4820-00-777-3949

Find complete technical information, availability, and procurement data for: 4820-00-777-3949
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-777-3949

Item Name Code

22113

Assigment Date

01/01/1960 (66 years ago)

0.081 inches minimum and 0.084 inches maximum flange seat to disk end height, 0.080 inches minimum and 0.085 inches maximum under flange height, 0.678 inches minimum and 0.679 inches maximum flange diameter, 0.561 inches minimum and 0.562 inches maximum body outside diameter, 0.265 inches minimum and 0.271 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: 0.678 inches minimum and 0.679 inches maximum
Body Outside Diameter: 0.561 inches minimum and 0.562 inches maximum
Body Inside Diameter: 0.265 inches minimum and 0.271 inches maximum
Flange Seat To Disk End Height: 0.081 inches minimum and 0.084 inches maximum
Under Flange Height: 0.080 inches minimum and 0.085 inches maximum
Seating Surface Shape: flat
Material: fabric, nylon face
Material: steel comp 303 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
160013-0031	Valve Seat
160013-31	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-777-3949?

The FSCG of the NSN 4820-00-777-3949 is 4820

Does the NSN 4820-00-777-3949 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-777-3949 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 4820-00-777-3949 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-777-3949 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 4820-00-777-3949 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960