4820-01-220-7680

Find complete technical information, availability, and procurement data for: 4820-01-220-7680
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-220-7680

Item Name Code

10958

Assigment Date

11/19/1985 (40 years ago)

A valve used on the free end of a suction line permitting flow in only one direction. It is always equipped with a strainer at the inlet end. See also valve, check.

160.0 fahrenheit temp rating, 3.0 pounds per square inch maximum operating pressure, threaded external boss first end connection type, gasket and nut furnished items, single connection straight thru body style

Product Characteristics

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

Maximum Operating Pressure: 3.0 pounds per square inch
Body Style: single connection straight thru
Furnished Items: gasket and nut
Temp Rating: 160.0 fahrenheit
First End Connection Type: threaded external boss
First End Style Designator: external seat for gasket seal
First End Thread Class: 3a
First End Thread Direction: right-hand
Flow Control Device: poppet
End Connection Quantity: 1
Disk Loading Method: spring
Opening Pressure Setting: 1.5 pounds per square inch
Valve Venting Design Type: atmospheric
Valve Relief Design Type: pressure
First End Thread Series Designator: unf
First End Nominal Thread Size: 0.750 inches
Material: aluminum body
Surface Treatment: anodize outside
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response outside

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
1035A0011	Gaseou Pressure Equalizing Valve
622RG	Gaseou Pressure Equalizing Valve

FAQs

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

What is the FSCG of the NSN 4820-01-220-7680?

The FSCG of the NSN 4820-01-220-7680 is 4820

Does the NSN 4820-01-220-7680 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-220-7680 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 4820-01-220-7680 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-220-7680 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 4820-01-220-7680 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Tue, Nov 19, 1985