E-243

View detailed technical data, stock status, and sourcing information for: E-243
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-252-6162

Item Name Code

22113

Assigment Date

04/05/1987 (39 years ago)

An enclosure which includes, mounts, and protects one or more electrical switches. It is designed to have a cover which completely encloses the switch(es) and its (their) actuator(s). The cover may or may not be included. May also include mounting hardware, lock(s), conduit fittings, and terminal board(s) used specifically for terminating the switch(es). For boxes containing combinations of different electrical devices, such as switches, jacks, fuseholders, connectors, circuit breakers, terminal boards, and the like, see distribution box. For boxes designed to mount but which do not include switches, see junction box. Excludes:control (2) (as modified); panel, power distribution; switch, box; and switch assembly.

flat seating surface shape, 0.750 inches nominal body inside diameter, 1.000 inches nominal flange diameter, 0.500 inches nominal under flange height, 0.125 inches nominal flange seat to disk end height

Product Characteristics

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

Flange Diameter: 1.000 inches nominal
Body Inside Diameter: 0.750 inches nominal
Flange Seat To Disk End Height: 0.125 inches nominal
Under Flange Height: 0.500 inches nominal
Seating Surface Shape: flat
Material: copper alloy overall
Style Designator: threaded flanged

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
E-243	Valve Seat
E-243 PC8	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-252-6162?

The FSCG of the NSN 4820-01-252-6162 is 4820

Does the NSN 4820-01-252-6162 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-252-6162 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 4820-01-252-6162 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-252-6162 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 4820-01-252-6162 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sun, Apr 5, 1987