920D190

View detailed technical data, stock status, and sourcing information for: 920D190
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-323-7135

Item Name Code

05489

Assigment Date

08/05/1990 (36 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

manual valve operation method, wafer mounting facility, flange all ends connection type, round all ends flange shape, 2.500 inches valve size

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Valve Operation Method: manual
Flange Shape: round all ends
Connection Type: flange all ends
Mounting Facility: wafer
Valve Size: 2.500 inches
Nominal Outside Diameter: 4.880 inches all ends
Face To Face Distance: 2.750 inches
Nominal Thickness: 1.750 inches all ends
Flange Face Design: plain all ends
Material: aluminum alloy body
Material: rubber fluorocarbon class fpm packing
Material: steel comp 316 stem
Material: steel corrosion resisting flow control device
Material: steel corrosion resisting seat
Style Designator: straight thru flanged ends

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
59201A495	Butterfly Valve
920D190	Butterfly Valve
M2040-222B-1AM 2 1/2IN	Butterfly Valve

FAQs

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

What is the FSCG of the NSN 4820-01-323-7135?

The FSCG of the NSN 4820-01-323-7135 is 4820

Does the NSN 4820-01-323-7135 have a Schedule B code assigned?

Yes, the Schedule B code is 8481805090

Does NSN 4820-01-323-7135 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 4820-01-323-7135 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-323-7135 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 4820-01-323-7135 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sun, Aug 5, 1990