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4820-00-287-2777

Find complete technical information, availability, and procurement data for: 4820-00-287-2777

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4820-00-287-2777
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-287-2777
Item Name Code
27828
Assigment Date
01/01/1963 (63 years ago)

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first 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. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

disk flow control device, inside screw bonnet type, 100.0 fahrenheit 2nd response maximum operating temp, right-hand all ends thread direction, threaded bonnet attachment method

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction
right-hand all ends
Flow Control Device
disk
Bonnet Type
inside screw
Bonnet Attachment Method
threaded
Maximum Operating Temp
100.0 fahrenheit 2nd response
Maximum Operating Temp
500.0 fahrenheit 1st response
Connection Style
plain, optional end (pipe) all ends
Valve Operation Method
automatic
Connection Type
threaded internal pipe all ends
Mounting Position
horizontal
Maximum Operating Pressure
150.0 pounds per square inch 1st response
Maximum Operating Pressure
300.0 pounds per square inch 2nd response
Nominal Thread Size
1.000 inches all ends
Material
copper alloy 836 body
Material
copper alloy 836 seat
Material
rubber flow control device
Material Document And Classification
astm b62 assn std single material response body
Material Document And Classification
astm b62 assn std single material response seat
Media For Which Designed
steam 1st response
Media For Which Designed
water-oil-gas 2nd response
Style Designator
straight thru
Thread Series Designator
npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-068-3220 No Name Available 01/01/1992
4820-00-618-8666 No Name Available 09/01/1985
4820-00-883-0615 No Name Available 05/13/1966

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
012179-8 Lift-Check Valve
158B SZ 1 IN Lift-Check Valve
1B948-1IN Lift-Check Valve
7108-3018 Lift-Check Valve
73 1 IN Lift-Check Valve
901-125#-1IN. Lift-Check Valve
FIG231 Lift-Check Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-00-287-2777?
The FSCG of the NSN 4820-00-287-2777 is 4820
Does NSN 4820-00-287-2777 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-00-287-2777 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-287-2777 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-00-287-2777 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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