Lock Washer

643090

643090
(NSN) National Stock Number
5310-00-765-4307
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
14218
Schedule B Code
7616108000
Summary

0.175 inches minimum and 0.178 inches maximum hole diameter, 0.513 inches minimum and 0.519 inches maximum outside diameter, 0.017 inches minimum and 0.023 inches maximum material thickness, aluminum alloy 5052 overall material, qq-a-250/8 fed spec single material response overall material document and classification, chromate overall surface treatment

DAC HCC DMIL RNCC
X - - 3
RNVC SADC MSDS RNAAC
2 - - XX
Identification

A washer, usually round, with a centrally-located hole. Its edges and two bearing surfaces are designed in such a way that applied pressure brings into play the spring tension and/or frictional locking principle that materially resists any tendency toward turning. It may be made of one or two pieces.

INC FIIG Concept Condition
14218 A022B0 1 1
Specifications
Hole Diameter
0.175 inches minimum and 0.178 inches maximum
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Outside Diameter
0.513 inches minimum and 0.519 inches maximum
Details The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
Material Thickness
0.017 inches minimum and 0.023 inches maximum
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Material
aluminum alloy 5052 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
qq-a-250/8 fed spec single material response overall
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
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
mil-c-5541 mil 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
9166151 18876 X - 5 2 - XX
643096 10001 2 - 5 2 - KE
5K643090 95542 X - 5 2 - XX
643090 88818 X - 5 2 - XX
294392 56232 X - 5 2 - XX
236-1041P1 49956 X - 5 2 - XX
236-1041PC1 49956 X - 5 2 - XX
MS17186-2 96906 X - 5 2 - XX
SK643090 03848 X - 5 9 - XX
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
95100 - W -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
CAGE: 10001
WASHINGTON , DC , 20376
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-765-4307
What is the NIIN of the NSN 5310-00-765-4307?
The National Item Identification Number (NIIN) of the NSN 5310-00-765-4307 is 00-765-4307
When the NSN 5310-00-765-4307 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 5310-00-765-4307 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-765-4307 contain any hazardous material?
No data in HMIRS

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