4820-00-388-1422

Find complete technical information, availability, and procurement data for: 4820-00-388-1422
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-388-1422

Item Name Code

22113

Assigment Date

01/01/1963 (63 years ago)

1.595 inches minimum and 1.605 inches maximum flange diameter, 0.500 inches nominal flange seat to disk end height, 0.563 inches nominal body inside diameter, 0.877 inches minimum and 0.878 inches maximum body outside diameter, 0.370 inches minimum and 0.380 inches maximum seat radius

Product Characteristics

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

Flange Diameter: 1.595 inches minimum and 1.605 inches maximum
Body Outside Diameter: 0.877 inches minimum and 0.878 inches maximum
Body Inside Diameter: 0.563 inches nominal
Seat Radius: 0.370 inches minimum and 0.380 inches maximum
Flange Seat To Disk End Height: 0.500 inches nominal
Under Flange Height: 0.625 inches nominal
Seating Surface Shape: radial
Material: chromium alloy body
Material: cobalt alloy face
Material Document And Classification: mil-r-17131,type mil-rcocr-a mil spec single material response face

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
1504433	Valve Seat
95J563PC177	Valve Seat
95J571PC35	Valve Seat
H3120685-35	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-388-1422?

The FSCG of the NSN 4820-00-388-1422 is 4820

Does the NSN 4820-00-388-1422 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-388-1422 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 4820-00-388-1422 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-388-1422 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 4820-00-388-1422 was assigned to the Federal Catalog?

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