Part Number 1900D-1912DC44

Safety Relief Valve

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
1900d-1912dc44
Demil:
No
Shelf Life:
UOM:
NIIN:
012008556

Part Information
With nozzle on inlet end

NSN
National Stock Number:
4820-01-200-8556 4820012008556
TXT
Description:
Safety Relief Valve
INC
INC
Item Name Code:
05488
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:
Inside 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 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 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 1st end
MRC:
Designates the size of the valve.CCFG
Valve Size:
1.000 inches
MRC:
The predetermined pressure at which the item is calibrated to open.CSDC
Opening Pressure Setting:
448.0 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:
4.875 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:
6.000 inches 1st end
MRC:
A nominal measurement of the smallest dimension of an item,in distinction from length or width.CWCK
Thickness:
0.688 inches 1st end
MRC:
A nominal measurement of the smallest dimension of an item,in distinction from length or width.CWCK
Thickness:
0.688 inches 2nd end
MRC:
None.CWCL
First Connection Face To Centerline Distance:
4.500 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:
0.750 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:
0.750 inches 2nd end
MRC:
None.CWCR
Second Connection Face To Centerline Distance:
4.125 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:
3.500 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:
4.750 inches 1st end
MRC:
The design of the flange face.CWDF
Flange Face Design:
Raised 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 1st 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:
3.625 inches 1st end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Stainless steel body
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Stainless steel flow control device

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