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Knob Diameter:

Knob Height:

Bore Diameter:

Mounting Type:

Knob / Handle Material:

Features:

Help with Control Knobs specifications:

Knob Specifications
   Knob Diameter       The overall diameter of round knobs, or the largest width of non-circular knobs. 
   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.
   Knob Height       The overall height of the knob measured from the mounting surface. 
   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.
   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.
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Physical Specifications
   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.
   Knob / Handle Material       
   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.
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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 KnobsCourtesy of Selco Products Company
 
     The knob / handle is illuminated for easy visibility. 
   Indicator / Pointer
Control Knob - Ribbed with Line Indicator on KnobCourtesy 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 KnurlCourtesy 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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