4820-00-555-3267

Find complete technical information, availability, and procurement data for: 4820-00-555-3267
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-555-3267

Item Name Code

05487

Assigment Date

01/01/1963 (63 years ago)

spring disk loading method, flared (tube) 1st end connection style, right-hand 1st end thread direction, 3a 1st end thread class, cone flow control device

Product Characteristics

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

Thread Class: 3a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: cone
Disk Loading Method: spring
Connection Style: flared (tube) 1st end
Valve Operation Method: automatic
Connection Type: threaded external tube 1st end
Mounting Position: horizontal
Thread Quantity Per Inch: 20 1st end
Maximum Operating Pressure: 50.0 pounds per square inch single response
Nominal Thread Size: 0.438 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.250 inches 1st end
Material: aluminum alloy seat
Material: aluminum alloy body
Material: steel corrosion resisting flow control device
Media For Which Designed: fuel/oil, hydrocarbon single response
Surface Treatment: anodize
Style Designator: straight thru
Thread Series Designator: unf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2915-00-142-1913	No Name Available	01/01/1961

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
10-796-1	Check Valve
1112-558968	Check Valve
WR127-4D	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-555-3267?

The FSCG of the NSN 4820-00-555-3267 is 4820

Does the NSN 4820-00-555-3267 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-555-3267 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 4820-00-555-3267 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-555-3267 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 4820-00-555-3267 was assigned to the Federal Catalog?

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