5310-00-553-3939

Find complete technical information, availability, and procurement data for: 5310-00-553-3939
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-553-3939

Item Name Code

15933

Assigment Date

10/30/1974 (51 years ago)

0.334 inches minimum and 0.344 inches maximum recess diameter, 125000 pounds per square inch minimum tensile strength, 0.078 inches nominal material thickness, 0.531 inches nominal outside diameter, 0.252 inches minimum and 0.260 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: 0.252 inches minimum and 0.260 inches maximum
Outside Diameter: 0.531 inches nominal
Recess Diameter: 0.334 inches minimum and 0.344 inches maximum
Material Thickness: 0.078 inches nominal
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 46.0 rockwell c minimum and 50.0 rockwell c maximum
Recess Angle: 90.0 degrees nominal
Material: steel comp 1330 or steel comp 4130 overall
Surface Treatment: nickel overall
Surface Treatment Document And Classification: mil-c-26074,class 1 mil spec single treatment response or qq-n-290,class 1,grade c fed spec single treatment response overall
Style Designator: recessed

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
51-501-27	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-553-3939?

The FSCG of the NSN 5310-00-553-3939 is 5310

Does the NSN 5310-00-553-3939 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-553-3939 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 5310-00-553-3939 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-553-3939 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 5310-00-553-3939 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Oct 30, 1974