M38999/1-20B

View detailed technical data, stock status, and sourcing information for: M38999/1-20B
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5935 Electrical Connectors

National Stock Number

5935-01-165-1860

Item Name Code

67169

Assigment Date

10/26/1983 (42 years ago)

An item specifically designed to be placed around that portion of a connector,receptable,electrical or connector,plug,electrical which contains the facilities for attaching wires or cables. It may be designed to provide the nesessary accomodations between an electrical cable clamping device and an electrical connector shell or it may include the clamping device. It may be used for shielding against electrical interference, mechanical injury or physical damage due to environmental conditions.

0.445 inches maximum overall length, 1.345 inches maximum overall diameter, 20 and 21 size designation, right-hand thread direction, 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
Overall Length: 0.445 inches maximum
Overall Diameter: 1.345 inches maximum
Size Designation: 20 and 21
Mounting Facility Type And Quantity: 1 threaded coupling
Thread Quantity Per Inch: 18
Nominal Thread Size: 1.188 inches
Material: aluminum alloy
Surface Treatment: cadmium
Style Designator: straight shape solid type
Test Data Document: "81349-mil-c-85049 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator: unef
Specification/Standard Data: 81349-mil-c-85049/27 government specification

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5935-01-196-9449	No Name Available	06/01/2006

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
M38999/1-20B	Electrical Connector Backshell
M85049/27-20W	Electrical Connector Backshell

FAQs

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

What is the FSCG of the NSN 5935-01-165-1860?

The FSCG of the NSN 5935-01-165-1860 is 5935

Does the NSN 5935-01-165-1860 have a Schedule B code assigned?

Yes, the Schedule B code is 8548900100

Does NSN 5935-01-165-1860 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 5935-01-165-1860 contain precious materials?

Item does not contain precious metal.

Does NSN 5935-01-165-1860 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 5935-01-165-1860 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Oct 26, 1983