5310-00-639-1820

Find complete technical information, availability, and procurement data for: 5310-00-639-1820
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-639-1820

Item Name Code

15933

Assigment Date

01/01/1963 (63 years ago)

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

1.060 inches minimum and 1.070 inches maximum recess diameter, 0.920 inches minimum and 0.930 inches maximum hole diameter, 0.240 inches minimum and 0.260 inches maximum material thickness, 1.470 inches minimum and 1.530 inches maximum outside diameter, 90.0 degrees nominal recess angle

Product Characteristics

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

Hole Diameter: 0.920 inches minimum and 0.930 inches maximum
Outside Diameter: 1.470 inches minimum and 1.530 inches maximum
Recess Diameter: 1.060 inches minimum and 1.070 inches maximum
Material Thickness: 0.240 inches minimum and 0.260 inches maximum
Recess Angle: 90.0 degrees nominal
Material: steel comp 8630 overall
Material Document And Classification: mil-s-6050 mil spec single material response overall
Style Designator: recessed

FAQs

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

What is the FSCG of the NSN 5310-00-639-1820?

The FSCG of the NSN 5310-00-639-1820 is 5310

Does the NSN 5310-00-639-1820 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-639-1820 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 5310-00-639-1820 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-639-1820 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 5310-00-639-1820 was assigned to the Federal Catalog?

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