4820-01-290-3174

Find complete technical information, availability, and procurement data for: 4820-01-290-3174
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-290-3174

Item Name Code

16989

Assigment Date

12/09/1988 (37 years ago)

1a 2nd end thread class, right-hand 2nd end thread direction, right-hand 1st end thread direction, 1a 1st end thread class, compression (tube) 2nd end connection style

Product Characteristics

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

Thread Class: 1a 1st end
Thread Class: 1a 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Connection Style: compression (tube) 2nd end
Connection Style: external seat for gasket seal (boss) 1st end
Valve Operation Method: manual
Connection Type: threaded external boss 1st end
Connection Type: threaded external tube 2nd end
Nominal Thread Size: 0.312 inches 1st end
Nominal Thread Size: 0.432 inches 2nd end
Seat Angle: 38.5 degrees 1st end
Seat Nominal Radius: 0.325 inches 2nd end
Material: aluminum alloy overall
Style Designator: angle
Thread Series Designator: unf 1st end
Thread Series Designator: unf 2nd end

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FAQs

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

What is the FSCG of the NSN 4820-01-290-3174?

The FSCG of the NSN 4820-01-290-3174 is 4820

Does the NSN 4820-01-290-3174 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-290-3174 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 4820-01-290-3174 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-290-3174 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 4820-01-290-3174 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Fri, Dec 9, 1988