Shouldered and Recessed Washer

3493-AS-501-2

3493-AS-501-2
(NSN) National Stock Number
5310-01-529-6331
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
15935
Schedule B Code
7020009000
Summary

0.198 inches minimum and 0.208 inches maximum hole diameter, 0.265 inches minimum and 0.285 inches maximum shoulder diameter, 0.380 inches minimum and 0.400 inches maximum outside diameter, 0.141 inches minimum and 0.171 inches maximum overall height, 0.120 inches minimum and 0.130 inches maximum shoulder height, an/aqs-20a mine detecting system (pal) and an/aqs-20a mid section end item identification

DAC HCC DMIL RNCC
E - - 3
RNVC SADC MSDS RNAAC
2 - - ZZ
Identification

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. Excludes:insulator, washer and thrust type washers.

INC FIIG Concept Condition
15935 A022B0 1 1
Specifications
Hole Diameter
0.198 inches minimum and 0.208 inches maximum
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Shoulder Diameter
0.265 inches minimum and 0.285 inches maximum
Details The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.
Outside Diameter
0.380 inches minimum and 0.400 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
0.141 inches minimum and 0.171 inches maximum
Details The distance measured in a straight line from the bottom to the top of an item.
Shoulder Height
0.120 inches minimum and 0.130 inches maximum
Details None.
End Item Identification
an/aqs-20a mine detecting system (pal) and an/aqs-20a mid section
Details The national stock number or the identification information of the end equipment for which the item is a part.
Part Name Assigned By Controlling Agency
washer, shoulder
Details The name assigned to the item by the government agency or commercial organization controlling the design of the item.
Material
glass overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
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 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
NAVAL SEA SYSTEMS COMMAND
CAGE: 53711
WASHINGTON NAVY YARD , DC , 20376
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-01-529-6331
What is the NIIN of the NSN 5310-01-529-6331?
The National Item Identification Number (NIIN) of the NSN 5310-01-529-6331 is 01-529-6331
When the NSN 5310-01-529-6331 was assigned to the Federal Catalog?
It was assigned 19 years ago, on Mon, Apr 25, 2005
Does the NSN 5310-01-529-6331 contain any precious metals?
Does not contain precious metal
Does the NSN 5310-01-529-6331 contain any hazardous material?
No data in HMIRS
What is the ESD classification of NSN 5310-01-529-6331?
No known electrostatic discharge

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