M28731/4-0074

View detailed technical data, stock status, and sourcing information for: M28731/4-0074
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5935 Electrical Connectors

National Stock Number

5935-01-311-6756

Item Name Code

15093

Assigment Date

12/02/1989 (36 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.

right-hand thread direction, 4.052 inches minimum and 4.072 inches maximum overall length, 2a thread class, 1.630 inches minimum and 1.650 inches maximum overall height, straight shape, rectangular body style

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
Thread Direction: right-hand
Body Style: straight shape, rectangular
Overall Length: 4.052 inches minimum and 4.072 inches maximum
Overall Height: 1.630 inches minimum and 1.650 inches maximum
Overall Width: 3.526 inches minimum and 3.546 inches maximum
Environmental Protection: corrosion resistant and thermal shock resistant and vibration resistant
Unthreaded Mounting Hole Diameter: 0.115 inches minimum and 0.135 inches maximum
Center To Center Distance Between Mounting Facilities Parallel To Height: 0.990 inches minimum and 1.010 inches maximum
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width: 3.090 inches minimum and 3.110 inches maximum
Threaded Device Type: coupling facility
Mating End Quantity: 1
Contact Position Arrangement Style: 100 single mating end
Contact Removability: removable single mating end single contact grouping
Polarization Method: guide pin/socket
Connector Locking Method: screw lock with hinge mating
Nominal Thread Length: 0.300 inches
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.190 inches
Terminal Location: back single mating end single contact grouping
Contact Material: copper alloy single mating end single contact grouping
Contact Surface Treatment: gold and nickel single mating end single contact grouping
Insert Material: plastic diallyl phthalate glass filled or plastic polyester glass filled single mating end
Contact Surface Treatment Document And Classification: mil-g-45204,ty 2,grade c,class 1 mil spec 1st treatment response and qq-n-290,cl 2 fed spec 2nd treatment response single mating end single contact grouping
Terminal Type: crimp single mating end single contact grouping
Contact Material Document And Classification: qq-b-750 fed spec single material response single mating end single contact grouping
Guide Design And Location: key shape socket left-hand and key shape socket right-hand at 1 oclock
Insert Material Document And Classification: mil-m-14,ty sdg-f or ty gdi-30f mil spec 1st material response or mil-m-24519 mil spec 2nd material response single mating end
Included Contact Quantity: 100 single mating end single contact grouping
Included Contact Type: round socket single mating end single contact grouping
Precious Material And Location: contact surfaces gold
Precious Material And Weight: 0.100 gold grains, troy
Precious Material: gold
Test Data Document: "81349-mil-c-28731 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-dtl-28731/4 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
M28731/4-0074	Electrical Receptacle Connector

FAQs

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

What is the FSCG of the NSN 5935-01-311-6756?

The FSCG of the NSN 5935-01-311-6756 is 5935

Does the NSN 5935-01-311-6756 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907080

Does NSN 5935-01-311-6756 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 5935-01-311-6756 contain precious materials?

Item contains gold.

Does NSN 5935-01-311-6756 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 5935-01-311-6756 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Dec 2, 1989