Bel Fuse MD801 009 07M8 13SF Compact MIL DTL 38999 Connector for Aerospace and Military Applications
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 high reliability 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 provides full performance under extreme temperature, pressure, and humidity changes, ensuring leak prevention in critical components.
Product Attributes
- Brand: Bel Cinch
- Series: MD801
- Compliance: MIL-DTL-38999 equivalent
- Key Features: Dual-Start ACME thread, hermetic sealing (glass-sealed packages), reduced size and weight
- Primary Markets: Military, Aerospace, Down-hole applications
- Secondary Markets: Automotive, Medical, Consumer Electronics, Networking, Telecommunications, Computing, Transportation, Broadcasting
Technical 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 Resistance | 300 g |
| Vibration Resistance | 37 g |
| Shielding Effectiveness | 55dB min from 100MHz 1000MHz |
| Durability | 2000 mating cycles |
| IP Rating (Mated) | IP67 |
| Shell Sizes Available | 5, 6, 7, 8, 9, 10, 13 |
| Contact Arrangements | 1 to 130 Contacts |
| Contact Types | Crimp, Solder, PC Tail |
| Shell Materials | Aluminum (various finishes), Stainless Steel |
| Plug Shell Styles | Plug with banding platform, Plug with rear accessory thread |
| Receptacle Shell Styles | In-Line Receptacle, Square Flange Receptacle, Jam Nut Receptacle |
MD801 Series Ordering Information - Example Structure
Plug Ordering: MD801- [Series Designation] - [Shell Style] - [Shell Material/Finish] - [Shell Size/Insert Arrangement] - [Shell Keying] - [Contact Type]
Receptacle Ordering (Crimp/Solder): MD801- [Series Designation] - [Shell Style] - [Shell Material/Finish] - [Shell Size/Insert Arrangement] - [Shell Keying] - [Contact Type]
Receptacle Ordering (PC Tail/Solder Cup): MD801- [Series Designation] - [Shell Style] - [Shell Material/Finish] - [Shell Size/Insert Arrangement] - [Shell Keying] - [Contact Type]
MD801 Series - Shell Keying
Plug Shell Keying (Table 2)
| Position | A () | B () | C () | D () | E () | F () |
|---|---|---|---|---|---|---|
| A | 150 | 75 | 95 | 140 | 75 | 95 |
| B | 210 | 210 | 230 | 275 | 275 | 210 |
Receptacle Shell Keying (Table 3)
| Position | A () | B () | C () | D () | E () | F () |
|---|---|---|---|---|---|---|
| A | 150 | 75 | 95 | 140 | 75 | 95 |
| B | 210 | 210 | 230 | 275 | 275 | 210 |
MD801 Series - Insert Arrangements (Examples)
- 4 Contacts (#23 Size)
- 6 Contacts (#23 Size)
- 10 Contacts (#23 Size)
- 13 Contacts (#23 Size)
- 2 Contacts (#12 Size)
- 3 Contacts (#12 Size)
- 4-#12 Contacts, 4-#23 contacts
- 37 Contacts (#23 Size)
MD801 Series - Dimensions (Examples)
Plugs (Table 1 - Example for Shell Size 5, Style 16)
| Shell Size | A | B | Thread | 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 |
In-Line Receptacles (Example for Shell Size 5)
| Shell Size | A | B | Thread | D | E | Flat |
|---|---|---|---|---|---|---|
| 5 | 0.355 (9.02) | 0.325 (8.25) | 0.3125-0.05P-0.1L-DS-2B | 0.245 (6.22) | 0.2500-32 UNEF-2A |
Square Flange Receptacles (Table 4 - Panel Cutout Example for 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) | 0.091 (2.31) |
Jam Nut Receptacles (Table 5 - Panel Cutout Example for Shell Size 5)
| Shell Size | A | Flat | C | 0.002 (0.05) | 0.002 (0.13) | 0.000 (0.00) |
|---|---|---|---|---|---|---|
| 5 | 0.356 (9.04) | 0.380 (9.65) | 0.356 (9.04) | 0.380 (9.65) | 0.328 (8.33) | 0.774 (19.66) |
Receptacles with PC Tail (Table 6 - Dimensions Example for Shell Size 5)
| Shell Size | A | Sq B | Bsc | C | D | E | F | J | K | L | M | T | Flat | Flat | Holes | Thread | Thread |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 0.530 (13.46) | 0.363 (9.22) | 0.680 (17.27) | 0.575 (14.60) | 0.545 (13.84) | 0.350 (8.89) | 0.096 (2.44) | 0.91 (2.31) | 0.3125-0.05P-0.1L2A | 0.375-28 UNEF-2A | 0.244 (6.20) | 0.175 (4.44) |
Contact Information
- North America: +1 507.833.8822, ccsorders@us.cinch.com
- Asia-Pacific: +86 21 5442 7668, ccs.asia.sales@as.cinch.com
- Europe, Middle East: +44 (0) 1245 342060, CinchConnectivity@eu.cinch.com
2411041603_Bel-Fuse-MD801-009-07M8-13SF_C21853338.pdf
