20-1-4-1-4 PART79

View detailed technical data, stock status, and sourcing information for: 20-1-4-1-4 PART79
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-104-8883

Item Name Code

35224

Assigment Date

12/13/1980 (45 years ago)

An item designed to be attached to the discharge lines of a sprayer or a discharge pipe for the application of liquid detergents, waxes, acids and other solvent compounds in pressure cleaning, asphalt and light tar emulsions in concrete processes, and/or liquid insecticides, fungicides, fertilizers, growth inhibitors and other chemicals in agricultural applications. It is a one-piece or multi-piece construction and may include a strainer and/or check valve.

0.156 inches nominal tip diameter, 0.285 inches nominal shank diameter, 0.085 inches nominal flange seat to disk end height, 0.973 inches nominal overall height, 0.410 inches nominal under flange height

Product Characteristics

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

Shank Diameter: 0.285 inches nominal
Tip Diameter: 0.156 inches nominal
Overall Height: 0.973 inches nominal
Flange Seat To Disk End Height: 0.085 inches nominal
Under Flange Height: 0.410 inches nominal
Seat Angle: 60.0 degrees nominal
Material: steel corrosion resisting
Style Designator: poppet

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
20-1-4-1-4 PART79	Valve Disk
N47903	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-104-8883?

The FSCG of the NSN 4820-01-104-8883 is 4820

Does the NSN 4820-01-104-8883 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-104-8883 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 4820-01-104-8883 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-104-8883 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 4820-01-104-8883 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Sat, Dec 13, 1980