HP958100-1

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-066-7488

Item Name Code

05486

Assigment Date

07/05/1967 (59 years ago)

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

right-hand all ends thread direction, spring disk loading method, 3a all ends thread class, disk flow control device, packing retaining bonnet type

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: disk
Bonnet Type: packing retaining
Disk Loading Method: spring
Renewable Seat Ring Type: pressed-in
Maximum Operating Temp: -65.0 fahrenheit 1st response
Maximum Operating Temp: 160.0 fahrenheit 2nd response
Connection Style: flared (tube) all ends
Connection Type: threaded internal pipe all ends
Mounting Facility: threaded fastener
Mounting Position: vertical
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 0.437 inches all ends
Seat Angle: 37.0 degrees all ends
Nominal Outside Diameter Tube Accommodated: 0.250 inches all ends
Material: aluminum alloy seat
Material: aluminum alloy stem
Material: aluminum alloy body
Material: aluminum alloy flow control device
Media For Which Designed: air single response
Style Designator: straight thru
Supplementary Features: valve operation method: air
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
215-21333-1	Stop-Check Valve
HP958100-1	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-066-7488?

The FSCG of the NSN 4820-00-066-7488 is 4820

Does the NSN 4820-00-066-7488 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-066-7488 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 4820-00-066-7488 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-066-7488 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 4820-00-066-7488 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Wed, Jul 5, 1967