100P1391-20-1-B

Overview

The TE Connectivity 100P1391-20-1-B is a circular connector housing designed for aerospace and defense applications. It features a size 20 shell, constructed from aluminum alloy with a chromate conversion coating for corrosion resistance. The unit utilizes a straight cable exit orientation and incorporates a bayonet coupling mechanism for secure attachment. This receptacle component is engineered to accommodate specific contact arrangements within its defined shell size, ensuring reliable performance in demanding operational environments.

Feature Summary

• Bayonet coupling mechanism provides rapid and secure connection engagement
• Aluminum alloy shell with protective chromate conversion coating ensures durability
• Straight cable exit design facilitates organized wiring management

Applications

• Aerospace avionics systems requiring robust interconnect solutions
• Defense equipment exposed to harsh environmental conditions
• Marine electronics installations needing corrosion-resistant housings

Procurement Notes

Verify the specific contact requirements and mating interface compatibility before procurement. Confirm that the shell size and coupling type align with existing system constraints. Ensure the component meets relevant military specifications for intended deployment environments. Cross-reference part numbers with official manufacturer documentation to avoid substitution errors.

Selection Notes

Select this housing based on required shell size and coupling style. Evaluate environmental sealing needs against available gasket options. Consider material compatibility with adjacent components. Verify pinout configurations match the designated contact set. Assess mechanical strain relief requirements for the specific cable assembly.

Part Context

This component belongs to the MIL-DTL-38999 series of circular connectors, widely used in high-reliability sectors. The series offers various shell sizes and coupling methods to suit diverse application needs. TE Connectivity manufactures these units to stringent quality standards, ensuring consistency across production batches. The specific model denotes a standard receptacle configuration within this established product line.

Replacement Considerations

Compatible substitutes include equivalent MIL-DTL-38999 Series I receptacles from other qualified manufacturers. Verify dimensional tolerances and electrical ratings match the original specification. Ensure the replacement maintains the same bayonet coupling interface and shell plating characteristics for direct interchangeability.