MIL-DTL-38999 Series III
MIL-DTL-38999 Series III
Part Number Prefix: D38999/20 thru D38999/26
MIL‑DTL‑38999 Series III connectors are high‑performance, environmentally resistant circular connectors widely used across aerospace, defense, and other demanding industries. They are known for their ruggedness, high contact density, and reliable threaded coupling mechanism. These high-density, threaded-coupling connectors are available in shell sizes ranging from #9 to #25 with more than 50 QPL-approved insert arrangements.
Design Characteristics:
-Medium size, environmentally resistant connector.
-Triple start acme threads provide coupling durability
-Scoop-Proof design prevents contacts from being
damaged while mating
-High density layouts available with up to 128 contacts
-Improved interfacial seal provides moisture resistance by
preventing electrolytic erosion of contacts
Mil-Spec Prefix:
D38999/20 Wall Mount Receptacle
D38999/24 Jam Nut Receptacle
D38999/26 Straight Plug
Materials:
Shell Material and Plating:
Aluminum, Olive-Drab Cadmium
Aluminum, Electroless Nickel
Aluminum, Teflon Polymer
Stainless Steel, Passivated