Ulti-Mate Connector

Ulti-Mate Connector, Inc. has been producing world-class Micro-miniature connectors and interconnect solutions since 1977. Their expertise in the design and production of customized solutions to the most demanding customer requirements has made Ulti-Mate a valued supplier to the OEM Marketplace.

Ulti-Mate specializes in serving the unique interconnect needs of military, space, aviation, medical, and geophysical exploration marketplaces. Innovation and quality has placed Ulti-Mate connectors in many of our country’s most advanced missile systems, manned space and satellite vehicles, and guidance and navigation systems. Ulti-Mate has a long history of meeting the rigorous specifications of invasive and noninvasive medical imaging, patient monitoring and measured drug delivery markets.

Micro-D Combo Series

Below are some of our most commonly used Micro-D Combo configurations. Consult factory to define a Combo that might work for your application.

Micro-D Combo Series
Contact Resistance 8 mO Maximum @ 2.5 A
Current Rating 3.0 A Maximum
Current Rating (16 ga. Power) 10 A
Dielectric Withstanding Voltage 900 VAC at sea level, 300 VAC @ 70,000 ft. Solder cups and shielded cable same as MIL-DTL-83513; 600 VAC at sea level 150VAC @ 70,000 ft.
Impedance Data (Coax) 37 O 5%
Insulation Resistance 5,000 MO Minimum

Contact Engaging and Separating Forces

6 oz. max per MIL-DTL-83513 (contact average is 3 oz.); Separation force is 5.0 oz. minimum.

Contact Mating and Unmating Forces per MIL-DTL-83513

Mate = 10 oz. X number of contacts maximum. Unmate = 10.5 oz. X number of contacts minimum.

Shock and Vibration

Vibration No damage or interruption detected (one microsecond sensitivity) when subjected to Method 2005, Test Condition IV of MIL-STD-1344.
Shock No damage or interruption detected (one microsecond sensitivity) when subjected to Test Condition E. Method 2004 of MIL-STD-1344.
Durability No mechanical defects after 500 matings; Test criteria are mating force, contact resistance, contact engagement, and separation forces.
Salt Spray No exposure of base metal due to corrosion; no loss of performance as in durability above.
Description Mil Spec UMI A Max. B Max.
Jackscrew Lo Allen M83513/05-02 83041xxxx .361 (9.17) .103 (2.62)
Jackscrew Hi Allen M83513/05-03 83041xxxx .868 (22.05) .610 (15.49)
Jackscrew Lo Slot M83513/05-05 83041xxxx .361 (9.17) .103 (2.62)
Jackscrew Hi Slot M83513/05-06 83041xxxx .868 (22.05) .610 (15.49)
Jackpost M83513/05-07 83041xxxx .500 (12.70) .190 (4.83)
Jackscrew Lo Allen M83513/05-12 83041xxxx .390 (9.91) .103 (2.62)
Jackscrew Hi Allen M83513/05-13 83041xxxx .902 (22.91) .610 (15.49)
Jackscrew Lo Slot M83513/05-15 83041xxxx .390 (9.91) .103 (2.62)
Jackscrew Hi Slot M83513/05-16 83041xxxx .902 (22.91) .610 (15.49)
Jackpost M83513/05-17 83041xxxx .500 (12.70) .185 (4.70)

Description Thread Used on Sizes 3D Models
Jackscrew Lo Allen 2-56 UNC-2A   M83513/05-02.STP
Jackscrew Hi Allen 2-56 UNC-2A 9 M83513/05-03.STP
Jackscrew Lo Slot 2-56 UNC-2A through M83513/05-05.STP
Jackscrew Hi Slot 2-56 UNC-2A 51 M83513/05-06.STP
Jackpost 2-56 UNC-2B   M83513/05-07.STP
Jackscrew Lo Allen 4-40 UNC-2A   M83513/05-12.STP
Jackscrew Hi Allen 4-40 UNC-2A   M83513/05-13.STP
Jackscrew Lo Slot 4-40 UNC-2A 100 M83513/05-15.STP
Jackscrew Hi Slot 4-40 UNC-2A   M83513/05-16.STP
Jackpost 4-40 UNC-2B   M83513/05-17.STP

Hardware Diagram

Materials and Finishes

Pin Contacts Beryllium Copper (C17200) per ASTM B194.
Socket Contacts Copper alloy (C21000) per ASTM B36 or leaded commercial bronze (C314000) per ASTM B140.
Contact Plating Gold plated per MIL-DTL-45204D. 50 microinches min. is the standard thickness.
Metal Shells Aluminum alloy per SAE-AMS-QQ-A-200/8, type 6061-T6. Finish is cadmium per SAE-AMS-QQ-P-416, TYPE II, CLASS 3, with suitable underplate with yellow chromate, this plating is not RoHS compliant. Or Finish Electroless Nickel plate per SAE AMS2404, class 3 or 4, .0005 minimum thickness.
Insulator Material Preferred material is Polyphenylene sulfide (PPS) per MIL-M-24519 or ASTM D5927 GST 40F. Color Black.
LCP Liquid Crystal Polymer-Vectra 130 (optional).
Interfacial Seals Fluorosilicone elastomer per MIL-R-25988. Standard on M Series socket face.
Hardware Stainless Steel, passivated.

Combo Wired

Combo Circuit