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4820-01-227-1014

Find complete technical information, availability, and procurement data for: 4820-01-227-1014

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4820-01-227-1014
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-227-1014
Item Name Code
05488
Assigment Date
02/28/1986 (40 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

400.0 fahrenheit single response maximum operating temp, automatic valve operation method, round with holes all ends flange shape, 4 all ends bolt hole quantity, disk flow control device

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
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
400.0 fahrenheit single response
Valve Operation Method
automatic
Flange Shape
round with holes all ends
Connection Type
flange all ends
Valve Size
0.500 inches
Maximum Operating Pressure
1500.0 pounds per square inch single response
Opening Pressure Setting
1100.0 pounds per square inch
Nominal Outside Diameter
3.500 inches 2nd end
Nominal Outside Diameter
4.250 inches 1st end
Nominal Thickness
0.438 inches 2nd end
Nominal Thickness
0.562 inches 1st end
First Connection Face To Centerline Distance
3.969 inches
Bolt Hole Nominal Diameter
0.625 inches all ends
Second Connection Face To Centerline Distance
4.650 inches
Bolt Circle Nominal Diameter
2.375 inches 2nd end
Bolt Circle Nominal Diameter
3.125 inches 1st end
Flange Face Design
raised straight all ends
Raised Face Nominal Height
0.062 inches all ends
Raised Face Nominal Diameter
1.375 inches 2nd end
Raised Face Nominal Diameter
2.000 inches 1st end
Special Features
packed lift cap 11.562 in. dia nominal
Material
steel comp 316 and steel uns j03002 body
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
A3073 Safety Relief Valve
A3073ANDLCT14/PLG1/2X11100SET Safety Relief Valve
LCT14/PLG1/2X1A Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-227-1014?
The FSCG of the NSN 4820-01-227-1014 is 4820
Does the NSN 4820-01-227-1014 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-227-1014 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 4820-01-227-1014 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-227-1014 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 4820-01-227-1014 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Fri, Feb 28, 1986

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