4820-00-287-2778

Find complete technical information, availability, and procurement data for: 4820-00-287-2778
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-287-2778

Item Name Code

27828

Assigment Date

01/01/1963 (63 years ago)

plain, optional end (pipe) all ends connection style, packing retaining bonnet type, manual valve operation method, disk flow control device, right-hand all ends thread direction

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: packing retaining
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: manual
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: 2.000 inches all ends
Material: copper alloy 836 body
Material: copper alloy 836 seat
Material: plastic polytetrafluoroethylene 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
Material Document And Classification: astm d1457 assn std single material response flow control device
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Below is a list of NSNs that have been officially superseded by this NSN: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
4820-00-529-2157	No Name Available	02/05/1969
4820-00-824-7573	No Name Available	11/06/1968

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
117A2IN	Lift-Check Valve
1B948-2IN	Lift-Check Valve
890-2	Lift-Check Valve
FIG 231 2 IN	Lift-Check Valve
FIG516-2IN	Lift-Check Valve
IB948 SIZE 2 IN	Lift-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-287-2778?

The FSCG of the NSN 4820-00-287-2778 is 4820

Does NSN 4820-00-287-2778 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 4820-00-287-2778 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-287-2778 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 4820-00-287-2778 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963