4820-01-203-4792

Find complete technical information, availability, and procurement data for: 4820-01-203-4792
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-203-4792

Item Name Code

22113

Assigment Date

03/14/1985 (41 years ago)

An assembled unit consisting of a commonly mounted centrifugal pump(s), prime mover(s), and the necessary components to provide for a complete operation.

0.433 inches minimum and 0.443 inches maximum under flange height, 0.319 inches minimum and 0.322 inches maximum flange seat to disk end height, 1.389 inches minimum and 1.391 inches maximum body outside diameter, 1.229 inches minimum and 1.239 inches maximum body inside diameter, 1.563 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.

Flange Diameter: 1.563 inches nominal
Body Outside Diameter: 1.389 inches minimum and 1.391 inches maximum
Body Inside Diameter: 1.229 inches minimum and 1.239 inches maximum
Flange Seat To Disk End Height: 0.319 inches minimum and 0.322 inches maximum
Under Flange Height: 0.433 inches minimum and 0.443 inches maximum
Seat Angle In Deg: 45.000 nominal
Seating Surface Shape: angular
Material: steel corrosion resisting seat
Material Document And Classification: astm a351 gr.cf-8m assn std single material response seat
Style Designator: plain flanged

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
29984 PIECE 4 1 1/4 IN	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-203-4792?

The FSCG of the NSN 4820-01-203-4792 is 4820

Does the NSN 4820-01-203-4792 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-203-4792 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 4820-01-203-4792 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-203-4792 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 4820-01-203-4792 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Thu, Mar 14, 1985