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NSN: 5355-00-001-9812
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Part Numbers

Item Number Item Description
57025007-000 Knob

Master Requirement Codes

Code Translation
ABFU The distance from the center of the hole to the base of the knob or base of skirt if with integrally molded skirt.
ABSX The means used to attach the item.
HUES A characteristic of light that can be specified in terms of luminance, dominant wavelength, and purity.
ABHG The texture of that portion of the item which is designed to be grasped.
CQJX A designation that is used for the purpose of general identification of the thread.
ABFY An overall measurement between specified points of an item, in distinction from height.
AARX The length of a straight line which passes through the center of a circular figure or body, and terminates at the inside circumference.
ABRY A measurement of the longest dimension of any object, in distinction from width.
CBSC Indicates the type of drive provided for turning, rotating, or positioning the screw.
ABFR The number of setscrew holes included on the item.
ABHH The style designation indicating the configuration that most nearly corresponds to the appearance of the shaft accommodation.
CRWX Indicates whether or not the skirt is designed as an integral part of the item.
ABSL The style designation indicating the configuration that most nearly corresponds to the appearance of the skirt.
ADUM An overall measurement of the smallest dimension of an item, in distinction from length or width.
CSKT Indicates whether or not the pointer is designed as an integral part of the item.
ABGL A measurement taken at right angles to the length of an item, in distinction from thickness.
STYL The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
CMLP The number of threads on the item per linear inch measured on a line parallel to the thread axis.
THSD A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

57025007-000 Knob

Cage 96238

Technical Definition

Knob, also referenced with federal logistics item name code 03263 - An item designed to transmit manual, rotary or linear motion to other devices. may include detachable or nondetachable stud (shaft), pointer, or skirt. it may have reference markings in the form of dots, arrows, hairlines, and/or symbols which may be used in conjunction with a calibrated panel, vernier indicator, and the like to indicate the position or motion of items. for items having spokes or simulated spokes radiating from near the center to near the outside rim of the item and relatively thin round disk-shaped items 3 inches (76.2 mm) in diameter or over, see handwheel. for items calibrated in units or series of divisions to denote relative positioning of devices see dial, control. excludes doorknob; and handle (as modified).

Technical Characteristics

Distance From Hole Center To Knob/skirt Base (ABFU):
0.369 inches maximum
Attachment Method (ABSX):
Color (HUES):
Gripping Surface Condition (ABHG):
Grip aid
Nominal Thread Size (CQJX):
0.112 inches screw hole
Overall Depth (ABFY):
0.568 inches minimum
Inside Diameter (AARX):
0.252 inches minimum and 0.254 inches maximum
Length (ABRY):
1.030 inches nominal
Screw Drive Type (CBSC):
Hexagon socket
Setscrew Hole Quantity (ABFR):
Shaft Accommodation Style (ABHH):
Skirt Design (CRWX):
Skirt Outside Diameter (CRPJ):
0.485 inches minimum
Skirt Style (ABSL):
Overall Thickness (ADUM):
0.782 inches nominal
Pointer Design (CSKT):
Width (ABGL):
0.700 inches nominal
Style Designator (STYL):
Thread Quantity Per Inch (CMLP):
40 screw hole
Thread Series Designator (THSD):
Unc screw hole

National Stock Number (NSN)