Part Number 540A-D-3

Pressure Switch

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
540a-d-3
Demil:
No
Shelf Life:
UOM:
NIIN:
011726437
NSN
National Stock Number:
5930-01-172-6437 5930011726437
TXT
Description:
Pressure Switch
INC
INC
Item Name Code:
00206
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
2a single pressure connection
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
2.890 inches
MRC:
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.ABKV
Outside Diameter:
0.375 inches single connection
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
6.500 inches
MRC:
An overall measurement taken at right angles to the length of an item,in distinction from thickness.ABMK
Overall Width:
5.500 inches
MRC:
The length of a straight line which passes through the center of an unthreaded mounting hole,and terminates at the circumference.AEBV
Unthreaded Mounting Hole Diameter:
0.170 inches
MRC:
The longest distance between mounting centers parallel to the horizontal plane.AFDS
Longest Horizontal Distance Between Mounting Centers:
5.062 inches
MRC:
The longest distance between mounting centers parallel to the vertical plane.AFDV
Longest Vertical Distance Between Mounting Centers:
6.062 inches
MRC:
The general classification of a pressure switch based on the reference method used to measure the sensed pressure.AJZC
Pressure Switch Type:
Absolute
MRC:
The means of attaching the item.AXGY
Mounting Method:
Bracket and unthreaded hole
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:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.375 inches single pressure connection
MRC:
The general configuration and relative position of the facilities provided for mounting the item.CQYJ
Mounting Facility Pattern:
Four position rectangular
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 adjustability of the contact.CTYC
Contact Adjustability:
Actuation point adjustable
MRC:
Indicates the type of device provided for manual adjustment of the contact(s).CTYS
Contact Adjustment Type:
External actuation point hex nut
MRC:
Indicates the type of pressure connector.CTZL
Pressure Connector Type:
Flared, threaded external single connection
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 w/bracket
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:
Unef single pressure connection

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