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NSN: 5355-00-004-5234
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Part Numbers

Item Number Item Description
8151756-3 Knob
8151756-501 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.
AAWY The length of a straight line which passes through the center of a counterbored portion of a hole, and terminates at the circumference.
AAWZ The depth of the process used to enlarge part of a hole.
ABHG The texture of that portion of the item which is designed to be grasped.
MATT The chemical compound or mechanical mixture properties of which the item is fabricated.
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.
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.
ADUM An overall measurement of the smallest dimension of an item, in distinction from length or width.
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.

8151756-501 Knob

Cage 49671

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):
0.250 inches nominal
Attachment Method (ABSX):
Color (HUES):
Counterbore Diameter (AAWY):
0.560 inches nominal
Counterbore Depth (AAWZ):
0.090 inches minimum and 0.100 inches maximum
Gripping Surface Condition (ABHG):
Material (MATT):
Aluminum alloy
Nominal Thread Size (CQJX):
0.138 inches screw hole
Overall Depth (ABFY):
0.560 inches nominal
Inside Diameter (AARX):
0.251 inches minimum and 0.252 inches maximum
Screw Drive Type (CBSC):
Cross recess type 1
Setscrew Hole Quantity (ABFR):
Shaft Accommodation Style (ABHH):
Overall Thickness (ADUM):
1.000 inches nominal
Width (ABGL):
1.380 inches nominal
Style Designator (STYL):
Round with extended bar face
Thread Quantity Per Inch (CMLP):
32 screw hole
Thread Series Designator (THSD):
Unc screw hole

National Stock Number (NSN)