Cylindrical Connectors
UEC offers a wide range of circular connectors for the military and commercial aerospace interconnect markets. We stock Mil Spec and Commercial Connectors offering professionalism, striving to deliver outstanding service, superior quality and the finest product available.
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MS3400 Thru MS3406 Front Release Connectors and MS3450 Thru MS3456 Rear Release Connectors meet the latest performance requirements of MIL-DTL-5015. |
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This series provides an alternative to the older MIL-DTL-5015 solder type. It bridges the gap between an old connector standard and the environmental and high performance needs of current technologies.
- Medium to heavy weight cylindrical
- MS345( ) series intermateable with existing MIL-C-5015
solder or crimp versions on existing equipment
- Captive coupling nut mechanism, utilizes retaining rings in
combination with “L” washers to prevent inadvertent disassembly
- Multiple interlock systems ensure permanent insert retention
- Positive control of dielectric separation with guaranteed
ease of contact insertion
- Positive contact retention provided by a closely toleranced
damage-proof metal retention clip
- Completely sealed against environmental extremes with:
individual contact seals (conical risers on pin interface)
interfacial seals between contacts
peripheral gasket shell-to-shell seals redundant rear wire seals and insert-to-shell seals

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MIL-DTL-26482 Series 1, 2 & 3 Connector prefixes include: MS3110, MS3111, MS3112, MS3114, MS3116, MS3120, MS3121, MS3122, MS3124, MS3126, MS3470, MS3471, MS3474, MS3476, MS3475,
*This product is Provided by a Qualified Source |
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MIL-DTL-26482 Series 2, bayonet coupling, rear-removable crimp contact connectors were designed as an upgrade to MIL-DTL-26482 Series 1. Series 2 connectors are intermountable and interchangeable with both solder and
front-release crimp Series 1.
- Closed-Entry Socket Insert – Hard dielectric socket face
has lead-in chamfers for positive alignment of pins (even
partially bent within pre-established limits) with sockets.
- Interfacial Pin Insert Seal – Raised moisture barriers
around each pin, which mate into lead-in chamfers of hard
face socket insert, provide individual contact sealing.
Interfacial seal is never touched by service tools.
- Elastomer Wire Sealing Grommet – Sealing over a wide
range of wire diameters is assured by a triple wire seal in
each cavity at the rear of the connector.
- Superior Contact Stability – Rear release crimp contact
system features a stamped beryllium-copper retaining clip
captivated by molded-in shoulders of each contact cavity in
the insulator. A rear-inserted M81969 plastic tool expands
the tines beyond the shoulder, releasing the contact.
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MIL-DTL-38999 Series 1, 2, 3 Connectors meet the latest performance requirements of MIL-DTL-38999
*This product is Provided by a Qualified Source |
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MIL-DTL-38999 Series I is a bayonet coupling subminiature configuration with high contact density, ideal for smaller wire gauge, general-purpose applications. These environment-resisting connectors are 100% scoop-proof. Pins are recessed in elongated shells to prevent the possibility of bending contacts when plugs are scooped into the mating receptacles.
MIL-DTL-38999 Series II connectors feature a bayonet coupling mechanism with lower profile design and rear-removable crimp contact retention system. These connectors were designed for military and commercial applications where the prime requirements are lower profile and lighter weight.
MIL-DTL-38999 Series III connectors are the newest cylindrical connectors designed for highest performance capabilities used in both general purpose and severe environment applications. D38999 connectors feature an improved "one turn" coupling system, utilizing a self-locking acme thread. Acme threads provide coupling durability, while thicker wall sections and great coupling surface area improve strength and shock resistance.
- MIL-DTL-38999 connectors are available in a wide range of shell materials and finishes. Aluminum shells are offered in electroless nickel, olive drab cadmium and bright cadmium.

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