Safety Relief Valve NSN 4820-01-281-7370

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: 4820-01-281-7370

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Features and Characteristics

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Union

Disk Loading Method

Spring

Bolt Hole Quantity

4 all ends

End Application

Wasp class lhd

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

2.000 inches

Adjustable Pressure Range

+30.0/+42.0 pounds per square inch

Outside Diameter

6.000 inches 1st end

Thickness

0.562 inches 1st end

First Connection Face To Centerline Distance

4.500 inches

Bolt Hole Diameter

0.750 inches 1st end

Second Connection Face To Centerline Distance

4.125 inches

Bolt Circle Diameter

4.750 inches 1st end

Flange Face Design

Raised straight all ends

Raised Face Height

0.062 inches all ends

Raised Face Diameter

3.625 inches 1st end

Material

Stainless steel stem

Style Designator

Err-090

Specification Data

81349-mil-v-20065d government specification

Nondefinitive Specification/std Data

1 type and d composition

FSC

4820 Nonpowered Valves

NIIN

012817370

NSN

4820012817370

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MIL-V-20065D

Cage Code:

81349

Status:

MSDS:

Part Number:

DS-10D 30T42PSI

Cage Code:

15187

Status:

MSDS:

Part Number:

NMP-1551 ITEM DS

Cage Code:

15187

Status:

MSDS:

Part Number:

NMP-1551

Cage Code:

75954

Status:

MSDS:

Part Number:

NMP-1551 ITEM DS-10D 30T42PSI

Cage Code:

75954

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 4820-01-281-7370

What are the manufacturers of nsn 4820012817370?

Does this nsn 4820012817370 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820012817370
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 4820012817370 contain any precious metals?
No precious metal content.

Does nsn 4820012817370 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820012817370?
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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