5310-01-256-9740

Find complete technical information, availability, and procurement data for: 5310-01-256-9740
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-256-9740

Item Name Code

15933

Assigment Date

06/10/1987 (39 years ago)

1.626 inches minimum and 1.646 inches maximum top recess diameter, 170000 pounds per square inch minimum tensile strength, 2.115 inches minimum and 2.135 inches maximum outside diameter, 0.183 inches minimum and 0.193 inches maximum material thickness, 1.506 inches minimum and 1.526 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: 1.506 inches minimum and 1.526 inches maximum
Outside Diameter: 2.115 inches minimum and 2.135 inches maximum
Material Thickness: 0.183 inches minimum and 0.193 inches maximum
Minimum Tensile Strength: 170000 pounds per square inch
Top Recess Diameter: 1.626 inches minimum and 1.646 inches maximum
Bottom Recess Angle: 89.5 degrees minimum and 90.5 degrees maximum
Top Recess Angle: 89.5 degrees minimum and 90.5 degrees maximum
Bottom Recess Diameter: 1.626 inches minimum and 1.646 inches maximum
Surface Finish: 63.0 microinches bottom
Surface Finish: 63.0 microinches top
Material: steel comp 630 overall
Material Document And Classification: ams5643 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 2 fed std single treatment response 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
140-007-97S68E6	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-256-9740?

The FSCG of the NSN 5310-01-256-9740 is 5310

Does the NSN 5310-01-256-9740 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-256-9740 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 5310-01-256-9740 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-256-9740 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 5310-01-256-9740 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Jun 10, 1987