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Datasheet. 51MCD1221N2-1ITEM18 specification
Inside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the inside circumference.
The length of a straight line which passes through the center of a circular figure or body,and terminates at the inside circumference.
0.250in. single connection
Hazardous Locations/environmental Protection
The specific commercial rating which classes the item as to what degree the item will withstand environmental elements and/or hazardous locations.
The specific commercial rating which classes the item as to what degree the item will withstand environmental elements and/or hazardous locations.
watertight and dustproof
Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
5.188in. ⁓5-13/64"
Overall Height
The distance measured in a straight line from the bottom to the top of an item.
The distance measured in a straight line from the bottom to the top of an item.
5.593in.
Overall Width
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
2.812in.
Body Height
A measurement from the bottom to the top of the body,in distinction from depth.
A measurement from the bottom to the top of the body,in distinction from depth.
2.750in.
Unthreaded Mounting Hole Diameter
The length of a straight line which passes through the center of an unthreaded mounting hole,and terminates at the circumference.
The length of a straight line which passes through the center of an unthreaded mounting hole,and terminates at the circumference.
0.281in.
Longest Horizontal Distance Between Mounting Centers
The longest distance between mounting centers parallel to the horizontal plane.
The longest distance between mounting centers parallel to the horizontal plane.
2.406in.
Shortest Horizontal Distance Between Mounting Centers
The shortest distance between mounting centers parallel to the horizontal plane.
The shortest distance between mounting centers parallel to the horizontal plane.
0.656in.
Longest Vertical Distance Between Mounting Centers
The longest distance between mounting centers parallel to the vertical plane.
The longest distance between mounting centers parallel to the vertical plane.
3.281in.
Pressure Switch Type
The general classification of a pressure switch based on the reference method used to measure the sensed pressure.
The general classification of a pressure switch based on the reference method used to measure the sensed pressure.
gage
Mounting Method
The means of attaching the item.
The means of attaching the item.
bracket and unthreaded hole
Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.
Those features,not otherwise specified,which may be required for proper functioning of the item.
electrical access port
Contact Action Stimulus
An indication of whether the initial action of the contacts occurs as the result of an increase or decrease in stimulus.
An indication of whether the initial action of the contacts occurs as the result of an increase or decrease in stimulus.
increase
Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.
A designation that is used for the purpose of general identification of the thread.
0.250in. single pressure connection ⁓1/4"
Mounting Facility Pattern
The general configuration and relative position of the facilities provided for mounting the item.
The general configuration and relative position of the facilities provided for mounting the item.
isosceles triangle
Nonpile-up Contact Arrangement
The designation that identifies the electrical configuration of a nonpile-up contact group including the number of switching poles or forms.
The designation that identifies the electrical configuration of a nonpile-up contact group including the number of switching poles or forms.
1 pole, single throw, normally open, momentary action
Terminal Type
Indicates the type of terminal for providing electrical connection to the item.
Indicates the type of terminal for providing electrical connection to the item.
tab w/screw
Contact Load Current Rating
The amount of current that the contacts are rated to make or break with a specified load.
The amount of current that the contacts are rated to make or break with a specified load.
16.0 amperes resistive load second voltage
Contact Load Current Rating
The amount of current that the contacts are rated to make or break with a specified load.
The amount of current that the contacts are rated to make or break with a specified load.
2.0 amperes resistive load third voltage
Contact Load Current Rating
The amount of current that the contacts are rated to make or break with a specified load.
The amount of current that the contacts are rated to make or break with a specified load.
3.2 amperes resistive load first voltage
Contact Load Current Rating
The amount of current that the contacts are rated to make or break with a specified load.
The amount of current that the contacts are rated to make or break with a specified load.
9.6 amperes resistive load fourth voltage
Contact Adjustability
The adjustability of the contact.
The adjustability of the contact.
deactuation point adjustable and actuation point adjustable
Contact Adjustment Range
The minimum and maximum limits to which the contact(s) may be adjusted.
The minimum and maximum limits to which the contact(s) may be adjusted.
-20.00/+80.00 actuation point pounds per square inch
Contact Adjustment Type
Indicates the type of device provided for manual adjustment of the contact(s).
Indicates the type of device provided for manual adjustment of the contact(s).
external deactuation point screw and external actuation point screw
Contact Voltage Rating In Volts
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
115.0 ac at sea level second voltage
Contact Voltage Rating In Volts
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
115.0 dc at sea level fourth voltage
Contact Voltage Rating In Volts
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
550.0 ac at sea level first voltage
Contact Voltage Rating In Volts
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
550.0 dc at sea level third voltage
Pressure Connector Type
Indicates the type of pressure connector.
Indicates the type of pressure connector.
plain, threaded internal single connection
Media For Which Designed
The type of media for which the item is designed.
The type of media for which the item is designed.
gas or liquid
Precious Material And Location
An indication of the precious material and its location in the item.
An indication of the precious material and its location in the item.
contacts silver
Precious Material
Identification of the precious material contained in the item.
Identification of the precious material contained in the item.
silver
Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
rectangular
Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
npt single pressure connection
Answers.
What quantity is this sold in?
1EA
What class is the thread series?
Npt single pressure connection
What is the style?
Rectangular
What is the overall width?
2.812 inches
What is the inside diameter?
0.250 inches single connection
How is this classified for shipping?
Schedule B number: 8536509065
nmfc 061300
Switches, for a voltage not exceeding 1000 volts
What's the federal classification of 51MCD1221N2-1ITEM18?
FSC 5930 ⁓ Switches
Excluding switchgear.
NSN 5930-00-258-5573 SWITCH,PRESSURE
npt single pressure connection thread series rectangular 2.812" overall width 5.188" overall length 0.250" single connection inside diameter
- NIIN
- 002585573
- NIIN Date
- 01/01/63
- Schedule B
- 8536509065
- Name Code
- 00206
- FIIG
- A048B0
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $896.83 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Contains silver
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | 51MCD1221N2REVAPC15 | Cage 10855 |
| 2. | 52MCD1240N1PC14 | Cage 10855 |
| 3. | 5901-1559397PC9 | Cage 80064 |
| 4. | 569-5901-1192373REVAPC15 | Cage 80064 |
| 5. | 569-5901-1192374REVAITEM18 | Cage 80064 |
| 6. | T1-3803-1286399REVBPC14 | Cage 80064 |
| 7. | 222-1004NB3 | Cage 19278 |
| 8. | 22050 | Cage 19278 |
| 9. | 54MCD1387N6PC9 | Cage 10855 |
Major End Users Countries and entities
- - Department of The Navy
- - U.s. Coast Guard
- - Spain
- - Portugal
- - Turkey
Availability for 51MCD1221N2-1ITEM18 A member of our team will provide you with a price and availability quote
Request a Quote »Shipping Information
- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- 77.5
- LCL (less than a car load rating)
- Unknown
- Special Cargo
- No special type of cargo code applicable
- Air Freight (Minimum cargo door size required)
- Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- Customs Requirement Classification
- Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)
- Commodity (for shipments via water)
- Electrical appliances, small
- NMFC (national motor freight code)
- 061300 CIRCUIT BREAKER/SWITCH NOI
- UFC (universal freight code)
- 34410
Similar by Design Other switchs with similar characteristics
Nothing similar to this part number was found in our inventory
51MCD1221N2-1ITEM18 / Switch,pressureWhat is the formal definition of this item?
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.
