Eaton 85100E2236SY50 Receptacle - MIL-DTL-26482 SI Qualified
Part Number: 85100E2236SY50
Quick Summary
The Eaton Souriau 85100E2236SY50 is a MIL-DTL-26482 SI qualified square flange receptacle designed for rugged military and aerospace connections. Engineers often wrestle with maintaining signal integrity and power delivery in vibration, temperature swings, and tight enclosures. With MIL-DTL-26482 SI qualification and REACH compliance, this connector supports harsh environments while ensuring long-term reliability. Its 36 solder-cup contacts in an aluminum shell with a backnut offer straightforward installation, while the Y orientation and 1/3 bayonet coupling speed mating. Designed for aerospace, defense, and heavy-industrial harnesses, it aligns with standard performance expectations and maintains traceability. Mass and size compatibility support compact harness layouts without compromising performance.
Product Information
Extended Description
85100E2236SY50 Eaton: Square flange receptacle, with backnut, cadmium plating, female solder contacts, pos Y; 85100E2236SY50
Product Name
Eaton Souriau 851 series MIL-DTL-26482 SI qualified
Catalog Number
85100E2236SY50
Product Length/Depth
34.5 mm
Product Height
40 mm
Product Width
40 mm
Product Weight
56 g
Environmental conditions
REACH
Backshell angle
Straight
Backshell type
Backnut
Connector accessory option
Delivered with connector
Connector orientation
Y
Connector type
Receptacle
Contact delivery
Loaded
Contact gender
Socket (Female)
Contact type
Solder Cup
Coupling type
1/3 Bayonet
Layout
36
Plating
Cadmium
Shell material
Aluminium
Shell size
22
Operating temperature - max
125 °C
Operating temperature - min
-40 °C
Receptacle type
Square Flange Receptacle
Number Of Contacts
36
Number of cavity #20
36
Feature → Business Impact → Application: MIL-DTL-26482 SI qualified design delivers proven reliability in mission-critical equipment, reducing field failures and maintenance costs; applications include aerospace and defense wiring harnesses where vibration and temperature extremes are routine. Feature → 36 contacts in a compact 34.5 mm x 40 mm x 40 mm footprint with 56 g weight; business impact is higher channel density without increasing panel space, enabling more capable control panels and rugged equipment housings. Feature → Cadmium plating on an aluminum shell provides corrosion resistance and thermal efficiency; business impact is extended service life in outdoor or harsh industrial environments. Feature → Backnut backshell option plus Y orientation and 1/3 Bayonet coupling; business impact is faster, tool-light mating and secure engagement even in tight installations; applications include field repair and backplane assembly. Feature → Solder Cup contact type simplifies field terminations and rework; business impact is reduced assembly time and improved reliability in soldered connections for control modules. Feature → Delivered with connector and 36 cavities; business impact is plug-and-play readiness reducing integration risk and accelerating time-to-mission.
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FAQs
The 85100E2236SY50 is a MIL-DTL-26482 SI qualified square flange receptacle designed for 36 solder cup contacts in a straight backshell. It mates with Souriau/Eaton 851 series counterparts specified for MIL-DTL-26482 and uses a 1/3 Bayonet coupling with a Y orientation for proper alignment. Ensure panel cutouts match the shell size 22 and use the included backnut for secure mounting.
This receptacle operates from -40 °C to 125 °C, suitable for wide environmental conditions. It uses cadmium plating on an aluminum shell, and it is REACH compliant, supporting environmental and chemical restrictions relevant to aerospace and defense applications.
Yes. With MIL-DTL-26482 SI qualification, a square flange receptacle configuration, 36 contacts, and a backnut backshell, the 85100E2236SY50 is engineered for aerospace and military harnesses that require reliable performance under vibration, tight tolerances, and harsh conditions.
The primary certification is MIL-DTL-26482 SI qualification. The product is REACH compliant, and it uses cadmium plating and an aluminum shell to meet environmental and durability expectations common in defense and aerospace equipment. Always verify any additional supplier certifications for your specific program.
The backnut backshell, straight orientation, and 1/3 Bayonet coupling enable quick, secure mating and simplified field installation. The solder cup contacts simplify terminations and servicing, reducing maintenance downtime and enabling faster repair or replacement in critical systems.