4820-01-649-9801

Find complete technical information, availability, and procurement data for: 4820-01-649-9801
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-649-9801

Item Name Code

05488

Assigment Date

11/17/2015 (10 years ago)

A panel which is designed to accommodate, but does not include connectors, displays, indicators, jacks, meters, switches, and the like. It may include clinch nuts or fastening devices as part of the item. Excludes:panel, blank.

0.125 inches 1st end nominal pipe size accommodated, stem flow control device, inside spring bonnet type, integral bonnet attachment method, right-hand 1st end thread direction

Product Characteristics

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

Nominal Pipe Size Accommodated: 0.125 inches 1st end
Thread Direction: right-hand 1st end
Flow Control Device: stem
Bonnet Type: inside spring
Bonnet Attachment Method: integral
Disk Loading Method: spring
Maximum Operating Temp: 400.0 fahrenheit single response
Connection Style: plain (pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st end
Valve Size: 0.125 inches
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Thread Size: 0.125 inches 1st end
Opening Pressure Setting: 8.00 pounds per square inch
Face To Face Distance: 1.10 inches
Part Name Assigned By Controlling Agency: vent relief valve
Material: steel comp 316 body
Material: steel comp 316 stem
Style Designator: screw-in cartridge
Thread Series Designator: npt 1st end

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
VRVD-125SS-EP-8	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-649-9801?

The FSCG of the NSN 4820-01-649-9801 is 4820

Does the NSN 4820-01-649-9801 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-649-9801 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 4820-01-649-9801 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-649-9801 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 4820-01-649-9801 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Tue, Nov 17, 2015