A3866D550

View detailed technical data, stock status, and sourcing information for: A3866D550
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-734-6898

Item Name Code

29785

Assigment Date

01/01/1961 (65 years ago)

4.750 inches nominal bolt circle diameter, 3.000 inches nominal inside diameter, circular recess cross-sectional shape style, 0.410 inches nominal hole diameter, 0.190 inches nominal flange thickness

Product Characteristics

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

Cross-Sectional Shape Style: circular recess
Inside Diameter: 3.000 inches nominal
Hole Diameter: 0.410 inches nominal
Bolt Circle Diameter: 4.750 inches nominal
Flange Thickness: 0.190 inches nominal
Outside Diameter: 5.690 inches nominal
Peripheral Shape Style: round, multi holes
Bolt Circle Hole Quantity: 8
Inside Corner Radius: 0.120 inches nominal
Securing Device Type: threaded fastener
Mounting Opening Shape Style: unthreaded hole
Features Provided: sealing capability

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
98644R11	Access Cover
A3866D550	Access Cover
KC5339	Access Cover

FAQs

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

What is the FSCG of the NSN 5340-00-734-6898?

The FSCG of the NSN 5340-00-734-6898 is 5340

Does NSN 5340-00-734-6898 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 5340-00-734-6898 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-734-6898 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 5340-00-734-6898 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961