4820-00-956-1477

Find complete technical information, availability, and procurement data for: 4820-00-956-1477
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-956-1477

Item Name Code

22113

Assigment Date

05/11/1966 (60 years ago)

1.374 inches minimum and 1.375 inches maximum body inside diameter, 2.805 inches minimum and 2.810 inches maximum flange diameter, 0.183 inches minimum and 0.186 inches maximum under flange height, 0.752 inches minimum and 0.755 inches maximum flange seat to disk end height, 2.315 inches minimum and 2.320 inches maximum body outside 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: 2.805 inches minimum and 2.810 inches maximum
Body Outside Diameter: 2.315 inches minimum and 2.320 inches maximum
Body Inside Diameter: 1.374 inches minimum and 1.375 inches maximum
Flange Seat To Disk End Height: 0.752 inches minimum and 0.755 inches maximum
Under Flange Height: 0.183 inches minimum and 0.186 inches maximum
Seating Surface Shape: flat
Material: cobalt alloy face
Material: steel body
Material Document And Classification: mil-r-17131,type mil-rcocr-a mil spec single material response face
Material Document And Classification: qq-s-763,class 410 fed spec single material response body
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
591-607	Valve Seat
60-591PC607	Valve Seat
60-773PC607	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-956-1477?

The FSCG of the NSN 4820-00-956-1477 is 4820

Does the NSN 4820-00-956-1477 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-956-1477 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 4820-00-956-1477 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-956-1477 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 4820-00-956-1477 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, May 11, 1966