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Microelectronics & Components

Hyperboloid Socket Contacts

Hunan Kaida Space Connectors

• Contact TechnologyHyperboloid (springtac)
• MaterialCopper alloy CuZn40 C28000 or per specification
• Surface TreatmentGold plating 0.2-1.27 um, silver plating, or per specification

Copper-alloy hyperboloid (springtac) socket contacts with gold or silver plating for military circular connectors.

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Microelectronics & Components

Twist Pin Contacts

Hunan Kaida Space Connectors

• No. 1 Outer Diameter D0.72 mm
• No. 1 Inner Diameter d0.42 mm
• No. 1 Length L01.3 mm

Military-grade twist pin contacts for circular connectors in three standard dimensions, approx. 10-15 day lead time.

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Microelectronics & Components

J36 Series Rectangle Electrical Connector

Hunan Kaida Space Connectors

• StandardQ/HD20038-2007 (Chinese military)
• TypeA (standard), E (low magnetism)
• Contact Count9, 15, 26, 38, 52, 62, 74

Chinese military standard Q/HD20038-2007 rectangular connector with low-magnetism variant.

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Microelectronics & Components

J30J Series Micro-D Rectangle Electrical Connector

Hunan Kaida Space Connectors

• StandardMIL-C-83513 / J30J
• Contact Counts9, 15, 21, 25, 31, 37, 51, 66, 74, 100
• Connector TypeTJ (plug with pin), ZK (receptacle with socket)

MIL-C-83513 compatible micro-D rectangular connector mateable with US MDM series, in 9 to 100 contact configurations.

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Microelectronics & Components

J14 Series Rectangle Electrical Connector

Hunan Kaida Space Connectors

• StandardQ/HD20037-2007 (Chinese military)
• Shell MaterialHigh-strength composite
• Contact TypeJ (pin), K (socket)

High-strength composite shell rectangular connector conforming to Chinese military standard Q/HD20037-2007.

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Microelectronics & Components

J7B Series Rectangle Electrical Connector

Hunan Kaida Space Connectors

• StandardGJB176A-97 (Chinese military)
• Temperature Range min-50 deg C
• Number of Contacts9, 17, 26, 38, 50, 62, 72

Chinese military standard GJB176A-97 rectangular connector, backward-compatible with J7A series.

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Microelectronics & Components

XC Series Circular Connector (Springtac Socket)

Hunan Kaida Space Connectors

• StandardGJB2889 (Chinese military)
• Shell Sizes14, 18, 22, 24, 27, 30, 33, 36, 39
• Connector TypesT (plug with crimp), F (square flange receptacle), Y (circular receptacle), S (jam nut hermetic), S1/S2 (square flange hermetic)

Chinese military standard GJB2889 circular connector with springtac hyperboloid socket contacts and bayonet coupling.

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Microelectronics & Components

Y4 Series Circular Connector

Hunan Kaida Space Connectors

• StandardQ/Ag1.004-2000 (Chinese military)
• Number of Contacts2, 3, 4, 5, 7
• Connector TypeT (plug), Z (receptacle)

Thread-coupled Chinese military standard Y4 circular connector with hermetic receptacle option, conforming to Q/Ag1.004-2000.

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Microelectronics & Components

Y2 Series Circular Connector

Hunan Kaida Space Connectors

• StandardQ/321283LSC02-2007 (Chinese military)
• Number of Contacts2, 3, 4, 5, 7, 10, 14, 19, 24, 32, 36, 37, 50, 65, 81, 120
• Connector TypeT (plug), Z (receptacle)

Chinese military standard Y2 circular connector with bayonet coupling conforming to Q/321283LSC02-2007, up to 120 contacts.

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Microelectronics & Components

MIL-DTL-38999 Series IV Circular Connector

Hunan Kaida Space Connectors

• StandardMIL-DTL-38999 Series IV
• Connector Types40 (wall mount sq. receptacle), 41 (hermetic), 42 (box mount), 43-44 (jam nut options), 45/48 (hermetic variants), 46 (shielding plug), 49 (in-line receptacle)
• Shell Sizes11/B, 13/C, 15/D, 17/E, 19/F, 21/G, 23/H, 25/J

Breech-lock quick-disconnect MIL-DTL-38999 Series IV connector with hermetic options.

