Rugged Hermetic Circular Connector Bel Fuse MD801 009 07NF6 4PD Suitable for Aerospace and Down Hole
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 robust 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. The MD801 Series is engineered to deliver performance equal to MIL-DTL-38999 standards, with options for aluminum or stainless steel shells and specialty platings.
Product Attributes
- Brand: Bel Cinch
- Series: MD801
- Key Markets: Military, Aerospace, Down-hole applications
- Design Standard: Equivalent to MIL-DTL-38999
- Sealing: Hermetic sealing available (glass-sealed packages)
- Thread Type: Dual-Start ACME thread
Technical Specifications
| Specification | Value |
|---|---|
| Current Rating (#23 Contact) | 5 A |
| Dielectric Withstanding Voltage (#23 Contact) | 750 VAC |
| Insulation Resistance | 5000 M minimum |
| Operating Temperature | -65 C to +175 C |
| Shock Rating | 300 g |
| Vibration Rating | 37 g |
| Shielding Effectiveness | 55 dB min from 100 MHz 1000 MHz |
| Durability | 2000 mating cycles |
| IP Rating (Mated) | IP67 |
| Available Shell Sizes | 5, 6, 7, 8, 9, 10, 13 |
| Contact Types | Crimp, Solder, PC Tail |
| Shell Materials | Aluminum, Stainless Steel |
| Available Finishes | Cadmium with olive drab chromate, Black hard anodize (RoHS), Black Zinc Nickel over Electroless Nickel (RoHS), Nickel PTFE, Electroless Nickel (RoHS), Passivated (RoHS) |
MD801 Series Plug Ordering Information Structure
MD801- [Series Designation] - [Shell Style] - [Shell Material/Finish] - [Shell Size/Insert Arrangement] - [Shell Keying] - [Contact Type]
MD801 Series Receptacle Ordering Information Structure
MD801- [Series Designation] - [Shell Style] - [Shell Material/Finish] - [Shell Size/Insert Arrangement] - [Shell Keying] - [Contact Type]
MD801 Series Receptacle (PC Tail/Solder Cup) Ordering Information Structure
MD801- [Series Designation] - [Shell Style] - [Shell Material/Finish] - [Shell Size/Insert Arrangement] - [Shell Keying] - [Contact Type]
Contact Tooling
| Contact Size | Wire Size Range | Pin Contacts | Sockets | Sealing Plugs | Insertion/Removal Tool | Crimp Tool | Positioner |
|---|---|---|---|---|---|---|---|
| #22 | #22-#28 | 806-0060-210 | 857-0060-210 | None | M81969/1-05 | M22520/1-01 | K1461 |
| #20 | #20-#24 | M39029/58-363 | M39029/57-357 | None | M22520/2-01 | M22520/1-04 | |
| #16 | #16-#20 | M39029/58-364 | M39029/57-358 | None | M22520/1-01 | M22520/1-04 | |
| #12 | #12-#14 | M39029/58-365 | M39029/57-359 | None | M22520/1-01 | M22520/1-04 |
Insert Arrangements (Examples)
- Arrangement 3 (Contacts #23 Size)
- Arrangement 4 (Contacts #23 Size)
- Arrangement 6 (Contacts #23 Size)
- Arrangement 7 (Contacts #23 Size)
- Arrangement 10 (Contacts #23 Size)
- Arrangement 13 (Contacts #23 Size)
- Arrangement 19 (Contacts #23 Size)
- Arrangement 26 (Contacts #23 Size)
- Arrangement 2 (Contacts #12 Size)
- Arrangement 3 (Contacts #12 Size)
- Arrangement 37 (Contacts #23 Size)
- Arrangement 4 (Contacts #16 Size)
- Arrangement 205 (4-#12 Contacts, 4-#23 contacts)
Shell Keying Positions (Degrees)
| Position | A | B | C | D | E | F |
|---|---|---|---|---|---|---|
| A | 150 | 75 | 95 | 140 | 75 | 95 |
| B | 210 | 210 | 230 | 275 | 275 | 210 |
Dimensions (Example: Plug Shell Size 5)
| Shell Size | A | B | C | D | Thread |
|---|---|---|---|---|---|
| 5 | 0.54 (13.72) | 0.65 (16.51) | 0.3125-0.05P-0.1L-DS-2B | 0.245 (6.22) | 0.2500-32 UNEF-2A |
Panel Cutout Dimensions (Example: Square Flange Receptacle Shell Size 5)
| Shell Size | A | B | C 0.005 (0.13) BSC |
|---|---|---|---|
| 5 | 0.328 (8.33) | 0.328 (8.33) | 0.096 (2.44) |
PC Tail Diameter (Table 6)
| Contact Size | S |
|---|---|
| #23 | 0.018/0.022 |
| #20 | 0.028/0.024 |
| #16 | 0.060/0.064 |
| #12 | 0.092/0.096 |
2411061141_Bel-Fuse-MD801-009-07NF6-4PD_C21387741.pdf
