M28748/4-K2LF1A

View detailed technical data, stock status, and sourcing information for: M28748/4-K2LF1A
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5935 Electrical Connectors

National Stock Number

5935-01-191-4002

Item Name Code

01938

Assigment Date

10/07/1984 (41 years ago)

An electrical fitting with electrical contacts constructed to be affixed to the end of a cable, conduit, coaxial line, cord, wire (includes printed/etched), printed wiring board, or the like for convenience in joining with another electrical connector or printed wiring board. It is designed to be mounted on a bulkhead, chassis, panel, wall, printed wiring board, or the like. Excludes:lampholder; jack,telephone; jack,tip; insert electrical connector; insert module,electrical connector; connector body (as modified) and socket,plug-in electronic components. See also wiring harness (as modified) and cable assembly (as modified). For items with termination wires of more than four inches in length, see lead assembly,electrical. For items without inserts, see shell,electrical connector.

rectangular shape body style, 2a and 2b thread class, 1.176 inches nominal overall height, right-hand thread direction, 1.797 inches nominal overall width

Product Characteristics

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

Thread Class: 2a and 2b
Thread Direction: right-hand
Body Style: rectangular shape
Overall Height: 1.176 inches nominal
Overall Width: 1.797 inches nominal
Environmental Protection: humidity resistant and shock resistant and thermal shock resistant and vibration resistant
Threaded Device Type: coupling facility and mounting stud
Mating End Quantity: 1
Contact Position Arrangement Style: 75 single mating end
Contact Removability: removable single mating end single contact grouping
Contact Maximum Current Rating In Amps: 7.5 single mating end single contact grouping
Polarization Method: jackscrew and shell
Shell Type: solid
Connector Locking Method: jackscrew-socket
Thread Quantity Per Inch: 32 and 40
Nominal Thread Size: 0.138 inches and 0.112 inches
Terminal Location: back single mating end single contact grouping
Contact Surface Treatment: gold single mating end single contact grouping
Insert Material: plastic diallyl phthalate single mating end
Contact Surface Treatment Document And Classification: mil-g-45204 ty 1,grade c mil spec single treatment response single mating end single contact grouping
Terminal Type: crimp single mating end single contact grouping
Shell Material: aluminum alloy
Shell Surface Treatment: anodize
Shell Surface Treatment Document And Classification: mil-a-8625 ty i or ty ii mil spec single treatment response
Shell Material Document And Classification: qq-a-250 fed spec single material response
Insert Material Document And Classification: mil-m-14 ty sdg-f mil spec single material response single mating end
Shell Guide Type And Location Designator: c pin
Included Contact Quantity: 75 single mating end single contact grouping
Included Contact Type: round socket single mating end single contact grouping
Special Features: jackscrew type-male and location-left handandjackscrew type-female and location-right hand
Precious Material And Location: contact surfaces gold
Precious Material And Weight: 0.075 gold grains, troy
Precious Material: gold
Test Data Document: "81349-mil-c-28748 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: unc
Specification/Standard Data: 81349-mil-c-28748/4 government specification

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
M28748/4-K2LF1A	Electrical Plug Connector

FAQs

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

What is the FSCG of the NSN 5935-01-191-4002?

The FSCG of the NSN 5935-01-191-4002 is 5935

Does the NSN 5935-01-191-4002 have a Schedule B code assigned?

Yes, the Schedule B code is 8536695050

Does NSN 5935-01-191-4002 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 5935-01-191-4002 contain precious materials?

Item contains gold.

Does NSN 5935-01-191-4002 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 5935-01-191-4002 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sun, Oct 7, 1984