Safety Relief Valve NSN 4820-00-905-4665

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: 4820-00-905-4665

Provided with every order

Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

Get a Quote

Get an up to date price on nsn 4820009054665

Related NSN

Features and Characteristics

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Bonnet Type

Inside screw

Bonnet Attachment Method

Integral

Disk Loading Method

Spring

Valve Discharge Flow Rate

2.0 cubic feet per minute

Connection Style

G42 flared (tube) 1st end

Valve Operation Method

Manual

Connection Type

Threaded external tube 1st end

Features Provided

Bonnet packing and pressure tight outlet side

Adjustable Pressure Range

+20.5/+21.5 pounds per square inch

Maximum Operating Pressure

21.50 pounds per square inch single response

Thread Size

0.437 inches 1st end

Seat Angle

45.0 degrees 1st end

Opening Pressure Setting

21.5 pounds per square inch

Outside Diameter Tube Accommodated

0.250 inches 1st end

Material

Steel comp mtx1015 seat

Media For Which Designed

Sulphur dioxide, gaseous single response

Surface Treatment

Anodize

Style Designator

Err-090

Test Data Document

51663-rd10280m drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

Thread Series Designator

Unf 1st end

FSC

4820 Nonpowered Valves

NIIN

009054665

NSN

4820009054665

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

RD10280M

Cage Code:

51663

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 4820-00-905-4665

What are the manufacturers of nsn 4820009054665?

Crane Co. (51663)

Does this nsn 4820009054665 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820009054665
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 4820009054665 contain any precious metals?
No precious metal content.

Does nsn 4820009054665 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820009054665?
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:

What do you get when you order from nationalstocknumber.org?

On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service