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4820-00-226-5551

Find complete technical information, availability, and procurement data for: 4820-00-226-5551

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4820-00-226-5551
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-226-5551
Item Name Code
10958
Assigment Date
01/01/1961 (65 years ago)

gasket furnished items, single connection, straight flow body style, recessed flange first end connection type, recessed first end style designator, air media for which designed

Product Characteristics

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

Body Style
single connection, straight flow
Furnished Items
gasket
Media For Which Designed
air
First End Connection Type
recessed flange
First End Style Designator
recessed
First End Recess Diameter
0.665 inches nominal
First End Recess Depth
0.045 inches nominal
First End Flange Shape Style
oval w/ bolt holes
First End Flange Thickness
0.156 inches nominal
First End Flange Length
1.302 inches nominal
First End Flange Width
1.000 inches nominal
First End Flange End Radius
0.500 inches nominal
First End Bolt Hole Quantity
2
First End Bolt Hole Diameter
0.095 inches nominal
First End Bolt Circle Diameter
0.800 inches nominal
Flow Control Device
disk, flat
End Connection Quantity
1
Disk Loading Method
spring
Valve Venting Design Type
atmospheric
Valve Relief Design Type
pressure and vacuum
Material
aluminum alloy body
Material
plastic seat
Material
plastic flow control device
Surface Treatment
anodize outside

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-973-2416 No Name Available 01/01/1960

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
629L20S170 Gaseou Pressure Equalizing Valve

FAQs

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

What is the FSCG of the NSN 4820-00-226-5551?
The FSCG of the NSN 4820-00-226-5551 is 4820
Does the NSN 4820-00-226-5551 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809050
Does NSN 4820-00-226-5551 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 4820-00-226-5551 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-226-5551 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 4820-00-226-5551 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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