4820-01-622-1531

Safety Relief Valve email this page

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Reference images of this national stock number
Reference of NSN 4820-01-622-1531 Reference of NSN 4820-01-622-1531 Reference of NSN 4820-01-622-1531 Reference of NSN 4820-01-622-1531 Reference of NSN 4820-01-622-1531 Reference of NSN 4820-01-622-1531

Model or part number: 81PSM68-4(150PSIG)

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Description

Velocity Fuse NSN 4820-01-622-1531.

pdf NSN 4820-01-622-1531 Datasheet

MRC:
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.AAJF
Thread Direction:
Right-hand 1st end
MRC:
The part that controls the flow through the item.ADQU
Flow Control Device:
Disk
MRC:
Indicates the type of housing on the item that accommodates the stem packing or spring.ADSR
Bonnet Type:
Inside spring
MRC:
The means by which the bonnet is attached to the item.ADST
Bonnet Attachment Method:
Pressure seal, ring type
MRC:
The means of closing the item when inlet pressure decreases.ADSU
Disk Loading Method:
Spring
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.AHNC
Connection Style:
Plain (pipe) 1st end
MRC:
The means used to control the operation of the valve.AQLR
Valve Operation Method:
Automatic
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Threaded internal pipe 2nd end
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
1.00 inches 2nd end
MRC:
The predetermined pressure at which the item is calibrated to open.CSDC
Opening Pressure Setting:
150.0 pounds per square inch
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 316 body
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Liquid single response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Angle
MRC:
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
Thread Series Designator:
Npt 1st end
MRC:
The name and number of those parts furnished with the item of supply that have not been specified elsewhere.TMQY
Furnished Items And Quantity:
1 orifice plate
MRC:
--
NIIN:
016221531
MRC:
--
NATO Stock Number:
4820-01-622-1531
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A046B0
MRC:
--
INC:
05488
MRC:
--
IMM:
AX
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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 4820-01-622-1531

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.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
8481400000
NAICS:
332911
End Use Class:
21180
SITC:
74740
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481400000

Safety Or Relief Valves

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74740

Safety Or Relief Valves

Manufacturers

This NSN is registered to the following cage codes.
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