4820-01-311-0959

Find complete technical information, availability, and procurement data for: 4820-01-311-0959
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-311-0959

Item Name Code

05488

Assigment Date

11/18/1989 (36 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

2b all ends thread class, spool flow control device, 50.0 gallons per minute valve discharge flow rate, plain (pipe) all ends connection style, right-hand all ends thread direction

Product Characteristics

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

Thread Class: 2b all ends
Thread Direction: right-hand all ends
Flow Control Device: spool
Valve Discharge Flow Rate: 50.0 gallons per minute
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded cartridge all ends
Thread Quantity Per Inch: 14 all ends
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 1.000 inches all ends
Opening Pressure Setting: 2200.0 pounds per square inch
Material: steel corrosion resisting body
Style Designator: screw-in cartridge
Thread Series Designator: uns 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
4986-11	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-311-0959?

The FSCG of the NSN 4820-01-311-0959 is 4820

Does the NSN 4820-01-311-0959 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-311-0959 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 4820-01-311-0959 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-311-0959 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 4820-01-311-0959 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Nov 18, 1989