Mil-Spec Qualified Circular Connectors
Cinch's MIL-SPEC qualified circular connectors are engineered for the rigorous demands of aerospace, defense, and harsh environment applications. QPL-listed across multiple military specifications, the family spans a broad range of coupling styles, termination options, and form factors.
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| Product | Drawing | 3D Model | Coupling Style | Contact Termination | Series Type |
|---|---|---|---|---|---|
|
Dual-start Thread | Crimp, PC Tail, Solder Cup | MD801 Series | ||
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Bayonet, Threaded | Crimp | C48 Series | ||
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Bayonet | PC Tail, Solder Cup | PW Series | ||
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Dual-start Thread | PC Tail, Solder Cup | PWC Series | ||
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Bayonet | Crimp | PWF Series |
Miniature circular connector equivalent to MIL-DTL-38999 Series III, designed for space and weight-constrained aerospace and military applications. Dual-start ACME thread coupling prevents cross-mating and provides fast engagement. Available with crimp, solder cup or PC tail contacts. Shell sizes 5–13, supporting up to 37 contacts. IP67 sealed, EMI shielding to 55 dB. Operating range −65°C to +175°C, 2000 mating cycles.
Comprehensive circular connector family qualified to MIL-C-26500, covering the full range of standard and high-performance variants for military and aerospace applications. Includes standard C48 crimp plug and receptacle configurations as well as Boeing BACC45 (general purpose) and BACC63 (high-performance vibration-resistant / vibration-proof) qualified sub-series. Shell sizes 8–24, crimp front-release contacts in sizes 20, 16 and 12. Bayonet and threaded coupling. Operating range −55°C to +200°C.
QPL-qualified solder connector family meeting MIL-C-26482 Series I (MS3110–MS3116, MS3119). Solder cup and PC tail contact terminations in sizes 20, 16 and 12 (AWG 12–24). Bayonet coupling standard, threaded option available. Shell sizes 8–24 across the widest range of shell styles in the MIL-C-26482 family including thru-bulkhead (MS3119) and gland seal (Class W). Shipped with spare contacts and sealing plugs per MS ordering requirements. Glass-filled epoxy insert. Operating range −55°C to +125°C.
QPL-qualified circular connector family meeting MIL-C-26482 Series I featuring a dual-start threaded quick-disconnect coupling that provides approximately three times the circuit density of standard MIL-C-26482 connectors of the same shell size. Solder cup and PC tail contacts in sizes 20, 16 and 12 (AWG 12–24). Single keyway polarization. Shell sizes 8–22, supporting up to 55 contacts. Available in aluminum and stainless steel shells. Glass-filled epoxy insert. Operating range −55°C to +125°C.
QPL-qualified crimp connector family meeting MIL-C-26482 Series I (MS3120–MS3126). Crimp front-release contacts in sizes 20 and 16 (AWG 16–24) for field-serviceable wire termination. Bayonet coupling standard, threaded option available. Shell sizes 8–24. Unique intermatability with both Series I and Series II connectors. Available service classes E, F, N and P. Shipped with spare contacts and sealing plugs per MS ordering requirements. Glass-filled epoxy insert, Viton option available. Operating range −55°C to +125°C.
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