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Control Knobs Specifications

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Physical Specifications




   Bore Diameter
 
     The bore diameter or outside diameter of the insert, stud, or hole
 
   Search Logic:      User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria.
   Mounting Type       
   Your choices are...
 
      
 
   Bushing
 
     A bushing is inserted in the bore to limit the size of the opening, resist abrasion, or serve as a guide.
 
   Collet
 
     A knob that is made up of an outer body and internal hardware; the hardware grips the shaft 360º to insure a secure fit.  This type of knob must be installed with a nut driver and requires a separate cap on top.
 
   Molded Thread
 
     A thread is molded into the bore opening.
 
   Panel Mount
 
     The knob or handle is inserted into a panel cutout and mounted to the flat surface using screws.
 
   Push-on / Plain Hole
 
     The bore is simply a plain hole.
 
   Stud
 
     A projecting stud is used for mounting.  The stud is usually threaded.
 
   Threaded Hole / Insert
 
     The bore opening is threaded, or a threaded insert inserted into a plain hole.
 
   Thru Hole with Counter Bore
 
     The mounting hole extends through the height of the knob or handle and is accompanied by a counter bore on top.
 
   Other
 
     Other unlisted, specialized, or proprietary mounting configuration.
 
   Search Logic:      All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches.
   Materials       
   Your choices are...
 
      
 
   Metal
 
     The knob / handle is made from any variety of metal materials.
 
   Plastic
 
     The knob / handle is made from any variety of plastic materials.
 
   Rubber
 
     The knob / handle is made from any variety of rubber materials.
 
   Other
 
     Other unlisted, specialized, or proprietary materials.
 
   Search Logic:      All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches.
Features




           
   Your choices are...
 
      
 
   Choice of Colors and/or Finishes
 
     The knob or handle is available in a choice of colors.
 
   MIL-SPEC
 
     The knob or handle is manufactured to meet military specifications, MIL-SPEC.
 
   Angle Mounting
 
     The knob or handle can be mounted at an angle. Typically a fixed angle between 0 and 90º.
 
   Grips
 
     The handle is supplied with textured grips for positive handling.  The grips are typically constructed from a rubber material.
 
   Illuminated

Illuminated Pushbutton Knobs
Courtesy of Selco Products Company

 
     The knob / handle is illuminated for easy visibility.
 
   Indicator / Pointer

Control Knob - Ribbed with Line Indicator on Knob
Courtesy of APEM Components, Inc.

 
     The knob has an integral indicator, which may include: a top indicator line, a side indicator line, a dot, an arrow, or a pointer.
 
   Knurled

Control Knob - Straight Knurl
Courtesy of APEM Components, Inc.

 
     The knob is knurled for added grip.
 
   Locking / Latching
 
     The knob has latching or locking capabilities.  Latching simply holds the knob or handle in position.  Locking will prevent the knob or handle from being moved without some form of action by the operator.  Actions may include, pushbutton unlock, pull to unlock, or the use of a key to unlock.
 
   Key Lock
 
     A locking knob or handle that requires a key for unlocking.  Locking will prevent the knob or handle from being moved without a key.
 
   Numerical Scale
 
     A numerical scale is provided for position indication.
 
   Fold Away Handle
 
     The handle is a foldaway type.
 
   Revolving Handle
 
     The handle is a revolving type.  Cranks are often supplied with revolving handles.
 
   Skirted
 
     The knob has an integral skirt.  The skirt may also have a numerical scale or indicator line or pointer.
 
   Search Logic:      All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches.
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