Eaton 85100A2461S50 Souriau 851 series - MIL-DTL-26482 SI qualified
Part Number: 85100A2461S50
Quick Summary
Eaton Souriau 851 series MIL-DTL-26482 SI qualified receptacle is a high-reliability connector designed for rugged aerospace and industrial applications. Design engineers often struggle to meet MIL-spec requirements without increasing size, weight, or assembly time. This solution carries MIL-DTL-26482 SI qualification and REACH compliance, providing proven reliability in harsh environments. By choosing this 61-contact cadmium-plated aluminium-shell receptacle, you gain compatibility with straight adaptor backshell and solder-cup contacts while reducing procurement complexity. In practice, it supports efficient assembly in control panels and avionics, delivering measurable reductions in maintenance intervals and downtime.
Product Information
Extended Description
85100A2461S50 Eaton: Square flange receptacle, straight adaptor, cadmium plating, female solder contacts, pos N; 85100A2461S50
Product Name
Eaton Souriau 851 series MIL-DTL-26482 SI qualified
Catalog Number
85100A2461S50
Product Length/Depth
44 mm
Product Height
43.1 mm
Product Width
43.1 mm
Product Weight
64.6 g
Environmental conditions
REACH
Backshell angle
Straight
Backshell type
Adaptor
Connector accessory option
Delivered with connector
Connector orientation
N
Connector type
Receptacle
Contact delivery
Loaded
Contact gender
Socket (Female)
Contact type
Solder Cup
Coupling type
1/3 Bayonet
Layout
61
Plating
Cadmium
Shell material
Aluminium
Shell size
24
Operating temperature - max
125 °C
Operating temperature - min
-40 °C
Receptacle type
Square Flange Receptacle
Number Of Contacts
61
Number of cavity #20
61
Feature: MIL-DTL-26482 SI qualification and cadmium plating → Business Impact: Ensures military-grade reliability and corrosion resistance, minimizing field failures and warranty costs → Application: Aerospace, defense, and rugged industrial equipment. Feature: 61 contacts with solder cup delivery → Business Impact: High-density connectivity enables compact layouts and faster terminations, cutting assembly time in panel builds → Application: Control cabinets, avionics, and rugged electronics. Feature: 1/3 bayonet coupling with straight adaptor backshell → Business Impact: Secure, vibration-resistant mating and rapid field servicing, reducing maintenance cycles → Application: Harsh environments where quick mating is essential. Feature: Aluminium shell with Cadmium plating → Business Impact: Lightweight yet durable enclosure improves overall system weight and longevity, lowering transport and support costs → Application: Aircraft interiors, ground vehicles, and industrial machinery. Feature: Receptacle, square flange design with 61 cavities → Business Impact: Predictable mating interface and scalable channel count support modular design and standardization → Application: Modular control panels and multi-channel systems. Feature: Operating range -40 °C to 125 °C → Business Impact: Broad thermal tolerance minimizes climate-related failures and expands deployment options → Application: High-temperature environments, outdoor assemblies, and aerospace enclosures.
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FAQs
The 85100A2461S50 is a square flange receptacle designed for Souriau 851 series mating interfaces. It features a straight adaptor backshell and a 1/3 bayonet coupling, with solder cup contacts, enabling a secure, reliable connection in compact layouts.
Key specs include 61 contacts with solder cup delivery, cadmium plating on an aluminium shell, a 44 mm depth, 43.1 mm height, and 43.1 mm width. It operates from −40 °C to 125 °C and uses a 1/3 bayonet coupling for fast, vibration-resistant mating.
Yes. It carries MIL-DTL-26482 SI qualification, providing MIL-spec reliability, along with REACH environmental considerations. The aluminium shell and cadmium plating contribute to corrosion resistance and weight efficiency, ideal for aerospace and rugged industrial use.
The primary standard is MIL-DTL-26482 with SI qualification, offering military-grade performance. It also aligns with REACH-related environmental considerations, supporting compliant supply chains in regulated industries.
The solder cup termination simplifies field assembly, while the 1/3 bayonet coupling enables quick mating and unmating. The combination of corrosion resistance and a lightweight aluminium shell reduces wear, downtime, and long-term maintenance costs in demanding environments.