MECD368687-15

View detailed technical data, stock status, and sourcing information for: MECD368687-15
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-687-6391

Item Name Code

14218

Assigment Date

01/01/1963 (63 years ago)

0.194 inches minimum and 0.202 inches maximum hole diameter, 45.0 rockwell c minimum and 53.0 rockwell c maximum hardness rating, steel overall material, 0.068 inches minimum and 0.074 inches maximum material thickness, 0.434 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: 0.194 inches minimum and 0.202 inches maximum
Outside Diameter: 0.434 inches maximum
Material Thickness: 0.068 inches minimum and 0.074 inches maximum
Hardness Rating: 45.0 rockwell c minimum and 53.0 rockwell c maximum
Material: steel overall
Material Document And Classification: -fed std 66 fed std single material response overall
Surface Treatment: cadmium or zinc overall
Surface Treatment Document And Classification: -qq-p-416 ty 2 fed spec 1st treatment response or -qq-z-325 fed spec 2nd treatment response overall
Style Designator: split helical-right hand

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
MECD368687-15	Lock Washer
MS35340-24	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-687-6391?

The FSCG of the NSN 5310-00-687-6391 is 5310

Does the NSN 5310-00-687-6391 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-687-6391 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 5310-00-687-6391 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-687-6391 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 5310-00-687-6391 was assigned to the Federal Catalog?

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