Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
a49149revc11-2f21-2hnpf
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:
8500.0 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:
4 2nd end
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:
850.0 degrees fahrenheit single response
MRC:
The means used to control the operation of the valve.AQLR
Valve Operation Method:
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:
Indicates the type of connection/s/.AWLS
Connection Type:
Flange 2nd end
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Flange 1st end
MRC:
Designates the size of the valve.CCFG
Valve Size:
1.000 inches
MRC:
The minimum to maximum pressures at which the item may be set to open.CQCY
Adjustable Pressure Range:
+700.0/+769.0 pounds per square inch
MRC:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
705.0 pounds per square inch single response
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:
Cqcy
MRC:
The predetermined pressure at which the item is calibrated to open.CSDC
Opening Pressure Setting:
705.0 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:
6.125 inches 2nd 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:
7.500 inches 1st end
MRC:
A nominal measurement of the smallest dimension of an item,in distinction from length or width.CWCK
Thickness:
0.937 inches 2nd end
MRC:
A nominal measurement of the smallest dimension of an item,in distinction from length or width.CWCK
Thickness:
1.000 inches 1st end
First Connection Face To Centerline Distance:
4.750 inches
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
Second Connection Face To Centerline Distance:
5.000 inches
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:
4.500 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 design of the flange face.CWDF
Flange Face Design:
Raised straight 1st end
MRC:
The design of the flange face.CWDF
Flange Face Design:
Raised straight 2nd 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:
A nominal measurement from the bottom to the top surface of a raised face,in distinction from depth.CWDH
Raised Face Height:
0.437 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:
3.562 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:
4.125 inches 1st end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Iron alloy 660 body
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Stainless steel flow control device
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Stainless steel seat
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Stainless steel stem
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 1.500 in. Pipe size 1st end and 2.500 in. Pipe size 2nd end
