Safety Relief Valve

916618

(NSN) National Stock Number

4820-00-202-5632

Federal Supply Classification

4820 Nonpowered Valves

Item Name Code

05488

Schedule B Code

8481400000

Summary

Right-hand all ends thread direction, poppet flow control device, spring disk loading method, plain (pipe) all ends connection style, automatic valve operation method, threaded external 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

poppet

Details

The part that controls the flow through the item.

Disk Loading Method

spring

Details

The means of closing the item when inlet pressure decreases.

Connection Style

plain (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 external pipe all ends

Details

Indicates the type of connection/s/.

Nominal Thread Size

0.125 inches all ends

Details

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

Opening Pressure Setting

80.0 pounds per square inch

Details

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

Material

steel overall

Details

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

Surface Treatment

cadmium

Details

The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

Surface Treatment Document And Classification

qq-p-416,type 2,class 3 fed spec single treatment response

Details

The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

Style Designator

straight thru

Details

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

Thread Series Designator

ptf-spl short 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.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
3N10	65358	6	-	5	9	-	AX
15517	33844	6	-	5	9	-	AX
15919	33844	6	-	5	9	-	AX
3N10	59690	6	-	5	9	-	AX
P318	59690	6	-	5	9	-	AX
0054225	89926	6	-	5	9	-	AX
0054225-8	89926	6	-	5	9	-	AX
054225	89926	6	-	5	9	-	AX
0916618	89926	6	-	5	9	-	AX
0916618-2	89926	6	-	5	9	-	AX
75645	89926	6	-	5	9	-	AX
13646	04627	6	-	5	1	-	AX
23012	04627	6	-	5	1	-	AX
624VLB00003	55207	6	-	5	9	-	AX
47100	95879	E	-	5	9	-	AX
47100	70270	6	-	5	9	-	AX
G47100	70270	6	-	5	9	-	AX
0916618	92392	6	-	5	9	-	AX
0916618-2	92392	6	-	5	9	-	AX
BB3N10	12603	6	-	5	9	-	AX
3N10	89749	6	-	5	9	-	AX
BB3N10	89749	6	-	5	9	-	AX
106671	12204	6	-	5	1	-	AX
106671	24617	6	-	5	9	-	AX
3N10	78500	A	-	5	9	-	AX
75645	49185	6	-	5	1	-	AX
3B0755	62265	6	-	5	9	-	AX
3DD0755	62265	6	-	5	9	-	AX
3DL0755	62265	E	-	5	9	-	AX
3N10	62265	6	-	5	9	-	AX
3P5117	62265	6	-	5	9	-	AX
98-798	62265	E	-	5	9	-	AX
28090	53762	6	-	5	9	-	AX
BB3N10	77237	5	-	C	1	-	ZZ
75645	75535	6	-	5	9	-	AX
9CLS4	89619	6	-	5	1	-	AX
500167-3	72447	6	-	5	1	-	AX
98-1391	72447	6	-	5	9	-	AX
98-798	72447	6	-	5	9	-	AX
500167-3	95019	E	-	5	1	-	AX
98-798	95019	6	-	5	9	-	AX
44688	23382	6	-	5	1	-	AX
8A3N10	23382	6	-	5	1	-	AX
98-798	38018	6	-	5	9	-	AX
8011F	45152	6	-	5	9	-	AX
8011F	75Q65	6	-	C	1	-	ZZ
MS35670	96906	E	-	4	1	-	ZZ
MS35670-5	96906	E	-	2	2	-	AX
75645	02280	6	-	5	9	-	AX

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

ALLIS-CHALMERS CORP

CAGE: 92392

BATAVIA , IL , 60510

UNITED STATES

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FAQs

Frequently asked questions for NSN 4820-00-202-5632

What is the NIIN of the NSN 4820-00-202-5632?

The National Item Identification Number (NIIN) of the NSN 4820-00-202-5632 is 00-202-5632

When the NSN 4820-00-202-5632 was assigned to the Federal Catalog?

It was assigned 62 years ago, on Tue, Jan 1, 1963

Does the NSN 4820-00-202-5632 contain any precious metals?

Type/content is unknown

Does the NSN 4820-00-202-5632 contain any hazardous material?

No data in HMIRS

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