Bel Fuse MD801 009 07M13 3SB Connector with Dual Start ACME Thread and Crimp Solder PC Tail Contacts

Product Overview

The Bel Cinch MD801 Series connectors are miniature MIL-DTL-38999 compliant connectors designed for demanding military and aerospace applications. Featuring a Dual-Start ACME thread for enhanced protection against cross-mating and vibration, these connectors offer reliable performance in extreme environments. Available in various shell sizes and insert arrangements, they support crimp, solder, and PC tail terminations, making them suitable for board mount applications. Common applications include critical components in aerospace, military, and down-hole environments where leak prevention under extreme conditions is paramount.

Product Attributes

• Brand: Bel Cinch
• Series: MD801
• Compliance: MIL-DTL-38999
• Shell Materials: Aluminum, Stainless Steel
• Platings: Aluminum / Cadmium with olive drab chromate, Aluminum / Black hard anodize (RoHS), Aluminum / Black Zinc Nickel over Electroless Nickel (RoHS), Aluminum / Nickel PTFE, Aluminum / Electroless Nickel (RoHS), Stainless Steel / Passivated (RoHS)
• Thread Type: Dual-Start ACME
• Contact Types: Crimp, PC Tail, Solder Cup
• IP Rating: IP67 (Mated)
• Durability: 2000 mating cycles

Technical Specifications

General Specifications:

Shell Sizes and Dimensions:

Square Flange Receptacle Dimensions:

Jam Nut Receptacle Dimensions:

PC Tail Receptacle Dimensions:

Contact Crimp Tooling:

Insert Arrangement Examples:

Shell Keying Positions (Degrees):

Ordering Information - Plug Example:

MD801- 007 -16 MT 9-19 P A

• Series Designation: MD801- (Dual start ACME Thread Series)
• Series: 007 (Plug with banding platform), 008 (Plug with rear accessory thread)
• Shell Style: -16 (Plug with anti-decoupling spring), -26 (Plug with ratchet mechanism)
• Shell Material/Finish: NF, C, ZNU, MT, M, Z1
• Shell Keying: See Page 4, Table 2
• Contact Type: P (Pin, contacts included), S (Socket, contacts included), A (Pin, contacts not included), B (Socket, contacts not included)
• Shell Size/Insert Arrangement: See Page 4, Figure 1

Ordering Information - Receptacle Example:

MD801- 009 -02 MT 9-19 S A

• Series Designation: MD801- (Dual start ACME Thread Series)
• Series: 009 (Receptacle with banding platform), 010 (Receptacle with rear accessory thread)
• Shell Style: -01 (Receptacle, inline), -02 (Receptacle, square flange), -07 (Receptacle, jam nut)
• Shell Material/Finish: NF, C, Z1, ZNU, MT, M
• Shell Keying: See Page 4, Table 3
• Contact Type: P (Pin, contacts included), S (Socket, contacts included), A (Pin, contacts not included), B (Socket, contacts not included)
• Shell Size/Insert Arrangement: See Page 4, Figure 1

Ordering Information - Receptacle with PC Tail/Solder Cup Example:

MD801- 011 -02 MT 9-19 S A

• Series Designation: MD801- (Dual start ACME Thread Series)
• Series: 011 (Receptacle for PC tail or solder cup contacts), 033 (Receptacle for PC tail or solder cup contacts, water immersion)
• Shell Style: -02 (Receptacle, square flange), -07 (Receptacle, jam nut), -12 (Receptacle, square flange, rear panel mount with non-locking clinch nuts), -22 (Receptacle, square flange, rear panel mount with locking clinch nuts)
• Shell Material/Finish: NF, C, Z1, ZNU, MT, M
• Shell Keying: See Table 3 (Receptacle)
• Contact Type: P (Pin, PC Tail), S (Socket, PC Tail), E (Pin, Solder Cup), F (Socket, Solder Cup)
• Shell Size/Insert Arrangement: See Page 10, Figure 1