4820-01-553-3770

Find complete technical information, availability, and procurement data for: 4820-01-553-3770
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-553-3770

Item Name Code

08101

Assigment Date

07/13/2007 (19 years ago)

A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.

3/4 inch, for automatic of a closed system to atmosphere when a vacuum is created, pervents vacuum conditions that could siphon the water from the tank which could cause collapse and or equipment burn out special features

Product Characteristics

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

Special Features: 3/4 inch, for automatic of a closed system to atmosphere when a vacuum is created, pervents vacuum conditions that could siphon the water from the tank which could cause collapse and or equipment burn out

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
N36-M13/4	Vacuum Breaking Valve

FAQs

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

What is the FSCG of the NSN 4820-01-553-3770?

The FSCG of the NSN 4820-01-553-3770 is 4820

Does the NSN 4820-01-553-3770 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-553-3770 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 4820-01-553-3770 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-553-3770 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 4820-01-553-3770 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Fri, Jul 13, 2007