4820-00-171-3203

Find complete technical information, availability, and procurement data for: 4820-00-171-3203
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-171-3203

Item Name Code

16989

Assigment Date

02/18/1973 (53 years ago)

3a 1st end thread class, right-hand 1st end thread direction, disk flow control device, flared (tube) 1st end connection style, manual valve operation method

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: disk
Connection Style: flared (tube) 1st end
Valve Operation Method: manual
Connection Type: threaded external tube 1st end
Thread Quantity Per Inch: 20 1st end
Maximum Operating Pressure: 60.0 pounds per square inch 1st response
Nominal Thread Size: 0.437 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.250 inches 1st end
Material: steel overall
Media For Which Designed: fuel/oil, hydrocarbon single response
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Below is a list of NSNs that have been officially superseded by this NSN: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
2915-00-516-3604	No Name Available	07/01/1976

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
3-9162	Poppet Drain Cock
475C-61NXW	Poppet Drain Cock
65307-03008-102	Poppet Drain Cock

FAQs

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

What is the FSCG of the NSN 4820-00-171-3203?

The FSCG of the NSN 4820-00-171-3203 is 4820

Does the NSN 4820-00-171-3203 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-171-3203 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 4820-00-171-3203 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-171-3203 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 4820-00-171-3203 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Feb 18, 1973