Mil-Spec Circular Connectors

Corsair Logo
Part Number Guide


Brandex is an authorized distributor for Corsair Electrical Connectors MIL-DTL-38999 Series II. This series was designed for aviation instrumentation applications where space is limited. Series II is available in nine shell sizes with six receptacle configurations and standard or RFI plugs.


  • Bayonet Coupling
  • Rear Release Crimp Contacts
  • Low Profile Design
  • Available in olive drab, nickel, anodized, & bright cad finish
  • Durability: Minimum 250 mating cycles for RFI plug.
  • Minimum 500 cycles for standard plug
Shell Styles


T = Includes accessory thread (MS27472, MS27473, MS27474, MS27484, & MS27497)

E = Same as T in line above except connector is kitted with E-Nut

P = Supplied with ring and potting boot (same shell types as ' T ' class)

*No accessory threads for MS27499, MS27508, MS27513

Shell Size

8, 10, 12, 14, 16, 18, 20, 22, 24


A - Bright yellow cadmium over electroless nickel base

B - Olive drab cadmium over electroless nickel base

C - Black anodized finish

F - Electroless nickel finish

Insert Layout

See catalog

Contact Type

P - Pin

S - Socket

A - Connector Less Pin Contacts

B - Connector Less Socket Contacts

Polarization (keying)

N - Normal (not included in part number)

A, B, C, or D