Flat Washer

JANR1127

JANR1127
(NSN) National Stock Number
5310-00-276-2778
Federal Supply Classification
5310 Nuts and Washers
Item Name Code
13393
Schedule B Code
7415210000
Summary

Rectangular cross-sectional shape style, 0.146 inches nominal hole diameter, round peripheral shape style, round center hole shape style, 0.040 inches nominal thickness, 0.438 inches nominal overall diameter

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

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

INC FIIG Concept Condition
13393 A022B0 1 1
Specifications
Cross-Sectional Shape Style
rectangular
Details The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.
Hole Diameter
0.146 inches nominal
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Peripheral Shape Style
round
Details The style designation indicating the configuration that most nearly corresponds to the peripheral shape of the item.
Center Hole Shape Style
round
Details The style designation indicating the configuration that most nearly corresponds to the shape of the center hole.
Thickness
0.040 inches nominal
Details A measurement of the smallest dimension of an item,in distinction from length or width.
Overall Diameter
0.438 inches nominal
Details A measurement of the longest straight line across a circular cross-sectional plane.
Material
copper overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
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
95100 - W -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
JOINT ARMY-NAVY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
CAGE: 81350
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FAQs
Frequently asked questions for NSN 5310-00-276-2778
What is the NIIN of the NSN 5310-00-276-2778?
The National Item Identification Number (NIIN) of the NSN 5310-00-276-2778 is 00-276-2778
When the NSN 5310-00-276-2778 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5310-00-276-2778 contain any precious metals?
Type/content is unknown
Does the NSN 5310-00-276-2778 contain any hazardous material?
No data in HMIRS

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