4820-00-402-9512

Find complete technical information, availability, and procurement data for: 4820-00-402-9512
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-402-9512

Item Name Code

05493

Assigment Date

06/10/1970 (56 years ago)

An item of varying tubular shapes molded or extruded from nonmetallic material. It includes flat form plastic tubing designed to be expanded for use and rubber tubing designed to be fabricated into sealing and/or cushioning devices. Excludes: hose,nonmetallic and tube (as modified).

refrigerant 22 media for which designed, flared first end style designator, 0.250 inches nominal first end outside diameter tube accommodated, threaded external tube first end connection type, straight thru body style

Product Characteristics

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

Body Style: straight thru
Media For Which Designed: refrigerant 22
First End Connection Type: threaded external tube
First End Style Designator: flared
First End Outside Diameter Tube Accommodated: 0.250 inches nominal
First End Thread Class: 3a
First End Thread Direction: right-hand
Second End Relationship With First End: not identical
Second End Connection Type: threaded internal pipe
Second End Style Designator: plain
Second End Nominal Pipe Size Accommodated: 0.250 inches
Second End Thread Direction: right-hand
First End Seat Angle In Deg: 37.0
Flow Control Device: diaphragm
End Connection Quantity: 2
Adjustable Pressure Range: +15.0 to 45.0 pounds per square inch
Valve Expansion Control Type: pressure
Valve Pressure Limiting Device: not included
Valve Equalizer Location: internal
Material: copper alloy body
Material: steel corrosion resisting flow control device
Material: steel corrosion resisting seat

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
204-257	Expansion Valve
204CB5-60061	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-00-402-9512?

The FSCG of the NSN 4820-00-402-9512 is 4820

Does the NSN 4820-00-402-9512 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-402-9512 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 4820-00-402-9512 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-402-9512 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 4820-00-402-9512 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, Jun 10, 1970