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Connector Adapter

Model / MPN: 904B039612 | NSN: 5935-01-227-0137
ITAR Registered seal

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.

Product Details
NATO Stock Number
5935-01-227-0137
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
2a and 2b
Thread Direction
Right-hand and right-hand
Body Style
Straight shape, internal coupling
Overall Length
1.031 inches
Overall Diameter
0.531 inches
Environmental Protection
Cold resistant and heat resistant and shock resistant and thermal shock resistant and vibration resistant and moisture resistant and salt water resistant
Threaded Device Type
Coupling facility
Mating End Quantity
2
Contact Position Arrangement Style
Tnc 1st mating end
Contact Position Arrangement Style
Sma 2nd mating end
Contact Removability
Nonremovable all mating ends single contact grouping
Shell Type
Solid
Connector Locking Method
Externally threaded shell
Radio Frequency Type Contact Characteristic Impedance In Ohms
50.0 all mating ends single contact grouping
Thready Qty Per Inch (tpi)
28 and 36
Thread Size
0.438 inches and 0.250 inches
Contact Material
Copper alloy all mating ends single contact grouping
Contact Surface Treatment
Gold all mating ends single contact grouping
Contact Surface Treatment Specification
Mil-g-45204, ty ii, grade c, cl 1 military specification single treatment response all mating ends single contact grouping
Shell Material
Stainless steel
Included Contact Quantity
1 1st mating end single contact grouping
Included Contact Quantity
1 2nd mating end single contact grouping
Included Contact Type
Coaxial pin 2nd mating end single contact grouping
Included Contact Type
Coaxial socket 1st mating end single contact grouping
Precious Material And Location
Contact surfaces gold
Precious Material And Weight
0.010 gold grains, troy
Precious Material
Gold
Test Data Document
81349-mil-a-55339 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", "", etc.).
Thread Series Designator
Unef and uns
Specification Data
81349-mil-a-55339/40 government specification
Solicitations
Solicitation Description Qty UOM Close Date
SPE7MC15TD628 Adapter, Connector 38 EA 07/17/2015
SPE7M517TQ415 Adapter, Connector 106 EA 07/28/2017
SPE7M517Q1949 Adapter, Connector 62 EA 09/06/2017
SPE7M518T846U Adapter, Connector 89 EA 08/13/2018
SPE7M519T888D Adapter, Connector 69 EA 10/07/2019

Pricing and Availability

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904B039612 Cross Reference
  • M55339/40-30101
  • MIL-PRF-55339/40
  • 3182-2241-00
  • 2234-000-G001-17
  • OSM21070A
  • 710040-75
  • 3182-2241-00
  • 21070A
  • 2687-001
  • 357-7483-010
  • SM-C-920480
  • 21070A
  • MIL-A-55339/40