81663A

View detailed technical data, stock status, and sourcing information for: 81663A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-286-6247

Item Name Code

13432

Assigment Date

10/05/1988 (37 years ago)

An item specifically designed to fit over the opening(s) of various items to provide mechanical protection and/or to prevent the entrance of foreign matter during painting, shipping, storage, or the like. It is not designed to retain fluids under pressure during equipment operation. Excludes:cover, electrical connector; hood, sealing, bottle; and stopper, bottle. For items designed to fit into or over the opening(s) of various items, see cap-plug, protective, dust and moisture seal.

7.015 inches nominal overall diameter, friction design type, 3.468 inches nominal tube outside diameter for which designed, 1.240 inches minimum and 1.260 inches maximum inside diameter length, smooth round cap outside surface condition

Product Characteristics

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

Tube Outside Diameter For Which Designed: 3.468 inches nominal
Overall Diameter: 7.015 inches nominal
Design Type: friction
Inside Diameter Length: 1.240 inches minimum and 1.260 inches maximum
Round Cap Outside Surface Condition: smooth
Special Features: 3 mounting holes on tabs on 7.937 in. bolt circle
Material: plastic phenolic

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
81663A	Dust and Moisture Protective Cap

FAQs

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

What is the FSCG of the NSN 5340-01-286-6247?

The FSCG of the NSN 5340-01-286-6247 is 5340

Does the NSN 5340-01-286-6247 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5340-01-286-6247 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 5340-01-286-6247 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-286-6247 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-01-286-6247 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Wed, Oct 5, 1988