4820-01-199-8743

Find complete technical information, availability, and procurement data for: 4820-01-199-8743
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-199-8743

Item Name Code

22113

Assigment Date

01/26/1985 (41 years ago)

0.374 inches minimum and 0.383 inches maximum under flange height, 1.622 inches minimum and 1.625 inches maximum body outside diameter, 1.828 inches nominal flange diameter, 0.763 inches minimum and 0.764 inches maximum flange seat to disk end height, 1.495 inches minimum and 1.505 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.

Flange Diameter: 1.828 inches nominal
Body Outside Diameter: 1.622 inches minimum and 1.625 inches maximum
Body Inside Diameter: 1.495 inches minimum and 1.505 inches maximum
Flange Seat To Disk End Height: 0.763 inches minimum and 0.764 inches maximum
Under Flange Height: 0.374 inches minimum and 0.383 inches maximum
Seat Angle In Deg: 7.000 nominal
Seating Surface Shape: angular
Material: steel 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
23399REVM PIECE 5 2IN	Valve Seat
2557-073-046-S	Valve Seat
2557-73-69	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-199-8743?

The FSCG of the NSN 4820-01-199-8743 is 4820

Does the NSN 4820-01-199-8743 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-199-8743 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 4820-01-199-8743 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-199-8743 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 4820-01-199-8743 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sat, Jan 26, 1985