3178138-3

31781383 Electrical Switch Retainer
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Datasheet. 3178138-3 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

2a single mounting facility

Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

2.750in. ⁓2-3/4"

Overall Height
The distance measured in a straight line from the bottom to the top of an item.

3.500in.

Overall Width
An overall measurement taken at right angles to the length of an item,in distinction from thickness.

1.950in.

Accommodated Item Securing Device Type
Indicates the type of device provided to retain or hold the item accommodated.

bracket

Mounting Facility Type And Quantity
Indicates the type and number of facilities by which the item is mounted.

1 bracket single mounting facility and 4 screw single mounting facility

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.138in. single mounting facility ⁓9/64"

Special Features
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.

includes sockets, rfi gaskets and moisture seal; accommodates six push switches

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

aluminum alloy

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

rectangular prism

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.

unc single mounting facility

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unc single mounting facility

What is the style?

Rectangular prism

What material is the electrical switch retainer made of ?

Aluminum alloy

What is the overall width?

1.950 inches

What is the thread class?

2a single mounting facility

What is the NSN for 3178138-3?

5930-01-079-0202

How is this classified for shipping?

Schedule B number: 8538907080
nmfc 095190
Parts suitable for use solely or principally with the apparatus for heading 8535, 8536,8537

What's the federal classification of 3178138-3?

FSC 5930 ⁓ Switches

Excluding switchgear.

NSN 5930-01-079-0202 RETAINER,ELECTRICAL SWITCH

unc single mounting facility thread series rectangular prism includes sockets, rfi gaskets 1.950" overall width 2.750" overall length 2a single mounting facility thread class

NIIN
010790202
NIIN Date
06/25/79
Schedule B
8538907080 
Name Code
38943
FIIG
A062A0
Item Weight
0.400lbs
Item Dimensions
--
QUP
1 
Historical Price
$818.25 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
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. 291-26733-003 Cage 96182

Major End Users Countries and entities

  • - Department of The Navy 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
70.0 
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)
095190 HARDWARE, NOI SUB 9 
UFC (universal freight code)
49790 

Similar by Design Other retainers with similar characteristics

Nothing similar to this part number was found in our inventory

3178138-3 / Retainer,electrical switchWhat is the formal definition of this item?

An item designed to position and/or restrain the movement of one or more switches in their normal operating positions.