Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Safety Relief Valve
MRC:
A measurement of the pipe size the item will accommodate.AAAR
Pipe Size Accommodated:
0.500 inches all ends
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 screw
MRC:
The means by which the bonnet is attached to the item.ADST
Bonnet Attachment Method:
Bolted
MRC:
The means of closing the item when inlet pressure decreases.ADSU
Disk Loading Method:
Spring
MRC:
The maximum temperature at which the item is rated to operate for an extended period of time.AEHZ
Maximum Operating Temp:
425.0 degrees fahrenheit single response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.AHNC
Connection Style:
Socket with brazing ring err-100
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:
Unthreaded internal pipe all ends
MRC:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
400.0 pounds per square inch single response
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy 922 body
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Nickel alloy seat
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Nickel alloy flow control device
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Plastic polytetrafluoroethylene packing
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel stem
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Astm a276 assn standard single material response stem
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Astm b61 assn standard single material response body
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Qq-n-288 federal specification single material response flow control device
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Qq-n-288 federal specification single material response seat
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Air 1st response
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Gas, inert 2nd response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Err-090
MRC:
Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.SUPP
Supplementary Features:
This item has been reviewed for asbestos material. The current approved source, 34889, has indicated their part number contained asbestos prior to 1984. They continue to manufacture the same part number without asbestos material after 1984
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:
2 nut and 2 tailpiece
