Safety Relief Valve NSN 4820-01-141-8847

Item Description

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.

NSN: 4820-01-141-8847

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Features and Characteristics

Flow Control Device

Disk

Disk Loading Method

Spring

Bolt Hole Quantity

16 1st end

Maximum Operating Temp

450.0 degrees fahrenheit single response

Valve Operation Method

Automatic

Flange Shape

Round with holes 2nd end

Connection Type

Flange 1st end

Valve Size

10.000 inches

Adjustable Pressure Range

+475.0/+525.0 pounds per square inch

Maximum Operating Pressure

600.0 pounds per square inch single response

Outside Diameter

20.000 inches 1st end

Thickness

2.500 inches 1st end

First Connection Face To Centerline Distance

10.500 inches

Bolt Hole Diameter

1.000 inches 2nd end

Second Connection Face To Centerline Distance

9.438 inches

Bolt Circle Diameter

17.000 inches 1st end

Flange Face Design

Plain 2nd end

Raised Face Height

0.250 inches 1st end

Raised Face Diameter

12.750 inches 1st end

Material

Steel flow control device

Material Specification

Ams 5643 assn standard single material response flow control device

Style Designator

Err-090

FSC

4820 Nonpowered Valves

NIIN

011418847

NSN

4820011418847

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

20158 475T525PSI

Cage Code:

15187

Status:

MSDS:

Part Number:

5055RA140009 475T525PSI

Cage Code:

15187

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481400000
NAICS: 332911
SITC: 74740
Description: Safety or relief valves
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-141-8847

What are the manufacturers of nsn 4820011418847?

Pentair Valves & Controls Us Lp (15187)
Anderson Greenwood Lp (01343)

Does this nsn 4820011418847 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820011418847
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.

Does nsn 4820011418847 contain any precious metals?
No precious metal content.

Does nsn 4820011418847 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820011418847?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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