5310-01-621-3497

Find complete technical information, availability, and procurement data for: 5310-01-621-3497
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-621-3497

Item Name Code

13393

Assigment Date

09/04/2013 (12 years ago)

A preformed item of various shapes, and contours, which may have a sandwich or honeycomb core bonded to a metallic or nonmetallic facing material. It is used to enclose integral portions of the fuselage or to form partitions or sections within a wing, empennage, fuselage, nacelle or crew compartment. It may have mounting provisions such as predrilled holes to facilitate installation, but will have no items attached to it except bracket (s) or other securing devices to accommodate its own mounting or support. It may be mounted by means of fasteners, bonding or welding. Excludes:panel, interior lining, aircraft; cover access; cover, access, aircraft; floor (1), aircraft; core material, cellular, structural.

0.340 inches nominal hole diameter, rectangular cross-sectional shape style, round peripheral shape style, round center hole shape style, 0.050 inches minimum and 0.080 inches maximum thickness

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Shape Style: rectangular
Hole Diameter: 0.340 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.050 inches minimum and 0.080 inches maximum
Overall Diameter: 0.690 inches nominal
Part Name Assigned By Controlling Agency: flat washer
Material: steel corrosion resisting overall
Surface Treatment: passivate overall

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
90618A700	Flat Washer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-01-621-3497?

The FSCG of the NSN 5310-01-621-3497 is 5310

Does the NSN 5310-01-621-3497 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-621-3497 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 5310-01-621-3497 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-621-3497 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 5310-01-621-3497 was assigned to the Federal Catalog?

It was assigned 12 years ago, on Wed, Sep 4, 2013