5310-01-166-6685

Find complete technical information, availability, and procurement data for: 5310-01-166-6685
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-166-6685

Item Name Code

15933

Assigment Date

11/16/1983 (42 years ago)

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

0.063 inches nominal material thickness, 100.0 degrees nominal recess angle, 0.190 inches minimum and 0.194 inches maximum hole diameter, 0.300 inches minimum and 0.310 inches maximum recess diameter, 0.415 inches minimum and 0.440 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: 0.190 inches minimum and 0.194 inches maximum
Outside Diameter: 0.415 inches minimum and 0.440 inches maximum
Recess Diameter: 0.300 inches minimum and 0.310 inches maximum
Material Thickness: 0.063 inches nominal
Recess Angle: 100.0 degrees nominal
Material: aluminum alloy 2024 overall
Material Document And Classification: qq-a-250/4 t3 fed spec 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
25-64204-1	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-166-6685?

The FSCG of the NSN 5310-01-166-6685 is 5310

Does the NSN 5310-01-166-6685 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-01-166-6685 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 5310-01-166-6685 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-166-6685 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 5310-01-166-6685 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Nov 16, 1983