4820-00-200-9055

Find complete technical information, availability, and procurement data for: 4820-00-200-9055
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-200-9055

Item Name Code

22113

Assigment Date

01/01/1961 (65 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

0.135 inches minimum and 0.150 inches maximum under flange height, 0.150 inches minimum and 0.155 inches maximum flange seat to disk end height, 2.177 inches minimum and 2.182 inches maximum body outside diameter, 1.250 inches nominal body inside diameter, 2.427 inches minimum and 2.432 inches maximum 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: 2.427 inches minimum and 2.432 inches maximum
Body Outside Diameter: 2.177 inches minimum and 2.182 inches maximum
Body Inside Diameter: 1.250 inches nominal
Flange Seat To Disk End Height: 0.150 inches minimum and 0.155 inches maximum
Under Flange Height: 0.135 inches minimum and 0.150 inches maximum
Seat Angle In Deg: 35.000 nominal
Seating Surface Shape: angular
Material: plastic polytetrafluoroethylene overall
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
002-18-14-0001-	Valve Seat
008805	Valve Seat
218-14-01	Valve Seat
298-00-204PC14-	Valve Seat
803-500/003-X5X	Valve Seat
803-5001003 PC4	Valve Seat
803-5001003-X5X	Valve Seat
HBV-A2-10-0005-04	Valve Seat
HBV-S2-10-0001-04	Valve Seat
N008805	Valve Seat
NC008805	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-200-9055?

The FSCG of the NSN 4820-00-200-9055 is 4820

Does the NSN 4820-00-200-9055 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-200-9055 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 4820-00-200-9055 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-200-9055 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 4820-00-200-9055 was assigned to the Federal Catalog?

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