72419-4

View detailed technical data, stock status, and sourcing information for: 72419-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-880-3359

Item Name Code

15933

Assigment Date

01/01/1960 (66 years ago)

0.500 inches nominal outside diameter, 45.0 rockwell c minimum and 50.0 rockwell c maximum hardness rating, 0.113 inches minimum and 0.115 inches maximum material thickness, 0.030 inches minimum and 0.040 inches maximum recess depth, 0.255 inches minimum and 0.265 inches maximum hole diameter

Product Characteristics

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

Hole Diameter: 0.255 inches minimum and 0.265 inches maximum
Outside Diameter: 0.500 inches nominal
Recess Depth: 0.030 inches minimum and 0.040 inches maximum
Material Thickness: 0.113 inches minimum and 0.115 inches maximum
Hardness Rating: 45.0 rockwell c minimum and 50.0 rockwell c maximum
Top Recess Diameter: 0.315 inches minimum and 0.345 inches maximum
Bottom Recess Angle: 90.0 degrees nominal
Top Recess Angle: 90.0 degrees nominal
Bottom Recess Diameter: 0.315 inches minimum and 0.345 inches maximum
Heat Treatment: as fabricated
Material: steel overall
Material Document And Classification: ams5616 assn std single material response overall
Surface Treatment: oxide film overall
Style Designator: recessed both sides

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
72419-4	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-880-3359?

The FSCG of the NSN 5310-00-880-3359 is 5310

Does the NSN 5310-00-880-3359 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-880-3359 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 5310-00-880-3359 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-880-3359 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 5310-00-880-3359 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960