4820-01-049-5843

Find complete technical information, availability, and procurement data for: 4820-01-049-5843
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-049-5843

Item Name Code

22113

Assigment Date

10/21/1977 (48 years ago)

0.631 inches minimum and 0.635 inches maximum under flange height, 0.635 inches minimum and 0.638 inches maximum body outside diameter, 43.0 rockwell c minimum and 47.0 rockwell c maximum overall hardness rating, 0.135 inches minimum and 0.139 inches maximum flange seat to disk end height, 0.7490 inches minimum and 0.7495 inches maximum flange 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: 0.7490 inches minimum and 0.7495 inches maximum
Body Outside Diameter: 0.635 inches minimum and 0.638 inches maximum
Flange Seat To Disk End Height: 0.135 inches minimum and 0.139 inches maximum
Under Flange Height: 0.631 inches minimum and 0.635 inches maximum
Hardness Rating: 43.0 rockwell c minimum and 47.0 rockwell c maximum overall
Seating Surface Shape: flat
Body Stepped Inside Diameter: 0.187 inches nominal third step
Body Stepped Inside Diameter: 0.375 inches nominal first step
Body Stepped Inside Diameter: 0.390 inches minimum and 0.410 inches maximum second step
Criticality Code Justification: abkk
Material: steel comp 440c overall
Material Document And Classification: qq-s-763 fed std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: plain flanged

FAQs

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

What is the FSCG of the NSN 4820-01-049-5843?

The FSCG of the NSN 4820-01-049-5843 is 4820

Does the NSN 4820-01-049-5843 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-049-5843 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 4820-01-049-5843 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-049-5843 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 4820-01-049-5843 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Fri, Oct 21, 1977