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4820-00-113-3703

Find complete technical information, availability, and procurement data for: 4820-00-113-3703

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4820-00-113-3703
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-113-3703
Item Name Code
05487
Assigment Date
09/09/1968 (57 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

right-hand 1st end thread direction, right-hand 2nd end thread direction, poppet flow control device, 3a 1st end thread class, 3b 2nd end thread class

Product Characteristics

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

Thread Class
3a 1st end
Thread Class
3b 2nd end
Thread Direction
right-hand 1st end
Thread Direction
right-hand 2nd end
Flow Control Device
poppet
Disk Loading Method
spring
Connection Style
flared (tube) 1st end
Connection Style
gasket seal (boss) 2nd end
Valve Operation Method
automatic
Connection Type
threaded external tube 1st end
Connection Type
threaded internal boss 2nd end
Mounting Position
horizontal or vertical
Thread Quantity Per Inch
12 1st end
Thread Quantity Per Inch
12 2nd end
Nominal Thread Size
1.500 inches 1st end
Nominal Thread Size
1.062 inches 2nd end
Seat Angle
37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated
0.750 inches 1st end
Material
aluminum alloy overall
Material Document And Classification
qq-a-225/6,alloy 2024 fed spec single material response overall
Surface Treatment
anodize
Surface Treatment Document And Classification
mil-a-8625,ty 2 mil spec single treatment response
Style Designator
straight thru
Thread Series Designator
un 1st end
Thread Series Designator
unj 2nd end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-351-7671 No Name Available 08/01/2007

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
0130070400-1 Check Valve
215-53303-1 Check Valve
216-53414-1 Check Valve
S3065 Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-113-3703?
The FSCG of the NSN 4820-00-113-3703 is 4820
Does the NSN 4820-00-113-3703 have a Schedule B code assigned?
Yes, the Schedule B code is 8481309000
Does NSN 4820-00-113-3703 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 4820-00-113-3703 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-113-3703 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 4820-00-113-3703 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Mon, Sep 9, 1968

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