4820-01-421-8090

Find complete technical information, availability, and procurement data for: 4820-01-421-8090
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-421-8090

Item Name Code

35224

Assigment Date

11/15/1995 (30 years ago)

16 thread quantity per inch, 1.625 inches nominal outside diameter, 2b thread class, 0.594 inches nominal overall height, seawolf class ssn end item identification

Product Characteristics

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

Thread Class: 2b
Outside Diameter: 1.625 inches nominal
Overall Height: 0.594 inches nominal
End Item Identification: seawolf class ssn
Thread Quantity Per Inch: 16
Nominal Thread Size: 1.312 inches
Seat Angle: 45.0 degrees nominal
Special Features: cobalt chromium tungsten nickel material per mil-c-24252 comp 1 cond ca-7
Style Designator: plug
Thread Series Designator: un

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
803-6397434-X52XXX ITEM 14	Valve Disk
803-6397434-X52XXX-014	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-421-8090?

The FSCG of the NSN 4820-01-421-8090 is 4820

Does the NSN 4820-01-421-8090 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-421-8090 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 4820-01-421-8090 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-421-8090 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 4820-01-421-8090 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Nov 15, 1995