8643-1-999

View detailed technical data, stock status, and sourcing information for: 8643-1-999
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-712-7218

Item Name Code

60396

Assigment Date

01/01/1963 (63 years ago)

2.875 inches nominal bolt circle diameter, 0.065 inches nominal center hole diameter, 0.250 inches nominal hole diameter, 0.036 inches nominal material thickness, 3.250 inches nominal 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: 0.250 inches nominal
Outside Diameter: 3.250 inches nominal
Bolt Circle Diameter: 2.875 inches nominal
Material Thickness: 0.036 inches nominal
Center Hole Diameter: 0.065 inches nominal
Bolt Hole Quantity: 6
Material: rubber and copper alloy
Style Designator: flat

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
8643-1-999	Flat Valve Diaphragm

FAQs

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

What is the FSCG of the NSN 4820-00-712-7218?

The FSCG of the NSN 4820-00-712-7218 is 4820

Does the NSN 4820-00-712-7218 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-712-7218 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 4820-00-712-7218 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-712-7218 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 4820-00-712-7218 was assigned to the Federal Catalog?

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