Safety Relief Valve

A11982

(NSN) National Stock Number

4820-01-232-2487

Federal Supply Classification

4820 Nonpowered Valves

Item Name Code

05488

Schedule B Code

8481400000

Summary

Right-hand all ends thread direction, piston flow control device, 500.0 deg fahrenheit single response maximum operating temp, plain,optional end(pipe) all ends connection style, automatic valve operation method, threaded internal pipe all ends connection type

DAC	HCC	DMIL	RNCC
6	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	AX

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

Thread Direction

right-hand all ends

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

piston

Details

The part that controls the flow through the item.

Maximum Operating Temp

500.0 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,optional end(pipe) all ends

Details

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

Valve Operation Method

automatic

Details

The means used to control the operation of the valve.

Connection Type

threaded internal pipe all ends

Details

Indicates the type of connection/s/.

Maximum Operating Pressure

175.0 pounds per square inch single response

Details

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

Nominal Thread Size

0.500 inches 2nd end

Details

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

Nominal Thread Size

0.750 inches 1st end

Details

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

Special Features

0.125 in. dia orifice

Details

Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.

Material

steel corrosion resisting overall

Details

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

Media For Which Designed

air single response

Details

The type of media for which the item is designed.

Style Designator

straight thru note: to be used for valve bodies of one section only.

Details

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

Thread Series Designator

npt all ends

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.

Furnished Items And Quantity

1 float and 1 lever

Details

The name and number of those parts furnished with the item of supply that have not been specified elsewhere.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
11AV	Z03M4	6	-	5	2	-	ZA
006789	0CAE9	5	-	5	2	-	ZC
11-AV-6	F9901	4	-	5	2	-	ZF
40173	KA880	6	-	5	2	-	YJ
11AV	03033	5	-	5	9	-	ZZ
3008S08V-Z	53016	5	-	5	9	-	ZZ
11-AV/-1/8	03933	6	-	5	9	-	AX
11AV	03933	5	-	5	9	-	MB
11AV-1/8 RW T-316 VS	03933	6	-	5	9	-	ZZ
11AV-1/8 T-316 VS	03933	6	-	5	2	-	ZZ
11AV-1/8T-304SS	03933	6	-	5	9	-	ZZ
11-AV	87405	E	-	5	9	-	AX
679812	87405	6	-	3	2	-	ZZ
3008S08V-ZVM	03950	5	-	5	9	-	ZZ

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

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

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Manufacturer

ELLIOTT MACHINE WORKS INC

CAGE: 23834

GALION , OH , 44833-9368

UNITED STATES

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FAQs

Frequently asked questions for NSN 4820-01-232-2487

What is the NIIN of the NSN 4820-01-232-2487?

The National Item Identification Number (NIIN) of the NSN 4820-01-232-2487 is 01-232-2487

When the NSN 4820-01-232-2487 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, May 9, 1986

Does the NSN 4820-01-232-2487 contain any precious metals?

Type/content is unknown

Does the NSN 4820-01-232-2487 contain any hazardous material?

No data in HMIRS

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