Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Safety Relief Valve
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:
Exposed 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 rated valve discharge capacity per unit of time.ADSY
Valve Discharge Flow Rate:
44700.0 pounds per hour
MRC:
Indicates the type of renewable seating ring in the item.ADZH
Renewable Seat Ring Type:
Threaded
MRC:
The number of bolt holes provided on the item.AECS
Bolt Hole Quantity:
8 1st end
MRC:
The number of bolt holes provided on the item.AECS
Bolt Hole Quantity:
8 2nd end
MRC:
The means used to control the operation of the valve.AQLR
Valve Operation Method:
Automatic or manual
MRC:
The physical configuration of the flange.ARKN
Flange Shape:
Round with holes 1st end
MRC:
The physical configuration of the flange.ARKN
Flange Shape:
Round with holes 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:
Designates the size of the valve.CCFG
Valve Size:
2.500 inches
MRC:
The predetermined pressure at which the item is calibrated to open.CSDC
Opening Pressure Setting:
725.0 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:
7.500 inches 1st end
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:
9.000 inches 2nd 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:
0.875 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:
0.875 inches 2nd 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:
5.875 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:
7.250 inches 2nd end
MRC:
The design of the flange face.CWDF
Flange Face Design:
Raised straight 2nd end
MRC:
The design of the flange face.CWDF
Flange Face Design:
Recessed 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 2nd 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:
5.500 inches 2nd end
MRC:
The nominal length of a straight line which passes through the center of the recess,and terminates at the circumference.CWDP
Recess Diameter:
6.875 inches 1st end
MRC:
A nominal measurement between specified points on the recess,in distinction from height.CWDS
Recess Depth:
0.062 inches 1st end
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Err-090
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Angle flanged ends
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 the valve discharge flow rate requirement
