Miniature circular connector Bel Fuse MD801-007-16M6-4PD with standard and specialty plating options
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 cross-mating and vibration, these connectors offer full performance in extreme environments. They are available in various shell sizes and insert arrangements, with options for crimp, solder, or PC Tail terminations. The MD801 Series provides a miniature 38999 compliant design, suitable for critical components and assemblies where preventing leakage under extreme temperature, pressure, and humidity changes is paramount.
Product Attributes
- Brand: Bel Cinch
- Series: MD801 Series
- Origin: Designed for military and aerospace
- Key Markets: Military, Aerospace, Down-hole applications
- Features: Miniature 38999 Plug, Jam Nut or Box Mount Receptacle, Standard or Specialty Platings Available
- Certifications/Standards: MIL-DTL-38999 equivalent performance
Technical Specifications
General Specifications
| Specification | Value |
|---|---|
| Current Rating | #23 5 A |
| Dielectric Withstanding Voltage | #23 750 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 |
| Durability | 2000 mating cycles |
| IP Rating | IP67 Mated |
| Thread Type | Dual-Start ACME Thread |
Available Shell Sizes and Insert Arrangements
| Shell Size | Number of Contacts | Contact Size |
|---|---|---|
| 5 | 3 | #23 |
| 6 | 4, 6, 7 | #23 |
| 7 | 10 | #23 |
| 8 | 13, 19 | #23 |
| 9 | 4, 19, 26 | #23 |
| 10 | 26 | #23 |
| 13 | 2, 3, 37, 4-#12 & 4-#23 | #12, #23 |
Shell Material/Finish Options
| Code | Description |
|---|---|
| NF | Aluminum / Cadmium with olive drab chromate |
| C | Aluminum / Black hard anodize, RoHS |
| ZNU | Aluminum / Black Zinc Nickel over Electroless Nickel |
| MT | Aluminum / Nickel PTFE |
| M | Aluminum / Electroless Nickel, RoHS |
| Z1 | Stainless Steel / Passivated, RoHS |
Plug Series Designation Examples
| Series Designation | Description |
|---|---|
| MD801-007 | Plug with banding platform |
| MD801-008 | Plug with rear accessory thread |
| -16 | Plug with anti-decoupling spring |
| -26 | Plug with ratchet mechanism |
Receptacle Series Designation Examples
| Series Designation | Description |
|---|---|
| MD801-009 | Receptacle with banding platform |
| MD801-010 | Receptacle with rear accessory thread |
| -01 | Receptacle, inline |
| -02 | Receptacle, square flange |
| -07 | Receptacle, jam nut |
| MD801-011 | Receptacle for PC tail or solder cup contacts |
| MD801-033 | Receptacle for PC tail or solder cup contacts, water immersion |
| -12 | Receptacle, square flange, rear panel mount with non-locking clinch nuts |
| -22 | Receptacle, square flange, rear panel mount with locking clinch nuts |
Contact Type Options
| Code | Description |
|---|---|
| P | Pin (contacts included) |
| S | Socket (contacts included) |
| A | Pin (contacts not included) |
| B | Socket (contacts not included) |
| E | Pin, PC Tail |
| F | Socket, Solder Cup |
Crimp Tools and Accessories
| Tool/Accessory | Contact Size | Wire Size Range |
|---|---|---|
| Crimp Tool (Mil Spec Positioner) | #22 | #22-#28 |
| Crimp Tool (Mil Spec or Daniels) | #20 | #20-#24 |
| Crimp Tool (Mil Spec or Daniels) | #16 | #16-#20 |
| Crimp Tool (Mil Spec or Daniels) | #12 | #12-#14 |
| Insertion/Removal Tool | All | N/A |
| Sealing Plugs | All | N/A |
Dimensions (Example: Plug Shell Size 5, Style 16)
| Dimension | Value (inches) | Value (mm) |
|---|---|---|
| A | 0.54 | 13.72 |
| B | 0.65 | 16.51 |
| Thread | 0.3125-0.05P-0.1L-DS-2B | N/A |
| C | 0.245 | 6.22 |
| Thread | 0.2500-32 UNEF-2A | N/A |
Dimensions (Example: In-Line Receptacle Shell Size 5)
| Dimension | Value (inches) | Value (mm) |
|---|---|---|
| A | 0.355 | 9.02 |
| B | 0.325 | 8.25 |
| Thread | 0.3125-0.05P-0.1L-DS-2B | N/A |
| D | 0.245 | 6.22 |
| E Flat | 0.2500-32 UNEF-2A | N/A |
Dimensions (Example: Square Flange Receptacle Shell Size 5)
| Dimension | Value (inches) | Value (mm) |
|---|---|---|
| A | 0.530 | 13.46 |
| Sq B Bsc | 0.363 | 9.22 |
| C | 0.680 | 17.27 |
| D | 0.096 | 2.44 |
| E | 0.091 | 2.31 |
| Holes | 0.3125-0.05P-0.1L-DS-2A | N/A |
| Thread | 0.375-28 UNEF-2A | N/A |
| M | 0.244 | 6.20 |
| T | 0.175 | 4.44 |
Dimensions (Example: Jam Nut Receptacle Shell Size 5)
| Dimension | Value (inches) | Value (mm) |
|---|---|---|
| A | 0.54 | 13.72 |
| B | 0.65 | 16.51 |
| C | 0.545 | 13.84 |
| Thread | 0.3125-0.05P-0.1L-DS-2B | N/A |
| Thread | 0.375-28 UNEF-2A | N/A |
| F | 0.245 | 6.22 |
| G | 0.250-32 UNEF-2A | N/A |
Panel Cutout Dimensions (Example: Square Flange Receptacle Shell Size 5)
| Dimension | Value (inches) | Value (mm) |
|---|---|---|
| A | 0.328 | 8.33 |
| B | 0.328 | 8.33 |
| C | 0.096 | 2.44 |
| 0.005 | 0.091 | 2.31 |
Panel Cutout Dimensions (Example: Jam Nut Receptacle Shell Size 5)
| Dimension | Value (inches) | Value (mm) |
|---|---|---|
| A | 0.356 | 9.04 |
| Flat | 0.380 | 9.65 |
| C | 0.356 | 9.04 |
| 0.002 | 0.380 | 9.65 |
| 0.002 | 0.328 | 8.33 |
| 0.000 | 0.774 | 19.66 |
| 0.000 | 0.623 | 15.82 |
| Clinch Nuts | 2-56 | 0.030 (0.76) |
PC Tail Diameter
| Contact Size | Diameter S |
|---|---|
| #23 | 0.018/0.022 |
| #20 | 0.028/0.024 |
| #16 | 0.060/0.064 |
| #12 | 0.092/0.096 |
2411061630_Bel-Fuse-MD801-007-16M6-4PD_C22345001.pdf