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:
3.000 inches 2nd end
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 2nd 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:
Bolted
MRC:
The means of closing the item when inlet pressure decreases.ADSU
Disk Loading Method:
Spring
MRC:
The number of bolt holes provided on the item.AECS
Bolt Hole Quantity:
8 1st end
MRC:
The maximum temperature at which the item is rated to operate for an extended period of time.AEHZ
Maximum Operating Temp:
200.0 degrees fahrenheit single response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.AHNC
Connection Style:
G9 plain, optional en (pipe) 2nd end
MRC:
The means used to control the operation of the valve.AQLR
Valve Operation Method:
Automatic
MRC:
The physical configuration of the flange.ARKN
Flange Shape:
Round with holes 1st end
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Flange 1st end
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Threaded internal pipe 2nd end
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Pressure tight outlet side
MRC:
The number of threads on the item per linear inch measured on a line parallel to the thread axis.CMLP
Thready Qty Per Inch (tpi):
8 2nd end
MRC:
The minimum to maximum pressures at which the item may be set to open.CQCY
Adjustable Pressure Range:
+10.0/+300.0 pounds per square inch
MRC:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
300.0 pounds per square inch single response
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
3.000 inches 2nd end
MRC:
The predetermined pressure at which the item is calibrated to open.CSDC
Opening Pressure Setting:
23.0 pounds per square inch
MRC:
The nominal length of a straight line which passes through the center of an item,and terminates at the outside circumference.CWCD
Outside Diameter:
8.000 inches 1st end
MRC:
The nominal length of a straight line which passes through the center of the bolt hole,and terminates at the circumference.CWCQ
Bolt Hole Diameter:
0.750 inches 1st end
MRC:
The nominal length of a straight line which passes through the center of the bolt circle,and terminates at the circumference.CWCT
Bolt Circle Diameter:
6.625 inches 1st end
MRC:
The design of the flange face.CWDF
Flange Face Design:
Raised straight 1st end
MRC:
A nominal measurement from the bottom to the top surface of a raised face,in distinction from depth.CWDH
Raised Face Height:
0.062 inches 1st end
MRC:
The nominal length of a straight line which passes through the center of a raised face,and terminates at the circumference.CWDL
Raised Face Diameter:
4.250 inches 1st end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy flow control device
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy seat
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy stem
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Iron cast body
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Err-090
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 2nd end
MRC:
A feature of the item of supply which must be specifically recorded when the reference number covers a range of items.ZZZY
Reference Number Differentiating Characteristics:
As differentiated by opening size, thd and pipe size, and opening pressure setting
