Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Safety Relief Valve
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3a 1st 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 1st end
MRC:
The part that controls the flow through the item.ADQU
Flow Control Device:
Poppet
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:
9.0 pounds per hour
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.AHNC
Connection Style:
G42 flared (tube) 1st end
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:
Threaded external tube 1st end
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Valve stem lock shield
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):
20 1st end
MRC:
The minimum to maximum pressures at which the item may be set to open.CQCY
Adjustable Pressure Range:
+3250.0/+3500.0 pounds per square inch
MRC:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
3500.0 pounds per square inch single response
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.437 inches 1st end
MRC:
The angle of the end surface upon which the mated surface seats.CQRB
Seat Angle:
37.0 degrees 1st end
MRC:
The predetermined pressure at which the item is calibrated to open.CSDC
Opening Pressure Setting:
3500.0 pounds per square inch
MRC:
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.CWFD
Outside Diameter Tube Accommodated:
0.250 inches 1st end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Aluminum alloy body
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Aluminum alloy seat
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Stainless steel flow control device
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Air single response
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
Anodize
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:
Used on all f-4 aircraft
MRC:
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.TEST
Test Data Document:
76050-mc1603 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
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:
Unf 1st end
