Lock Washer

7901920-02

7901920-02
(NSN) National Stock Number
5310-00-006-2395
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
14218
Schedule B Code
7318210000
Summary

0.380 inches minimum and 0.387 inches maximum hole diameter, 0.550 inches minimum and 0.562 inches maximum outside diameter, 0.015 inches nominal material thickness, steel overall material, flat external teeth style designator

DAC HCC DMIL RNCC
1 - - E
RNVC SADC MSDS RNAAC
8 - - KE
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
0.380 inches minimum and 0.387 inches maximum
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Outside Diameter
0.550 inches minimum and 0.562 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 nominal
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
flat external teeth
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
1120-12 78189 2 - 3 9 - SE
1120-12CPDD 78189 1 - E 8 - KE
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
LOCKHEED MARTIN CORP DBA LOCKHEED MARTIN DIV MST - EAGAN
CAGE: 90536
MANASSAS , VA , 20110-4166
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-006-2395
What is the NIIN of the NSN 5310-00-006-2395?
The National Item Identification Number (NIIN) of the NSN 5310-00-006-2395 is 00-006-2395
When the NSN 5310-00-006-2395 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Wed, Jun 21, 1972
Does the NSN 5310-00-006-2395 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-006-2395 contain any hazardous material?
No data in HMIRS

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