Lock Washer

N420P3

N420P3
(NSN) National Stock Number
5310-00-004-4043
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
14218
Schedule B Code
7415210000
Summary

0.088 inches minimum and 0.097 inches maximum hole diameter, 0.165 inches maximum outside diameter, 0.015 inches minimum and 0.021 inches maximum material thickness, 90.0 rockwell b nominal hardness rating, copper alloy overall material, cadmium overall surface treatment

DAC HCC DMIL RNCC
A - - C
RNVC SADC MSDS RNAAC
1 AB - TU
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
0.088 inches minimum and 0.097 inches maximum
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Outside Diameter
0.165 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
0.015 inches minimum and 0.021 inches maximum
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Hardness Rating
90.0 rockwell b nominal
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Material
copper alloy 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.
Style Designator
split helical-right hand
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
N407P3C 97424 4 - 3 2 - 9Z
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
55210 - U -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
LEHIGH ARMSTRONG INC
CAGE: 1FH08
NORTH BILLERICA , MA , 01862-2309
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-004-4043
What is the NIIN of the NSN 5310-00-004-4043?
The National Item Identification Number (NIIN) of the NSN 5310-00-004-4043 is 00-004-4043
When the NSN 5310-00-004-4043 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sun, Sep 24, 1972
Does the NSN 5310-00-004-4043 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-004-4043 contain any hazardous material?
No data in HMIRS

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