Pressure Switch

P28NA-8D
(NSN) National Stock Number
5930-01-491-6668
Federal Supply Classification
5930 Switches
Item Name Code
00206
Schedule B Code
8536509065
Summary

5.660 inches nominal overall length, 5.320 inches nominal overall height, 2.330 inches nominal overall width, 3.250 inches nominal body height, nsn 4110-01-389-9181, refrigeration unit, mechanical end item identification, differential pressure switch type

DAC HCC DMIL RNCC
2 - - 3
RNVC SADC MSDS RNAAC
2 - - ZZ
Identification

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes:baroswitch; switch,pressure-thermostatic; and switch,sensitive.

INC FIIG Concept Condition
00206 A048B0 1 1
Specifications
Overall Length
5.660 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Overall Height
5.320 inches nominal
Details The distance measured in a straight line from the bottom to the top of an item.
Overall Width
2.330 inches nominal
Details An overall measurement taken at right angles to the length of an item,in distinction from thickness.
Body Height
3.250 inches nominal
Details A measurement from the bottom to the top of the body,in distinction from depth.
End Item Identification
nsn 4110-01-389-9181, refrigeration unit, mechanical
Details The national stock number or the identification information of the end equipment for which the item is a part.
Pressure Switch Type
differential
Details The general classification of a pressure switch based on the reference method used to measure the sensed pressure.
Operating Temp Rating
32.0 deg fahrenheit minimum and 104.0 deg fahrenheit maximum
Details The temperature at which the item operates.
Mounting Method
surface
Details The means of attaching the item.
Contact Action Stimulus
decrease
Details An indication of whether the initial action of the contacts occurs as the result of an increase or decrease in stimulus.
Nonpile-Up Contact Arrangement
1 pole, single throw, both positions maintained
Details The designation that identifies the electrical configuration of a nonpile-up contact group including the number of switching poles or forms.
Terminal Type
screw
Details Indicates the type of terminal for providing electrical connection to the item.
Contact Load Current Rating
15.0 amperes resistive load single voltage
Details The amount of current that the contacts are rated to make or break with a specified load.
Contact Adjustability
deactuation point not adjustable, manual reset
Details The adjustability of the contact.
Contact Stimulus Rating
8.00 differential point minimum pounds per square inch gage and 70.00 differential point maximum pounds per square inch gage
Details The rating of the stimulus required to actuate and/or deactuate the contact(s).
Contact Voltage Rating In Volts
12.0 dc at sea level single voltage
Details The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
Special Features
connections-1/4 inch male flare fitting; terminal screws furnished
Details 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 on one or more other functions.
Media For Which Designed
liquid
Details The type of media for which the item is designed.
Style Designator
rectangular
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
500K1910 94833 2 - 7 9 - ZZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P A A -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
34430 - M -
RVC WCC TCC SHC
- 658 Z 9
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FAQs
Frequently asked questions for NSN 5930-01-491-6668
What is the NIIN of the NSN 5930-01-491-6668?
The National Item Identification Number (NIIN) of the NSN 5930-01-491-6668 is 01-491-6668
When the NSN 5930-01-491-6668 was assigned to the Federal Catalog?
It was assigned 23 years ago, on Mon, Oct 29, 2001
Does the NSN 5930-01-491-6668 contain any precious metals?
Does not contain precious metal
Does the NSN 5930-01-491-6668 contain any hazardous material?
No information in HMIRS
What is the ESD classification of NSN 5930-01-491-6668?
No known electrostatic discharge

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