Stop-Check Valve

5071-2IN.178131 REV. F
(NSN) National Stock Number
4820-01-352-8937
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05486
Schedule B Code
-
Summary

0.375 inches offset distance, disk flow control device, packing retaining bonnet type, 6 all ends bolt hole quantity, automatic or manual valve operation method, round with holes all ends flange shape

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - ZZ
Identification

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

INC FIIG Concept Condition
05486 A530B0 1 2
Specifications
Offset Distance
0.375 inches
Details None.
Flow Control Device
disk
Details The part that controls the flow through the item.
Bonnet Type
packing retaining
Details Indicates the type of housing on the item that accommodates the stem packing or spring.
Bolt Hole Quantity
6 all ends
Details The number of bolt holes provided on the item.
Valve Operation Method
automatic or manual
Details The means used to control the operation of the valve.
Flange Shape
round with holes all ends
Details The physical configuration of the flange.
Connection Type
flange all ends
Details Indicates the type of connection/s/.
Mounting Position
horizontal
Details The installed position for which the item is designed.
Valve Size
2.000 inches
Details Designates the size of the valve.
Nominal Outside Diameter
5.562 inches all ends
Details The nominal length of a straight line which passes through the center of an item,and terminates at the outside circumference.
Face To Face Distance
8.000 inches
Details The face to face distance.
Nominal Thickness
0.438 inches all ends
Details A nominal measurement of the smallest dimension of an item,in distinction from length or width.
Bolt Hole Nominal Diameter
0.562 inches all ends
Details The nominal length of a straight line which passes through the center of the bolt hole,and terminates at the circumference.
Bolt Circle Nominal Diameter
4.438 inches all ends
Details The nominal length of a straight line which passes through the center of the bolt circle,and terminates at the circumference.
Flange Face Design
plain all ends
Details The design of the flange face.
Material
copper alloy 922 body
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
copper alloy 922 seat
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
nickel alloy 400 stem
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
offset flanged ends
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Supplementary Features
this item has been reviewed for asbestos material. the current approved sources 91643 have indicated their part number contained asbestos prior to 1984. they continue to manufacture the same part number without asbestos material after 1984
Details Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.
Furnished Items And Quantity
1 handwheel
Details The name and number of those parts furnished with the item of supply that have not been specified elsewhere.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
5071-2IN.178131 REV. F 91643 5 - 5 9 - AX
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 4820-01-352-8937
What is the NIIN of the NSN 4820-01-352-8937?
The National Item Identification Number (NIIN) of the NSN 4820-01-352-8937 is 01-352-8937
When the NSN 4820-01-352-8937 was assigned to the Federal Catalog?
It was assigned 32 years ago, on Sat, Feb 1, 1992
Does the NSN 4820-01-352-8937 contain any precious metals?
Does not contain precious metal
Does the NSN 4820-01-352-8937 contain any hazardous material?
No data in HMIRS

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