Check Valve

8148650
(NSN) National Stock Number
4820-00-925-5680
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05487
Schedule B Code
8481309000
Summary

0.125 inches 2nd end nominal pipe size accommodated, 3a 1st end thread class, left-hand 1st end thread direction, left-hand 2nd end thread direction, poppet flow control device, spring disk loading method

DAC HCC DMIL RNCC
4 - - C
RNVC SADC MSDS RNAAC
1 AB - SB
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
0.125 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
left-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
left-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.
Renewable Seat Ring Type
pressed-in
Details Indicates the type of renewable seating ring in the item.
Connection Style
plain (pipe) 2nd end
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
Connection Style
plain (tube) 1st 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
20 1st 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
27 2nd end
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Maximum Operating Pressure
5.0 pounds per square inch single response
Details The maximum pressure at which the item is rated for operation.
Nominal Thread Size
0.500 inches 1st end
Details A designation that is used for the purpose of general identification of the thread.
Nominal Thread Size
0.125 inches 2nd end
Details A designation that is used for the purpose of general identification of the thread.
Nominal Outside Diameter Tube Accommodated
0.312 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
aluminum alloy body
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
plastic polytrifluoroethylene seat
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Media For Which Designed
oxygen, liquid single response
Details The type of media for which the item is designed.
Surface Treatment
anodize
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Style Designator
straight thru
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Thread Series Designator
anpt 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
unf 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
5085-4C 31441 4 - 5 9 - SB
5085-4C 62323 4 - 5 2 - ZZ
20C-0006-5 19062 5 - 3 2 - MF
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
29300 - W -
RVC WCC TCC SHC
- 594 Z 9
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FAQs
Frequently asked questions for NSN 4820-00-925-5680
What is the NIIN of the NSN 4820-00-925-5680?
The National Item Identification Number (NIIN) of the NSN 4820-00-925-5680 is 00-925-5680
When the NSN 4820-00-925-5680 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, Feb 23, 1966
Does the NSN 4820-00-925-5680 contain any precious metals?
Does not contain precious metal
Does the NSN 4820-00-925-5680 contain any hazardous material?
No data in HMIRS

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