4820-01-287-3995

Find complete technical information, availability, and procurement data for: 4820-01-287-3995
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-287-3995

Item Name Code

05493

Assigment Date

10/21/1988 (37 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

refrigerant 12 or refrigerant 22 or refrigerant 500 media for which designed, 0.375 inches nominal first end outside diameter tube accommodated, unthreaded external tube first end connection type, unthreaded external tube second end connection type, not identical second end relationship with first end

Product Characteristics

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

Media For Which Designed: refrigerant 12 or refrigerant 22 or refrigerant 500
First End Connection Type: unthreaded external tube
First End Outside Diameter Tube Accommodated: 0.375 inches nominal
Second End Relationship With First End: not identical
Second End Connection Type: unthreaded external tube
Second End Outside Diameter Tube Accommodated: 0.500 inches nominal
End Connection Quantity: 2
Material: copper alloy body
Material: steel stem

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
90C01-3932	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-287-3995?

The FSCG of the NSN 4820-01-287-3995 is 4820

Does the NSN 4820-01-287-3995 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-287-3995 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 4820-01-287-3995 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-287-3995 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 4820-01-287-3995 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Fri, Oct 21, 1988