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4820-01-238-5950

Find complete technical information, availability, and procurement data for: 4820-01-238-5950

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4820-01-238-5950
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-238-5950
Item Name Code
05488
Assigment Date
08/16/1986 (39 years ago)

A valve having two or more ports with valve stem or pilot needle in a normally open or closed position. It is specifically designed to stop or start or change the flow of fluid by means of the magnetic action of an electric coil on a moveable core or plunger. The valve may be equipped with a manual opening or closing device. For items with three or more ports that utilize a reciprocating slide with recess areas which mate with ports in an integral or replaceable ported sleeve, see valve (1), linear, directional control. It may be inline or cartridge (manifold) design. Excludes:valve (1), butterfly.

disk flow control device, 8 2nd end bolt hole quantity, bolted bonnet attachment method, 12 1st end bolt hole quantity, inside spring bonnet type

Product Characteristics

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

Flow Control Device
disk
Bonnet Type
inside spring
Bonnet Attachment Method
bolted
Bolt Hole Quantity
12 1st end
Bolt Hole Quantity
8 2nd end
Maximum Operating Temp
425.0 fahrenheit single response
Valve Operation Method
automatic
Flange Shape
round with holes all ends
Connection Type
flange all ends
Valve Size
4.000 inches
Adjustable Pressure Range
+59.0 to 72.0 pounds per square inch
Maximum Operating Pressure
250.0 pounds per square inch single response
Nominal Outside Diameter
10.000 inches 2nd end
Nominal Outside Diameter
12.500 inches 1st end
Nominal Thickness
1.250 inches 2nd end
Nominal Thickness
1.438 inches 1st end
First Connection Face To Centerline Distance
8.000 inches
Bolt Hole Nominal Diameter
0.875 inches all ends
Second Connection Face To Centerline Distance
7.688 inches
Bolt Circle Nominal Diameter
10.625 inches 1st end
Bolt Circle Nominal Diameter
7.875 inches 2nd end
Flange Face Design
plain all ends
Material
copper alloy body
Material
nickel alloy flow control device
Material
nickel alloy seat
Material
steel corrosion resisting stem
Media For Which Designed
water-oil-gas single response
Style Designator
angle flanged 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
D49941 Safety Relief Valve
D49941PART R10AN3P312-BM2 Safety Relief Valve
R10AN3P311-BM2 Safety Relief Valve
R10AN3P312-BM2- Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-238-5950?
The FSCG of the NSN 4820-01-238-5950 is 4820
Does the NSN 4820-01-238-5950 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-238-5950 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 4820-01-238-5950 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-238-5950 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 4820-01-238-5950 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Sat, Aug 16, 1986

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