4820-00-346-6520

Find complete technical information, availability, and procurement data for: 4820-00-346-6520
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-346-6520

Item Name Code

22113

Assigment Date

01/01/1963 (63 years ago)

2a single threaded portion thread class, 3.500 inches nominal body inside diameter, 0.500 inches nominal flange seat to disk end height, 0.375 inches nominal single threaded portion thread length, 4.219 inches nominal flange 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: 0.375 inches nominal single threaded portion
Flange Diameter: 4.219 inches nominal
Body Inside Diameter: 3.500 inches nominal
Flange Seat To Disk End Height: 0.500 inches nominal
Under Flange Height: 0.375 inches nominal
Thread Quantity Per Inch: 16 single threaded portion
Nominal Thread Size: 4.000 inches single threaded portion
Seating Surface Shape: flat
Special Features: two lugs on top of flange,0.438 in.w,0.188 in.h
Material: nickel alloy overall
Style Designator: threaded flanged
Thread Series Designator: un single threaded portion

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
D338C	Valve Seat
E504PC9	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-346-6520?

The FSCG of the NSN 4820-00-346-6520 is 4820

Does the NSN 4820-00-346-6520 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-346-6520 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 4820-00-346-6520 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-346-6520 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 4820-00-346-6520 was assigned to the Federal Catalog?

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