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:
Poppet
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:
Pressure seal, ring type
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:
4 all ends
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 all ends
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Flange all ends
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Valve stem lock shield and pressure tight outlet side
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 predetermined pressure at which the item is calibrated to open.CSDC
Opening Pressure Setting:
75.0 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:
4.250 inches all ends
MRC:
A nominal measurement of the smallest dimension of an item,in distinction from length or width.CWCK
Thickness:
0.438 inches all ends
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:
0.625 inches all ends
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:
3.125 inches all ends
MRC:
The design of the flange face.CWDF
Flange Face Design:
Raised straight all ends
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 all ends
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:
2.000 inches all ends
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 316
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-s-763, class 316 federal specification single material response
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Water, fresh single response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Err-090
