5310-01-178-7420

Find complete technical information, availability, and procurement data for: 5310-01-178-7420
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-178-7420

Item Name Code

15933

Assigment Date

05/09/1984 (42 years ago)

0.026 inches minimum and 0.030 inches maximum material thickness, 90.0 degrees nominal recess angle, 0.875 inches nominal outside diameter, 0.520 inches minimum and 0.540 inches maximum recess diameter, 0.490 inches minimum and 0.500 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: 0.490 inches minimum and 0.500 inches maximum
Outside Diameter: 0.875 inches nominal
Recess Diameter: 0.520 inches minimum and 0.540 inches maximum
Material Thickness: 0.026 inches minimum and 0.030 inches maximum
Recess Angle: 90.0 degrees nominal
Material: steel overall
Material Document And Classification: ds186-d87 bs1449-321s12,fscm k1037 mfr ref single material response or ds186-d87 bs970-321s12,fscm k1037 mfr ref single material 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
AHO88255	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-178-7420?

The FSCG of the NSN 5310-01-178-7420 is 5310

Does the NSN 5310-01-178-7420 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-178-7420 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 5310-01-178-7420 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-178-7420 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 5310-01-178-7420 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, May 9, 1984