Shouldered Washer

251886-1

251886-1
(NSN) National Stock Number
5310-00-531-1490
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
15934
Schedule B Code
7415210000
Summary

0.593 inches nominal hole diameter, 0.625 inches nominal shoulder diameter, 1.000 inches nominal outside diameter, 0.078 inches nominal shoulder height, 0.0159 inches nominal material thickness, navy special project part name assigned by controlling agency

DAC HCC DMIL RNCC
5 - - 5
RNVC SADC MSDS RNAAC
9 - - ZZ
Identification

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. 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
15934 A022B0 1 1
Specifications
Hole Diameter
0.593 inches nominal
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Shoulder Diameter
0.625 inches nominal
Details The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.
Outside Diameter
1.000 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.
Shoulder Height
0.078 inches nominal
Details None.
Material Thickness
0.0159 inches nominal
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
copper alloy 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.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
563457-1 57733 5 - 3 9 - 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
LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN DIV LOCKHEED MARTIN
CAGE: 49671
ORLANDO , FL , 32825
UNITED STATES
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FAQs
Frequently asked questions for NSN 5310-00-531-1490
What is the NIIN of the NSN 5310-00-531-1490?
The National Item Identification Number (NIIN) of the NSN 5310-00-531-1490 is 00-531-1490
When the NSN 5310-00-531-1490 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5310-00-531-1490 contain any precious metals?
Does not contain precious metal
Does the NSN 5310-00-531-1490 contain any hazardous material?
No data in HMIRS
What is the ESD classification of NSN 5310-00-531-1490?
No known electrostatic discharge

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