7025393

View detailed technical data, stock status, and sourcing information for: 7025393
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-152-1256

Item Name Code

05487

Assigment Date

02/19/1971 (55 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.

ball flow control device, spring disk loading method, right-hand all ends thread direction, 3a all ends thread class, 700.0 fahrenheit single response maximum operating temp

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 all ends
Thread Direction: right-hand all ends
Flow Control Device: ball
Disk Loading Method: spring
Maximum Operating Temp: 700.0 fahrenheit single response
Connection Style: flared (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 50.0 pounds per square inch single response
Nominal Thread Size: 0.562 inches all ends
Seat Angle: 37.0 degrees all ends
Material: steel comp 440c flow control device
Material: steel corrosion resisting body
Material: steel corrosion resisting seat
Material Document And Classification: qq-s-763,class 440c,cond a fed spec single material response flow control device
Media For Which Designed: air single response
Style Designator: straight thru
Thread Series Designator: unf all ends

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
201700-1	Check Valve
7025393	Check Valve
7025393-B	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-152-1256?

The FSCG of the NSN 4820-00-152-1256 is 4820

Does the NSN 4820-00-152-1256 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-00-152-1256 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 4820-00-152-1256 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-152-1256 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 4820-00-152-1256 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Feb 19, 1971