Safety Relief Valve

112

(NSN) National Stock Number

4820-00-287-4084

Federal Supply Classification

4820 Nonpowered Valves

Item Name Code

05488

Schedule B Code

8481400000

Summary

0.250 inches 1st end nominal pipe size accommodated, right-hand 1st end thread direction, disk flow control device, inside spring bonnet type, threaded bonnet attachment method, spring disk loading method

DAC	HCC	DMIL	RNCC
X	-	-	5

RNVC	SADC	MSDS	RNAAC
2	-	-	XX

Identification

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.

INC	FIIG	Concept	Condition
05488	A046B0	1	2

Specifications

Nominal Pipe Size Accommodated

0.250 inches 1st end

Details

A measurement of the pipe size the item will accommodate.

Thread Direction

right-hand 1st end

Details

The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

Flow Control Device

disk

Details

The part that controls the flow through the item.

Bonnet Type

inside spring

Details

Indicates the type of housing on the item that accommodates the stem packing or spring.

Bonnet Attachment Method

threaded

Details

The means by which the bonnet is attached to the item.

Disk Loading Method

spring

Details

The means of closing the item when inlet pressure decreases.

Valve Discharge Flow Rate

62.0 cubic feet per minute

Details

The rated valve discharge capacity per unit of time.

Maximum Operating Temp

250.0 deg fahrenheit single response

Details

The maximum temperature at which the item is rated to operate for an extended period of time.

Connection Style

plain (pipe) 1st end

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.

Valve Operation Method

automatic or manual

Details

The means used to control the operation of the valve.

Connection Type

threaded external pipe 1st end

Details

Indicates the type of connection/s/.

Features Provided

valve stem lock shield

Details

Those features,not otherwise specified,which may be required for proper functioning of the item.

Maximum Operating Pressure

225.0 pounds per square inch 1st response

Details

The maximum pressure at which the item is rated for operation.

Nominal Thread Size

0.250 inches 1st end

Details

A designation that is used for the purpose of general identification of the thread.

Opening Pressure Setting

200.0 pounds per square inch

Details

The predetermined pressure at which the item is calibrated to open.

Material

copper alloy overall

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Media For Which Designed

air 1st response

Details

The type of media for which the item is designed.

Style Designator

angle

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

Thread Series Designator

npt 1st end

Details

A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
17802	1XBP3	5	-	C	1	-	ZZ
T1A4200	17431	1	-	E	8	-	AX
4A010858	35301	X	-	5	9	-	XX
509199	35301	X	-	5	9	-	XX
756	35301	X	-	5	9	-	XX
FIG48-200-14	01343	6	-	3	2	-	ZZ
17802	53239	X	-	5	9	-	XX

Material and Special Handling

Hazardous material, precious metals, criticality, and electrostatic discharge indicators.

HMIC	PMIC	ESD/EMI	Criticality
N	U	-	-

Freight

Universal / National Freight and Handling Information

UFC	HMC	LTL	LCL
64490	-	P	-

RVC	WCC	TCC	SHC
-	594	Z	9

Certified Supplier

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Manufacturer

F.C.KINGSTON CO. DBA STORM MANUFACTURING

CAGE: 75336

TORRANCE , CA , 90501-5050

UNITED STATES

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FAQs

Frequently asked questions for NSN 4820-00-287-4084

What is the NIIN of the NSN 4820-00-287-4084?

The National Item Identification Number (NIIN) of the NSN 4820-00-287-4084 is 00-287-4084

When the NSN 4820-00-287-4084 was assigned to the Federal Catalog?

It was assigned 61 years ago, on Tue, Jan 1, 1963

Does the NSN 4820-00-287-4084 contain any precious metals?

Type/content is unknown

Does the NSN 4820-00-287-4084 contain any hazardous material?

No data in HMIRS

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