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High Density (0.075" / 1.91mm) Rectangular Connector - M55302

R-Series interconnects are a field-proven technology that have stood the test of time, performing consistently in mission-critical applications.  The R-Series offers the largest array of termination, configuration, mounting & hardware options available on the market today.  With a rugged & reliable contact design, R-Series connectors can be trusted to perform every time, especially in extreme environments.

R Series Features:

  • 0.075" (1.905mm) contact spacing
  • 2, 3, 4 & 6 row options
  • 10-604 contacts
  • Field-proven, flight-heritage technology used in Space Shuttles & Mars Rovers
  • Straight, right-angle, card-edge, I/O & connector saver models
  • 4 reliable points-of-contact
  • MIL-DTL-55302 qualification
  • Assembled in the USA

R Series connectors feature lead times starting at 2-3 weeks.

Multi Application Connectors

R-Series connectors offer a diverse range of high-density, high-reliability connector options for use in tough, mission-critical designs. Ideal for avionics, space exploration, GPS, deep-sea exploration applications and more. Available in I/O, connector saver, SMT, straight and right-angle board-mount models.


AirBorn's R Series meets the military specification M55302. AirBorn is QPL for /190, 191, 192 and 193. The R Series has been used in a variety of military and aerospace applications where rugged, on-demand performance is required.

Military parts cross reference »
MIL-DTL-55302 Specificartion Details (Defense Logistics Agency)»

About R-Series
R-Series' Card-Edge SMT connectors allow for tighter spacing of board-level components; ultimately saving space and cost.
A rugged & reliable 4-points-of-contact that stand up to harsh environments including extreme vibration.
R-series interconnects are a proven flight-heritage technology. They are key components within the Space Shuttle and Mars Rover programs.