Assembled Washe Self-Locking Nut

KFN542-06

KFN542-06
(NSN) National Stock Number
5310-01-326-4325
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
29736
Schedule B Code
7318160000
Summary

3b thread class, right-hand thread direction, prevailing torque all metal design locking feature, 0.320 inches maximum washer outside diameter, 0.171 inches minimum base and 0.176 inches maximum base counterbore diameter, 0.181 inches maximum washer counterbore diameter

DAC HCC DMIL RNCC
E - - 3
RNVC SADC MSDS RNAAC
2 - - KZ
Identification

A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.

INC FIIG Concept Condition
29736 A021A0 1 1
Specifications
Thread Class
3b
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details 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.
Locking Feature
prevailing torque all metal design
Details An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.
Washer Outside Diameter
0.320 inches maximum
Details None.
Counterbore Diameter
0.171 inches minimum base and 0.176 inches maximum base
Details The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.
Counterbore Diameter
0.181 inches maximum washer
Details The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.
Overall Height
0.200 inches maximum
Details The distance measured in a straight line from the bottom to the top of an item.
Nut Style
flat with turned up edge
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
Nut Counterbore Depth
0.087 inches minimum base and 0.097 inches maximum base
Details The measurement of the enlarged portion adjacent to the threaded portion of a nut,in distinction from height.
Width Across Flats
0.181 inches minimum and 0.189 inches maximum
Details The shortest straight line between flats,perpendicular to the height.
Temp Rating
450.0 deg fahrenheit maximum
Details A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.
Thread Series
unjc
Details A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
Thread Quantity Per Inch
32
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Nominal Thread Size
0.138 inches
Details A designation that is used for the purpose of general identification of the thread.
Material
steel comp 8740 nut or steel comp 4340 nut or steel comp 4140 nut
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel washer
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
mil-s-6049 mil spec 1st material response nut or mil-s-5000 mil spec 2nd material response nut or mil-s-5626 mil spec 3rd material response nut
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Surface Treatment
cadmium overall and chromate overall
Details 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.
Surface Treatment Document And Classification
qq-p-416,type 2,class 2 fed spec single treatment response overall
Details The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W -
RVC WCC TCC SHC
- 573 Z 9

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Manufacturer
HOWMET GLOBAL FASTENING SYSTEMS INC
CAGE: 15653
FULLERTON , CA , 92831-5334
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-01-326-4325
What is the NIIN of the NSN 5310-01-326-4325?
The National Item Identification Number (NIIN) of the NSN 5310-01-326-4325 is 01-326-4325
When the NSN 5310-01-326-4325 was assigned to the Federal Catalog?
It was assigned 34 years ago, on Mon, Sep 24, 1990
Does the NSN 5310-01-326-4325 contain any precious metals?
Does not contain precious metal
Does the NSN 5310-01-326-4325 contain any hazardous material?
No data in HMIRS

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