Lock Washer

440975PC1

440975PC1
(NSN) National Stock Number
5310-00-153-2832
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
14218
Schedule B Code
7318210000
Summary

0.281 inches nominal hole diameter, 0.414 inches nominal outside diameter, 0.050 inches nominal material thickness, 30.0 rockwell c minimum and 35.0 rockwell c maximum hardness rating, 31 tooth serrations 0.018 in. deep special features, steel comp 1074 overall material

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - HD
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
0.281 inches nominal
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Outside Diameter
0.414 inches nominal
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
0.050 inches nominal
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Hardness Rating
30.0 rockwell c minimum and 35.0 rockwell c maximum
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Special Features
31 tooth serrations 0.018 in. deep
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Material
steel comp 1074 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
zinc 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-z-325, cl2, ty2 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.
Style Designator
serrated and shouldered
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
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
72990 - M -
RVC WCC TCC SHC
- 685 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 5310-00-153-2832
What is the NIIN of the NSN 5310-00-153-2832?
The National Item Identification Number (NIIN) of the NSN 5310-00-153-2832 is 00-153-2832
When the NSN 5310-00-153-2832 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5310-00-153-2832 contain any precious metals?
Does not contain precious metal
Does the NSN 5310-00-153-2832 contain any hazardous material?
No data in HMIRS

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