5310-00-637-3400

Find complete technical information, availability, and procurement data for: 5310-00-637-3400
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-637-3400

Item Name Code

15931

Assigment Date

01/01/1963 (63 years ago)

100.0 microinches all surfaces surface finish, 34.0 rockwell c minimum and 38.0 rockwell c maximum hardness rating, 150000 pounds per square inch minimum tensile strength, 0.760 inches minimum and 0.770 inches maximum hole diameter, 1.240 inches minimum and 1.250 inches maximum outside 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: 0.760 inches minimum and 0.770 inches maximum
Outside Diameter: 1.240 inches minimum and 1.250 inches maximum
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 34.0 rockwell c minimum and 38.0 rockwell c maximum
Surface Finish: 100.0 microinches all surfaces
Special Features: 45 deg,0.075 chamfer at bore on flat surface
Heat Treatment: as fabricated
Material: steel comp 4130 overall
Material Document And Classification: mil-t-6736 mil spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response overall
Style Designator: convex

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
S1620-61545	Convex Washer

FAQs

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

What is the FSCG of the NSN 5310-00-637-3400?

The FSCG of the NSN 5310-00-637-3400 is 5310

Does the NSN 5310-00-637-3400 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-637-3400 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 5310-00-637-3400 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-637-3400 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 5310-00-637-3400 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963