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MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3b single pressure connection
MRC:
The length of a straight line which passes through the center of a circular figure or body,and terminates at the inside circumference.AARX
Inside Diameter:
0.540 inches single connection
MRC:
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.AASA
Thread Length:
0.750 inches single pressure connection
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
4.500 inches
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
4.969 inches
MRC:
An overall measurement taken at right angles to the length of an item,in distinction from thickness.ABMK
Overall Width:
2.750 inches
MRC:
A measurement from the bottom to the top of the body,in distinction from depth.ADAU
Body Height:
3.875 inches
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
Used on johnston boiler model 509s-4pc onboard 378 ft coast guard vessels
MRC:
The general classification of a pressure switch based on the reference method used to measure the sensed pressure.AJZC
Pressure Switch Type:
Differential
MRC:
The means of attaching the item.AXGY
Mounting Method:
Inlet connection
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):
18 single pressure connection
MRC:
An indication of whether the initial action of the contacts occurs as the result of an increase or decrease in stimulus.CQGB
Contact Action Stimulus:
Increase
MRC:
The maximum pressure that an item will withstand without resulting in any permanent changes in the structural,mechanical,or electrical characteristics.CQJB
Proof Pressure:
500.00 pounds per square inch
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.250 inches single pressure connection
MRC:
The designation that identifies the electrical configuration of a nonpile-up contact group including the number of switching poles or forms.CRLD
Nonpile-up Contact Arrangement:
1 pole, double throw, one position momentary
MRC:
Indicates the type of terminal for providing electrical connection to the item.CSCF
Terminal Type:
Screw
MRC:
The amount of current that the contacts are rated to make or break with a specified load.CTHF
Contact Load Current Rating:
5.0 amperes resistive load single voltage
MRC:
The adjustability of the contact.CTYC
Contact Adjustability:
Deactuation point not adjustable, manual reset and actuation point adjustable, preset
MRC:
The minimum and maximum limits to which the contact(s) may be adjusted.CTYM
Contact Adjustment Range:
+20.00/+300.00 actuation point pounds per square inch
MRC:
Indicates the type of device provided for manual adjustment of the contact(s).CTYS
Contact Adjustment Type:
External actuation point knob
MRC:
The rating of the stimulus required to actuate and/or deactuate the contact(s).CTYX
Contact Stimulus Rating:
125.00 actuation point pounds per square inch and 20.00 differential point pounds per square inch
MRC:
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.CTZB
Contact Voltage Rating In Volts:
240.0 ac at sea level single voltage
MRC:
Indicates the type of pressure connector.CTZL
Pressure Connector Type:
Plain, threaded internal single connection
MRC:
The cycles per second /hertz/ of the alternating current.FREQ
Frequency In Hertz:
60.0 single voltage
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Gas
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Rectangular
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:
Npt single pressure connection
