Spring Tension Washer

110-56968-1
(NSN) National Stock Number
5310-00-492-2888
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
15938
Schedule B Code
7318210000
Summary

0.130 inches minimum and 0.132 inches maximum hole diameter, 0.265 inches minimum and 0.268 inches maximum outside diameter, 0.075 inches minimum and 0.088 inches maximum overall height, 0.021 inches minimum and 0.022 inches maximum material thickness, 63.0 microinches all surfaces surface finish, heat treat to condition rh950 ep432 94697 special features

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - KE
Identification

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

INC FIIG Concept Condition
15938 A022B0 1 1
Specifications
Hole Diameter
0.130 inches minimum and 0.132 inches maximum
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Outside Diameter
0.265 inches minimum and 0.268 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.
Overall Height
0.075 inches minimum and 0.088 inches maximum
Details The distance measured in a straight line from the bottom to the top of an item.
Material Thickness
0.021 inches minimum and 0.022 inches maximum
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Surface Finish
63.0 microinches all surfaces
Details Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
Special Features
heat treat to condition rh950 ep432 94697
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 corrosion resisting overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
e-365,fscm 94697 mfr ref 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
passivate 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
spring tension
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 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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FAQs
Frequently asked questions for NSN 5310-00-492-2888
What is the NIIN of the NSN 5310-00-492-2888?
The National Item Identification Number (NIIN) of the NSN 5310-00-492-2888 is 00-492-2888
When the NSN 5310-00-492-2888 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Mon, Oct 9, 1972
Does the NSN 5310-00-492-2888 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-492-2888 contain any hazardous material?
No data in HMIRS

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