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Microelectronics & Components

MIL-DTL-38999 Series III Circular Connector

Hunan Kaida Space Connectors

• StandardMIL-DTL-38999 Series III
• Connector Types20 (square flange receptacle), 24 (jam nut receptacle), 26 (shielding plug)
• Shell Sizes09/A, 11/B, 13/C, 15/D, 17/E, 19/F, 21/G, 23/H, 25/J

Triple-start thread coupling MIL-DTL-38999 Series III connector with anti-decoupling mechanism.

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Microelectronics & Components

MIL-DTL-38999 Series II Circular Connector

Hunan Kaida Space Connectors

• StandardMIL-DTL-38999 Series II
• Connector Types27473 (plug), 27472 (wall-mount sq. receptacle front), 27497 (wall-mount sq. receptacle rear), 27513 (box sq. receptacle front), 27508 (box sq. receptacle rear), 27474 (jam nut receptacle), 27484 (shielded plug)
• Shell Sizes08, 10, 12, 14, 16, 18, 20, 22, 24

Bayonet-coupled MIL-DTL-38999 Series II with shielded plug option and removable crimp contacts.

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Microelectronics & Components

MIL-DTL-38999 Series I Circular Connector

Hunan Kaida Space Connectors

• StandardMIL-DTL-38999 Series I
• Part Number ExampleMS 27466 E 19 B 35 P N
• Connector Types27467 (straight plug), 27466 (wall-mount sq. receptacle front), 27656 (wall-mount sq. receptacle rear), 27496 (box sq. receptacle front), 27505 (box sq. receptacle rear), 27468 (jam nut receptacle)

Bayonet-coupled MIL-DTL-38999 Series I connector with solder and removable crimp contacts.

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Microelectronics & Components

MIL-C-26482 Series II Circular Connector

Hunan Kaida Space Connectors

• StandardMIL-C-26482 Series II
• Part Number ExampleMS 3474 W 18-6 P N
• Shell Types3470 (narrow flange receptacle), 3471 (cable connecting), 3472 (wide flange), 3474 (jam nut), 3475 (RFI shielding plug), 3476 (straight plug)

Upgraded bayonet-coupled MIL-C-26482 Series II circular connector with PCB contact options.

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Microelectronics & Components

MIL-C-26482 Series I Circular Connector

Hunan Kaida Space Connectors

• StandardMIL-C-26482 Series I
• Part Number ExampleMS 3110 E 18-32 P N L
• Shell Types3110 (wall mount), 3111 (cable), 3112 (box mount), 3114 (jam nut), 3116 (plug), 3117 (bulkhead)

Bayonet-coupled military circular connector with solder contacts conforming to MIL-C-26482 Series I.

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Microelectronics & Components

MIL-C-5015 Series Circular Connector

Hunan Kaida Space Connectors

• StandardMIL-C-5015
• Part Number ExampleMS 3106 A 18 10 P Y
• Shell Types3100 (wall mount receptacle), 3101 (in-line receptacle), 3102 (box mount receptacle), 3106 (straight plug), 3108 (elbow plug)

Military standard circular connectors in 5 service classes and 14 shell sizes, conforming to MIL-C-5015.

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Microelectronics & Components

MIL-DTL-38999 Series III Military Standard Connector

Hunan Kaida Space Connectors

• StandardMIL-DTL-38999 Series III
• Coupling typeTriple-start threaded

Triple-start threaded circular connector conforming to MIL-DTL-38999 Series III military standard — widely used in aerospace and defense…

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Microelectronics & Components

Y27 Series Circular Electrical Connector

Hunan Kaida Space Connectors

• StandardGJB2905-2004 (Chinese military standard)
• TypeCircular electrical connector

Circular electrical connector conforming to Chinese military connector standard GJB2905-2004 — for aerospace and defense interconnect applications.

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