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NSN: 5310-00-001-1301
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Cross Reference These part numbers have the same form, fit, and function of 74365-10

Item Number Cage
74365-10 56878
9237309 19203

Characteristic Codes 74365-10 spec. code meanings

Code Translation
CQFM A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
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.
ACTA The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
ABKW The distance measured in a straight line from the bottom to the top of an item.
MDCL The specification, standard, or manufacturers reference, and the classification designation, such as class, condition, temper, and the like, that identifies the material.
ASDB The shortest straight line between flats, perpendicular to the height.
STDC The specification, standard, or manufacturers reference, and the classification designation, such as type, class, grade, and the like, that identifies the surface treatment material.
SFTT The metallic, nonmetallic, and/or chemical properties with which the item is plated, dipped, and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
AZKQ A value which expresses the degree of heat or cold as applied to the operation, or limitation of operation, of an item.
AAJD A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
AAJF The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
CMLP The number of threads on the item per linear inch measured on a line parallel to the thread axis.
BZRR A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.

74365-10 Plain Extended Washer Double Nut

Mfr. Cage 19203


steel comp 8630 overall Thread Size: 5/8", Width across flats: 13/16"

CQFM Hardness Rating
From 32.0 rockwell c and 36.0 rockwell c
MATT Material
Steel comp 8630
CQJX Nominal Thread Size
0.625 inches
ACTA Nut Style
Double hexagon
ABKW Overall Height
0.700 inches
MDCL Material Spec
Ams 6280 assn std single material response
AAVX Washer Outside Diameter
1.245 inches
ADEM Washer Thickness
0.175 inches
ASDB Width Across Flats
From 0.803" and 0.814"
STDC Surface Treatment Spec
Qq-p-416,ty 2,cl 3 fed spec single treatment response
SFTT Surface Treatment
AZKQ Temp Rating
550.0 deg fahrenheit
AAJD Thread Class
AAJF Thread Direction
CMLP Thready Qty Per Inch (tpi)
BZRR Thread Series

Technical Definition

Nut, Plain, Extended Washer, Double, also referenced with federal logistics item name code 04888 - A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.
National Stock Number (NSN) 5310-00-001-1301

Last Modified: 02/14/2017