MRC:
A measurement of the pipe size the item will accommodate.AAAR
Pipe Size Accommodated:
12.000 inches
MRC:
Indicates the type of housing on the item that accommodates the stem packing or spring.ADSR
Bonnet Type:
Outside screw-yoke
MRC:
The means by which the bonnet is attached to the item.ADST
Bonnet Attachment Method:
Bolted
MRC:
The means used to control the operation of the valve.AQLR
Valve Operation Method:
Manual
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Butt weld pipe
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Bonnet packing
MRC:
The maximum pressure at which an item is rated to operate for each type of service with which an item may be used.CQCJ
Maximum Operating Pressure And Media For Which Designed:
150.0 pounds per square inch water, fresh
MRC:
Indicates the type of stem furnished with the item.CRKP
Stem Type:
Rising
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Zzzy
MRC:
A rating which expresses the degree of heat or cold as applied to the operation,or limitation of operation,for each type of service with which an item may be used.CRWH
Maximum Operating Tempurature And Media For Which Designed:
500.0 degrees fahrenheit water, fresh
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel body
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel disk
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel seat
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel stem
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:
Matl will be iaw ships parts control center activity hx quality control, manufacturing and testing specs