5310-00-526-1587

Find complete technical information, availability, and procurement data for: 5310-00-526-1587
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-526-1587

Item Name Code

15933

Assigment Date

08/28/1974 (51 years ago)

1.427 inches minimum and 1.447 inches maximum recess diameter, 1.260 inches minimum and 1.275 inches maximum hole diameter, 0.094 inches nominal material thickness, 2.125 inches nominal outside diameter, 75000 pounds per square inch minimum tensile strength

Product Characteristics

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

Hole Diameter: 1.260 inches minimum and 1.275 inches maximum
Outside Diameter: 2.125 inches nominal
Recess Diameter: 1.427 inches minimum and 1.447 inches maximum
Material Thickness: 0.094 inches nominal
Minimum Tensile Strength: 75000 pounds per square inch
Recess Angle: 90.0 degrees nominal
Surface Finish: 63.0 microinches bottom
Surface Finish: 63.0 microinches top
Material: steel comp 321 or steel comp 347 overall
Material Document And Classification: mil-s-6721 mil spec all material responses or qq-s-763 fed spec 1st material response or qq-s-763 cond a fed spec 2nd material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: recessed
Specification/Standard Data: 80205-nas1587 professional/industrial association standard

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
NAS1587-20C	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-526-1587?

The FSCG of the NSN 5310-00-526-1587 is 5310

Does the NSN 5310-00-526-1587 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-526-1587 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 5310-00-526-1587 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-526-1587 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 5310-00-526-1587 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Aug 28, 1974