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5310-01-726-0089

Flat Washer

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Official Item Classification

Name
Flat Washer
(NSN) National Stock Number
5310-01-726-0089
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
13393
(FIIG) Federal Item Identification Guide
A022B0
Date
01/30/2025 (1 year ago)

round center hole shape style, 0.028 inches minimum and 0.036 inches maximum thickness, 1.578 inches nominal hole diameter, round peripheral shape style, rectangular cross-sectional shape style

Specs & Compatibility

Cross-Sectional Shape Style

rectangular

Hole Diameter

1.578 inches nominal

Peripheral Shape Style

round

Center Hole Shape Style

round

Thickness

0.028 inches minimum and 0.036 inches maximum

Overall Diameter

2.308 inches minimum and 2.333 inches maximum

End Item Identification

aircraft kc-46

Part Name Assigned By Controlling Agency

washer,flat,short flareless

Material

aluminum alloy 2024 overall

Material Document And Classification

qq-a-250/5 condition t3 or t4 fed spec single material response overall

Surface Treatment

chromate overall

Surface Treatment Document And Classification

mil-c-5541,class 3 mil spec single treatment response overall

Specification/Standard Data

0u583-as4679b international std/spec

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0013393

Related Hardware Products

Part Number Description
AS4679D20-32J Flat Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-726-0089?
The FSCG of the NSN 5310-01-726-0089 is 5310
Does the NSN 5310-01-726-0089 have a Schedule B code assigned?
Yes, the Schedule B code is 7616108000
Does NSN 5310-01-726-0089 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5310-01-726-0089 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-726-0089 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5310-01-726-0089 was assigned to the Federal Catalog?
It was assigned 1 year ago, on Thu, Jan 30, 2025