4820-00-571-6246

Find complete technical information, availability, and procurement data for: 4820-00-571-6246
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-571-6246

Item Name Code

22113

Assigment Date

01/01/1961 (65 years ago)

1.250 inches nominal body inside diameter, 2a single threaded portion thread class, 0.656 inches nominal single threaded portion thread length, 1.475 inches nominal flange seat to disk end height, 2.875 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: 0.656 inches nominal single threaded portion
Flange Diameter: 2.875 inches nominal
Body Inside Diameter: 1.250 inches nominal
Flange Seat To Disk End Height: 1.475 inches nominal
Under Flange Height: 1.025 inches nominal
Seat Angle In Deg: 45.000 nominal
Nominal Thread Size: 1.625 inches single threaded portion
Seating Surface Shape: angular
Special Features: lug wrenching facility on id
Material: copper alloy body
Material: steel corrosion resisting flange
Material: steel corrosion resisting seat
Style Designator: threaded flanged
Thread Series Designator: unef 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
A34153PC15-16	Valve Seat
S20986	Valve Seat
SA20986	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-571-6246?

The FSCG of the NSN 4820-00-571-6246 is 4820

Does the NSN 4820-00-571-6246 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-571-6246 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 4820-00-571-6246 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-571-6246 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 4820-00-571-6246 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961