4820-00-389-6499

Find complete technical information, availability, and procurement data for: 4820-00-389-6499
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-389-6499

Item Name Code

22113

Assigment Date

01/01/1963 (63 years ago)

1.649 inches minimum and 1.650 inches maximum body outside diameter, 90.000 nominal seat angle in deg, 0.245 inches minimum and 0.250 inches maximum overall height, 50.0 rockwell c minimum and 60.0 rockwell c maximum overall hardness rating, 1.3695 inches minimum and 1.3795 inches maximum 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.

Overall Height: 0.245 inches minimum and 0.250 inches maximum
Body Outside Diameter: 1.649 inches minimum and 1.650 inches maximum
Body Inside Diameter: 1.3695 inches minimum and 1.3795 inches maximum
Seat Angle In Deg: 90.000 nominal
Hardness Rating: 50.0 rockwell c minimum and 60.0 rockwell c maximum overall
Seating Surface Shape: angular
Material: iron or steel overall
Material Document And Classification: ms926 mil std 1st material response or ms803 mil std 2nd material response overall
Style Designator: plain
Fsc Application Data: valve,gasoline engine,nonaircraft

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
1319088	Valve Seat
WAUG705	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-389-6499?

The FSCG of the NSN 4820-00-389-6499 is 4820

Does the NSN 4820-00-389-6499 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-389-6499 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 4820-00-389-6499 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-389-6499 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 4820-00-389-6499 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963