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4820-00-491-3140

Find complete technical information, availability, and procurement data for: 4820-00-491-3140

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4820-00-491-3140
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-491-3140
Item Name Code
49444
Assigment Date
09/21/1970 (55 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

15.0 pounds per square inch maximum delivery pressure, compressed gas association inlet fitting connection type, cylinder mounting method, right side mounting position, single stage type

Product Characteristics

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

Maximum Delivery Pressure
15.0 pounds per square inch
Mounting Method
cylinder
Mounting Position
right side
Stage Type
single
Inlet Fitting Connection Type
compressed gas association
Features Provided
relief valve
Delivery Pressure Type
adjustable
Inlet Fitting Connection Cga Number
580
Inlet Indicator Type
dial pressure gage
Outlet Indicator Type
dial pressure gage
Special Features
includes sintered inlet filter

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-01-305-2133 No Name Available 11/01/1991

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
0781-0004 Compressed Gas Regulator
SR250A-580 Compressed Gas Regulator

FAQs

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

What is the FSCG of the NSN 4820-00-491-3140?
The FSCG of the NSN 4820-00-491-3140 is 4820
Does the NSN 4820-00-491-3140 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-491-3140 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 4820-00-491-3140 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-491-3140 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 4820-00-491-3140 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Mon, Sep 21, 1970

Professional Distribution

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