Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Relief valve type 1771-t
NSN
National Stock Number:
TXT
Description:
Safety Relief Valve
MRC:
A measurement of the pipe size the item will accommodate.AAAR
Pipe Size Accommodated:
2.500 inches all ends
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 rated valve discharge capacity per unit of time.ADSY
Valve Discharge Flow Rate:
300.0 gallons per minute
MRC:
The maximum temperature at which the item is rated to operate for an extended period of time.AEHZ
Maximum Operating Temp:
122.0 degrees fahrenheit single response
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
Ohio class ssn (trident)
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.AHNC
Connection Style:
Socket err-100
MRC:
The means used to control the operation of the valve.AQLR
Valve Operation Method:
Automatic or manual
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:
Unthreaded internal pipe all ends
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Manual override and pressure tight outlet side
MRC:
Designates the size of the valve.CCFG
Valve Size:
2.500 inches
MRC:
The minimum to maximum pressures at which the item may be set to open.CQCY
Adjustable Pressure Range:
+99.0/+111.0 pounds per square inch
MRC:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
120.0 pounds per square inch single response
MRC:
The predetermined pressure at which the item is calibrated to open.CSDC
Opening Pressure Setting:
110.0 pounds per square inch
First Connection Face To Centerline Distance:
5.500 inches
Second Connection Face To Centerline Distance:
5.500 inches
MRC:
The design of the flange face.CWDF
Flange Face Design:
Plain all ends
MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Flanges iaw mil-f-20042; inlet flange 250 lb, outlet flange 150 lb. Which vary in thickness (inlet/outlet) 15/16 / 1/2 inches and bolt hole size of 11/16 / 9/16; inlet has 4 drilled hole, 2 tapped, outlet has 6 drilled holes. Lever wrench is provided for lift cam; seat wrench is not provided
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy 964 body
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Nickel alloy seat
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Nickel alloy stem
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Nickel alloy flow control device and plastic polytetrafluoroethylene flow control device
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:
Aa-n-288 comp a federal specification single material response seat
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:
Mil-c-20159c military specification single material response body
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-n-281 federal specification single material response flow control device and ams 3660 assn standard single material response flow control device
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-n-281 federal specification single material response stem
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Liquid single response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Err-090
MRC:
The name and number of those parts furnished with the item of supply that have not been specified elsewhere.TMQY
Furnished Items And Quantity:
1 wrench
MRC:
The document designator of the specification or standard which established the item of supply.ZZZK
Specification Data:
81349 - mil-v-24322 government specification
MRC:
The technical differentiating characteristic/s/ of an item of supply which depart/s/ from the text of a specification or a standard in that it represents a selection of characteristics stated in the specification or standard as being optional,or a variation from one or more of the stated characteristics,or an additional characteristic not stated in the specification or standard.ZZZW
Departure From Cited Document:
Modiefied by psssn21c-242
