Military grade circular connectors Bel Fuse MD801-007-16NF9-19PF with dual start ACME thread design
Product Overview
The Bel Cinch MD801 Series connectors are high-reliability circular connectors designed for demanding military and aerospace applications. Featuring a Dual-Start ACME thread for enhanced protection against vibration and cross-mating, these connectors offer a robust solution for critical components and assemblies. They are available in various shell materials, finishes, and configurations, including plugs and receptacles with crimp, PC tail, or solder cup contacts. Engineered for performance in extreme environments, the MD801 Series provides reliable interconnectivity in harsh conditions.
Product Attributes
- Brand: Bel Cinch
- Series: MD801
- Key Markets: Military, Aerospace, Down-hole applications
- Features: Dual-Start ACME thread, hermetic sealing (available), glass-sealed packages (available)
- Durability: 2000 mating cycles
- IP Rating: IP67 (Mated)
Technical Specifications
General Specifications
| Specification | Value |
|---|---|
| Current Rating (#23 contacts) | 5 A |
| Dielectric Withstanding Voltage (#23 contacts) | 750 VAC |
| Insulation Resistance | 5000 M minimum |
| Operating Temperature | -65 C to +175 C |
| Shock | 300 g |
| Vibration | 37 g |
| Shielding Effectiveness | 55dB min from 100MHz 1000MHz |
Shell Materials & Finishes
- Aluminum Options: Cadmium with olive drab chromate (NF), Black hard anodize (C), Black Zinc Nickel over Electroless Nickel (ZNU), Nickel PTFE (MT), Electroless Nickel (M)
- Stainless Steel Option: Passivated (Z1)
Available Configurations
- Plugs: With banding platform (MD801-007), with rear accessory thread (MD801-008)
- Receptacles: Inline (MD801-009-01), Square Flange (MD801-009-02), Jam Nut (MD801-009-07)
- Receptacles (PC Tail/Solder Cup): Square Flange (MD801-011-02), Jam Nut (MD801-011-07)
- Contact Types: Crimp, PC Tail, Solder Cup
- Contact Sizes: #12, #16, #20, #23
- Shell Sizes: 5, 6, 7, 8, 9, 10, 13
Ordering Information Example (Plug)
MD801- [Series] - [Shell Style] - [Material/Finish] - [Shell Size/Insert Arrangement] - [Keying] - [Contact Type]
Ordering Information Example (Receptacle)
MD801- [Series] - [Shell Style] - [Material/Finish] - [Shell Size/Insert Arrangement] - [Keying] - [Contact Type]
Dimensions (Sample Data - Refer to original document for full tables)
| Shell Size | Plug A (in/mm) | Plug B (in/mm) | Receptacle Inline A (in/mm) | Receptacle Inline B (in/mm) | Receptacle Square Flange A (in/mm) | Receptacle Square Flange C (in/mm) | Receptacle Jam Nut A (in/mm) | Receptacle Jam Nut B (in/mm) |
|---|---|---|---|---|---|---|---|---|
| 5 | 0.54 (13.72) | 0.65 (16.51) | 0.355 (9.02) | 0.325 (8.25) | 0.530 (13.46) | 0.680 (17.27) | 0.54 (13.72) | 0.65 (16.51) |
| 6 | 0.60 (15.24) | 0.69 (17.53) | 0.415 (10.54) | 0.385 (9.78) | 0.590 (14.99) | 0.750 (19.05) | 0.635 (16.13) | 0.69 (17.53) |
| 13 | 1.05 (26.67) | 1.10 (27.94) | 0.855 (21.72) | 0.825 (20.96) | 1.030 (26.16) | 1.375 (34.92) | 1.078 (27.38) | 1.10 (27.94) |
Insert Arrangements & Keying
Multiple insert arrangements are available, ranging from 1 to 130 contacts. Shell keying options (Positions A-F) are detailed in the product documentation.
Tools and Sealing Plugs
| Contact Size | Pin Contacts | Sockets | Sealing Plugs | Insertion/Removal Tool | Crimp Tool | Positioner |
|---|---|---|---|---|---|---|
| #23 | 806-0060-210 | 857-0060-210 | None | M81969/1-05 | M22520/1-01 | K1461 |
| #20 | M39029/58-363 | M39029/57-357 | M22520/2-01 | M22520/1-04 | ||
| #16 | M39029/58-364 | M39029/57-358 | M22520/1-01 | M22520/1-04 | ||
| #12 | M39029/58-365 | M39029/57-359 | M22520/1-01 | M22520/1-04 |
2411061058_Bel-Fuse-MD801-007-16NF9-19PF_C21173297.pdf
