Hexagon Self-Locking Nut

MS21045-4

MS21045-4
(NSN) National Stock Number
5310-00-061-7325
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
05277
Schedule B Code
7318160000
Summary

3b thread class, right-hand thread direction, prevailing torque all metal design locking feature, soluble lubricant lubrication, hexagon nut style, 0.240 inches minimum and 0.328 inches maximum nut height

DAC HCC DMIL RNCC
4 - - 5
RNVC SADC MSDS RNAAC
2 - - ZK
Identification

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

INC FIIG Concept Condition
05277 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.
Lubrication
soluble lubricant
Details A substance designed to provide a reduction of friction between the two surfaces in contact.
Nut Style
hexagon
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
Nut Height
0.240 inches minimum and 0.328 inches maximum
Details None.
Width Across Flats
0.430 inches minimum and 0.439 inches maximum
Details The shortest straight line between flats,perpendicular to the height.
Temp Rating
450.0 deg fahrenheit nominal
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
unjf
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
28
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Nominal Thread Size
0.250 inches
Details A designation that is used for the purpose of general identification of the thread.
Countersink Angle
88.0 degrees nominal nut
Details The included angle of the countersink.
Bearing Surface Type
chamfered or washer faced
Details Indicates the type of bearing surface.
Bearing Surface Finish
125.0 microinches
Details Designates the specific roughness rating of the bearing surface,representing the arithmetic average deviation of the surface from the meanline in profile.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
cadmium 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,ty 2,cl 3 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.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
H55-4CW R1120 6 - 5 2 - ZG
6782262-428 D9182 6 - C 1 - ZZ
AN363-428 D9182 6 - C 1 - ZZ
JL10S428B D9182 6 - C 1 - ZZ
MS21045-4 A0126 5 - 5 2 - ZR
5310000617325 A00AM 9 - 6 9 - YP
5310PL0145332 9009H 9 - 6 9 - WP
F180-048 019L2 5 - 5 2 - ZZ
H55-4CW 15653 4 - 5 1 - KZ
H55-4CW 75237 4 - 5 9 - KZ
YE3180 75497 5 - 5 1 - KZ
27FH-428 56878 4 - 5 1 - KZ
MS21045-4 80205 E - 3 2 - ZZ
13207E5500FN42 97403 5 - 5 1 - CT
858956-00 32345 9 - 5 9 - XB
AN363-428 88044 4 - 5 9 - 9Z
MS21045-4 96906 4 - 5 9 - KZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
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
MCNAUGHTON DYNAMICS LIMITED
CAGE: U7709
LONG CRENDON AYLESBURY , BUCKS , HP18 9DE
UNITED KINGDOM
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FAQs
Frequently asked questions for NSN 5310-00-061-7325
What is the NIIN of the NSN 5310-00-061-7325?
The National Item Identification Number (NIIN) of the NSN 5310-00-061-7325 is 00-061-7325
When the NSN 5310-00-061-7325 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5310-00-061-7325 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-061-7325 contain any hazardous material?
No data in HMIRS

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