Convex Washer

USAF955-3

USAF955-3
(NSN) National Stock Number
5310-00-655-9719
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
15931
Schedule B Code
7318220000
Summary

0.193 inches minimum and 0.213 inches maximum hole diameter, 0.365 inches minimum and 0.385 inches maximum outside diameter, 0.052 inches minimum and 0.072 inches maximum material thickness, navy special project part name assigned by controlling agency, steel overall material, cadmium and chromate overall surface treatment

DAC HCC DMIL RNCC
E - - 4
RNVC SADC MSDS RNAAC
1 - - ZZ
Identification

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is raised to form a curved or spherical contour. See also washer (1), concave. Excludes:bearing, washer thrust.

INC FIIG Concept Condition
15931 A022B0 1 1
Specifications
Hole Diameter
0.193 inches minimum and 0.213 inches maximum
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Outside Diameter
0.365 inches minimum and 0.385 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
0.052 inches minimum and 0.072 inches maximum
Details A measurement of the smallest dimension of the material,in distinction from length or width.
Part Name Assigned By Controlling Agency
navy special project
Details The name assigned to the item by the government agency or commercial organization controlling the design of the item.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
cadmium and 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.
Style Designator
convex
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Departure From Cited Designator
as modified by surface treatment rqmt
Details The variation when the item is in conformity with a type designator covered by a specification or standard,except in regard to one or more technical differentiating characteristics.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
9100135 18876 5 - 3 2 - ZZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A A -
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
AIR FORCE STANDARD
CAGE: 99238
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FAQs
Frequently asked questions for NSN 5310-00-655-9719
What is the NIIN of the NSN 5310-00-655-9719?
The National Item Identification Number (NIIN) of the NSN 5310-00-655-9719 is 00-655-9719
When the NSN 5310-00-655-9719 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5310-00-655-9719 contain any precious metals?
Does not contain precious metal
Does the NSN 5310-00-655-9719 contain any hazardous material?
No data in HMIRS
What is the ESD classification of NSN 5310-00-655-9719?
No known electrostatic discharge

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