4820-01-643-1594

Find complete technical information, availability, and procurement data for: 4820-01-643-1594
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-643-1594

Item Name Code

05493

Assigment Date

03/23/2015 (11 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

160.0 millimeters nominal face to face distance, steel corrosion resisting body material

Product Characteristics

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

Face To Face Distance: 160.0 millimeters nominal
Material: steel corrosion resisting body

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
EX8-M21	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-643-1594?

The FSCG of the NSN 4820-01-643-1594 is 4820

Does the NSN 4820-01-643-1594 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-643-1594 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 4820-01-643-1594 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-643-1594 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 4820-01-643-1594 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Mon, Mar 23, 2015