4820-00-389-4577

Find complete technical information, availability, and procurement data for: 4820-00-389-4577
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-389-4577

Item Name Code

22113

Assigment Date

01/01/1963 (63 years ago)

0.438 inches nominal single threaded portion thread length, 0.615 inches nominal flange diameter, 0.125 inches nominal flange seat to disk end height, 2a single threaded portion thread class, 0.156 inches nominal body inside diameter

Product Characteristics

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

Thread Class: 2a single threaded portion
Thread Length: 0.438 inches nominal single threaded portion
Flange Diameter: 0.615 inches nominal
Body Inside Diameter: 0.156 inches nominal
Flange Seat To Disk End Height: 0.125 inches nominal
Under Flange Height: 0.438 inches nominal
Thread Quantity Per Inch: 32 single threaded portion
Nominal Thread Size: 0.376 inches single threaded portion
Seating Surface Shape: flat
Material: steel comp 4621h overall
Material Document And Classification: 66 fed std single material response overall
Surface Treatment: anodize overall
Style Designator: threaded flanged
Thread Series Designator: un single threaded portion

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T668-5PC18	Valve Seat
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FAQs

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

What is the FSCG of the NSN 4820-00-389-4577?

The FSCG of the NSN 4820-00-389-4577 is 4820

Does the NSN 4820-00-389-4577 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-389-4577 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 4820-00-389-4577 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-389-4577 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 4820-00-389-4577 was assigned to the Federal Catalog?

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