BM-TF

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

Electrical and Electronic Equipment Components

Federal Supply Classification

5935 Electrical Connectors

National Stock Number

5935-01-248-8405

Item Name Code

15091

Assigment Date

01/31/1987 (39 years ago)

An adapter with electrical contacts which provides facilities for joining two or more electrical connectors, whose design or function will not normally warrant their junction. It is not designed for permanent attachment to a cable, cord, coaxial line, or wire. The physical shape of an electrical connector should not be the determining factor of its name. Tee, angle, straight, and y-shaped adapters are all adapter, connector. Excludes:adapter, connector to lampbase; adapter, lampholder to connector; adapter (1), cable clamp to connector; and adapter, lampholder. For items designed as a mechanical connection between an electrical conduit and an electrical connector, see adapter (1), electrical conduit.

straight shape, external/internal coupling body style, 2a thread class, 1.400 inches maximum overall length, right-hand thread direction, 0.560 inches nominal overall diameter

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, external/internal coupling
Overall Length: 1.400 inches maximum
Overall Diameter: 0.560 inches nominal
Threaded Device Type: coupling facility
Mating End Quantity: 2
Contact Position Arrangement Style: bnc 1st mating end
Contact Position Arrangement Style: tnc 2nd mating end
Contact Removability: nonremovable single mating end all contact groupings
Contact Maximum Ac Voltage Rating In Volts: 500.0 single mating end all contact groupings
Contact Maximum Frequency Rating: 12.4 gigahertz single mating end all contact groupings
Shell Type: solid
Connector Locking Method: externally threaded shell and bayonet slot
Radio Frequency Type Contact Characteristic Impedance In Ohms: 50.0 single mating end all contact groupings
Operating Temp Rating: -65.0 celsius minimum and 165.0 celsius maximum
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.438 inches
Contact Material: copper alloy single mating end all contact groupings
Contact Surface Treatment: gold single mating end all contact groupings
Insert Material: plastic polytetrafluoroethylene all mating ends
Contact Surface Treatment Document And Classification: mil-g-45204 mil spec single treatment response single mating end all contact groupings
Shell Material: copper alloy
Included Contact Quantity: 1 single mating end 1st contact grouping
Included Contact Quantity: 1 single mating end 2nd contact grouping
Included Contact Type: coaxial pin single mating end 1st contact grouping
Included Contact Type: coaxial socket single mating end 2nd contact grouping
Precious Material And Location: contact surfaces gold
Precious Material And Weight: 0.010 gold grains, troy
Precious Material: gold
Thread Series Designator: unef

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
BM-TF	Connector Adapter
RTF-1230	Connector Adapter

FAQs

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

What is the FSCG of the NSN 5935-01-248-8405?

The FSCG of the NSN 5935-01-248-8405 is 5935

Does the NSN 5935-01-248-8405 have a Schedule B code assigned?

Yes, the Schedule B code is 8548900100

Does NSN 5935-01-248-8405 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 5935-01-248-8405 contain precious materials?

Item contains gold.

Does NSN 5935-01-248-8405 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 5935-01-248-8405 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Jan 31, 1987