5210-01-685-1680

Find complete technical information, availability, and procurement data for: 5210-01-685-1680
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5210-01-685-1680 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Measuring Tools

Federal Supply Classification

5210 Craftsmen's Measuring Tools

National Stock Number

5210-01-685-1680

Item Name Code

18274

Assigment Date

12/04/2019 (6 years ago)

An item consisting of two or more of the following components: stem, rivet body, sleeve, expander, bolt, and collar. It is a headed fastening device with the shank designed to be expanded by means of a separate or integral stem or mandrel, or bolt and expander. It is designed to be installed or expanded from one side only. Excludes:nut, blind assembly.

optical flat part name assigned by controlling agency, 0.687 inches minimum and 0.850 inches maximum thickness, 3.0 inches nominal diameter, fused silica material; 1 arc second parallel; 0.03 inch diameter tolerance; 80/50 per mil-o-13830 surface special features

Product Characteristics

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

Diameter: 3.0 inches nominal
Thickness: 0.687 inches minimum and 0.850 inches maximum
Part Name Assigned By Controlling Agency: optical flat
Special Features: fused silica material; 1 arc second parallel; 0.03 inch diameter tolerance; 80/50 per mil-o-13830 surface

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
D-617-3Q2P1	Optical Flat

FAQs

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

What is the FSCG of the NSN 5210-01-685-1680?

The FSCG of the NSN 5210-01-685-1680 is 5210

Does NSN 5210-01-685-1680 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 5210-01-685-1680 contain precious materials?

Item does not contain precious metal.

Does NSN 5210-01-685-1680 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 5210-01-685-1680 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Wed, Dec 4, 2019