 1962
Does the NSN 4820-00-881-4968 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-881-4968 contain any hazardous material?
No data in HMIRS
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