NKL21-23C5-8

View detailed technical data, stock status, and sourcing information for: NKL21-23C5-8
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5935 Electrical Connectors

National Stock Number

5935-00-188-3905

Item Name Code

01938

Assigment Date

03/01/1971 (55 years ago)

An enclosure, including two or more electrodes, in which a flow of electrons may occur through a vacuum or a contained gas. The electronic conduction takes place either by means of electrons emitted from a cathode or by ionization of the contained gas. Includes phototubes (photoemissive type only), geiger-mueller tubes, traveling wave tubes, cathode ray tubes and microwave tubes (klystron, magnetron, or the like). Excludes:items whose primary purpose is to produce light energy; photoelectric cell; and semiconductor device (as modified).

angle shape w/cable clamp body style, right-hand thread direction, 1.734 inches nominal overall diameter, 90.0 body angle in deg, 2b thread class

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Body Style: angle shape w/cable clamp
Overall Diameter: 1.734 inches nominal
Body Angle In Deg: 90.0
Cable Entrance Diameter: 0.636 inches nominal
Threaded Device Type: coupling facility
Mating End Quantity: 1
Contact Position Arrangement Style: nk-l21 single mating end
Contact Removability: nonremovable single mating end all contact groupings
Polarization Method: keyway or multiple keyway
Insert Position In Deg: 0.0
Shell Type: solid
Connector Locking Method: internally threaded coupling ring
Connector Cable Strain Relief Method: cable clamp
Distance From Centerline To Cable End: 1.562 inches nominal
Thread Quantity Per Inch: 16
Nominal Thread Size: 1.562 inches
Terminal Location: side single mating end all contact groupings
Contact Material: copper alloy single mating end all contact groupings
Contact Surface Treatment: silver single mating end all contact groupings
Insert Material: plastic phenolic single mating end
Terminal Type: solder well single mating end all contact groupings
Shell Material: aluminum alloy
Shell Surface Treatment: cadmium
Included Contact Quantity: 17 single mating end 2nd contact grouping
Included Contact Quantity: 4 single mating end 1st contact grouping
Included Contact Type: round socket single mating end all contact groupings
Precious Material And Location: contact surfaces silver
Precious Material And Weight: 0.017 silver grains, troy
Precious Material: silver
Thread Series Designator: un

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
57A0145-000	Electrical Plug Connector
NKL21-23C5-8	Electrical Plug Connector

FAQs

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

What is the FSCG of the NSN 5935-00-188-3905?

The FSCG of the NSN 5935-00-188-3905 is 5935

Does the NSN 5935-00-188-3905 have a Schedule B code assigned?

Yes, the Schedule B code is 8536695050

Does NSN 5935-00-188-3905 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 5935-00-188-3905 contain precious materials?

Item contains silver.

Does NSN 5935-00-188-3905 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 5935-00-188-3905 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, Mar 1, 1971