Safety Relief Valve NSN 4820-01-538-2850

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: 4820-01-538-2850

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 4820015382850

Features and Characteristics

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Bolted

Disk Loading Method

Spring

Bolt Hole Quantity

8 all ends

Maximum Operating Temp

425.0 degrees fahrenheit single response

End Application

W/s cvn nr boundary area

Valve Operation Method

Automatic or manual

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Features Provided

Manual override

Valve Size

3.500 inches

Adjustable Pressure Range

+11.0/+17.0 pounds per square inch

Maximum Operating Pressure

100.0 pounds per square inch single response

Outside Diameter

7.188 inches all ends

Thickness

0.500 inches all ends

First Connection Face To Centerline Distance

7.250 inches

Bolt Hole Diameter

0.562 inches all ends

Second Connection Face To Centerline Distance

5.500 inches

Bolt Circle Diameter

6.062 inches all ends

Flange Face Design

Plain all ends

Special Features

Flanges iaw mil-f-20042, 150 lb.

Material

Nickel alloy seat

Material Specification

Qq-b-637 comp i federal specification single material response stem

Media For Which Designed

Water, fresh single response

Style Designator

Err-090

Test Data Document

Mil-s-901c specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Furnished Items And Quantity

1 lever

Specification Data

81349 - mil-v-20065c government specification

Nondefinitive Specification/std Data

A-1 type and c class

Departure From Cited Document

Relief valve

FSC

4820 Nonpowered Valves

NIIN

015382850

NSN

4820015382850

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MIL-V-20065

Cage Code:

81349

Status:

MSDS:

Part Number:

NMP611 OP A, DISC AY, FW SERVICE

Cage Code:

15187

Status:

MSDS:

Part Number:

L-2210-C 3.5" 11TO17PSI

Cage Code:

15187

Status:

MSDS:

Part Number:

NMP611

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 4820-01-538-2850

What are the manufacturers of nsn 4820015382850?

Military Specifications (81349)
Pentair Valves & Controls Us Lp (15187)

Does this nsn 4820015382850 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820015382850
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 4820015382850 contain any precious metals?
No precious metal content.

Does nsn 4820015382850 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820015382850?
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