4820-00-825-1998

Find complete technical information, availability, and procurement data for: 4820-00-825-1998
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-825-1998

Item Name Code

22113

Assigment Date

08/18/1967 (59 years ago)

3a single threaded portion thread class, 4.355 inches minimum and 4.370 inches maximum flange diameter, 0.625 inches nominal single threaded portion thread length, 3.918 inches minimum and 3.933 inches maximum body outside diameter, 0.750 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: 3a single threaded portion
Thread Length: 0.625 inches nominal single threaded portion
Flange Diameter: 4.355 inches minimum and 4.370 inches maximum
Body Outside Diameter: 3.918 inches minimum and 3.933 inches maximum
Body Inside Diameter: 0.750 inches nominal
Flange Seat To Disk End Height: 0.313 inches minimum and 0.318 inches maximum
Under Flange Height: 0.375 inches nominal
Nominal Thread Size: 0.750 inches single threaded portion
Seating Surface Shape: flat
Material: steel overall
Material Document And Classification: qq-s-763 fed spec single material response overall
Style Designator: plain flanged
Thread Series Designator: unc 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
184450PC100	Valve Seat
186290PC100	Valve Seat
186311PC100	Valve Seat
CMK36K5N	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-825-1998?

The FSCG of the NSN 4820-00-825-1998 is 4820

Does the NSN 4820-00-825-1998 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-825-1998 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 4820-00-825-1998 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-825-1998 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 4820-00-825-1998 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Aug 18, 1967