Bel Fuse MD801 007 16M7 10PE MIL DTL 38999 Connector with Enhanced Protection Against Cross Mating
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 materials, finishes, and configurations including plugs and receptacles, they support crimp, solder, and PC tail terminations. The MD801 Series is suitable for critical components and assemblies where preventing leakage under extreme temperature, pressure, and humidity changes is essential.
Product Attributes
- Brand: Bel Cinch
- Series: MD801
- Compliance: MIL-DTL-38999
- Keying: Shell Keying available (Positions A-F)
- Thread: Dual-Start ACME Thread
- Contact Types: Crimp, PC Tail, Solder Cup
- Shell Materials: Aluminum, Stainless Steel
- Platings/Finishes: 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)
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 | 300 g |
| Vibration | 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 Sizes | #12, #16, #20, #23 |
MD801 Series - Plug Ordering Information
| Component | Description | Example Part Number |
|---|---|---|
| Series Designation | MD801- | MD801- |
| Series Type | 007 = Plug with banding platform 008 = Plug with rear accessory thread | 007 |
| Shell Style | -16 = Plug with anti-decoupling spring -26 = Plug with ratchet mechanism | -16 |
| Shell Material/Finish | NF, C, ZNU, MT, M, Z1 | MT |
| Shell Keying | See Page 4, Table 2 | A |
| Contact Type | P = Pin (contacts included) S = Socket (contacts included) A = Pin (contacts not included) B = Socket (contacts not included) | P |
| Shell Size/Insert Arrangement | See Page 4, Figure 1 | 9-19 |
MD801 Series - Receptacle Ordering Information (Crimp/Solder)
| Component | Description | Example Part Number |
|---|---|---|
| Series Designation | MD801- | MD801- |
| Series Type | 009 = Receptacle with banding platform 010 = Receptacle with rear accessory thread | 009 |
| Shell Style | -01 = Receptacle, inline -02 = Receptacle, square flange -07 = Receptacle, jam nut | -02 |
| Shell Material/Finish | NF, C, Z1, ZNU, MT, M | MT |
| Shell Keying | See Page 4, Table 3 | A |
| Contact Type | P = Pin (contacts included) S = Socket (contacts included) A = Pin (contacts not included) B = Socket (contacts not included) | S |
| Shell Size/Insert Arrangement | See Page 4, Figure 1 | 9-19 |
MD801 Series - Receptacle Ordering Information (PC Tail/Solder Cup)
| Component | Description | Example Part Number |
|---|---|---|
| Series Designation | MD801- | MD801- |
| Series Type | 011 = Receptacle for PC tail or solder cup contacts 033 = Receptacle for PC tail or solder cup contacts, water immersion | 011 |
| 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 | -02 |
| Shell Material/Finish | NF, C, Z1, ZNU, MT, M | MT |
| Shell Keying | See Table 3 (Receptacle) | A |
| Contact Type | P = Pin, PC Tail S = Socket, PC Tail E = Pin, Solder Cup F = Socket, Solder Cup | S |
| Shell Size/Insert Arrangement | See Page 10, Figure 1 | 9-19 |
MD801 Series - Dimensions (Example: Plugs)
| Shell Size | A (in/mm) | B (in/mm) | C (in/mm) | D (in/mm) | Thread Style 16 (in) | Thread Style 26 (in) |
|---|---|---|---|---|---|---|
| 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 | |
| 6 | 0.60 (15.24) | 0.69 (17.53) | 0.3750-0.05P-0.1L-DS-2B | 0.290 (7.37) | 0.3125-32 UNEF-2A | |
| 7 | 0.69 (17.53) | 0.79 (20.07) | 0.4375-0.05P-0.1L-DS-2B | 0.390 (9.91) | 0.4375-28 UNEF-2A | |
| 8 | 0.75 (19.05) | 0.83 (21.08) | 0.5000-0.05P-0.1L-DS-2B | 0.445 (11.30) | 0.5000-28 UNEF-2A | |
| 9 | 0.81 (20.57) | 0.92 (23.37) | 0.5625-0.05P-0.1L-DS-2B | 0.500 (12.70) | 0.5625-24 UNEF-2A | |
| 10 | 0.88 (22.35) | 0.98 (24.89) | 0.6250-0.05P-0.1L-DS-2B | 0.560 (14.22) | 0.6250-24 UNEF-2A | |
| 13 | 1.05 (26.67) | 1.10 (27.94) | 0.81250-.1P-0.2L-DS-2B | 0.650 (16.51) | 0.6875-24 UNEF-2A |
MD801 Series - Dimensions (Example: Square Flange Receptacles)
| Shell Size | A (in/mm) | B (in/mm) | C (in/mm) | D (in/mm) | E (in/mm) | SQ BSC (in/mm) | Threaded (in) |
|---|---|---|---|---|---|---|---|
| 5 | 0.530 (13.46) | 0.363 (9.22) | 0.680 (17.27) | 0.096 (2.44) | 0.091 (2.31) | 0.3125-0.05P-0.1L-DS-2A | 0.245 (6.22) |
| 6 | 0.590 (14.99) | 0.423 (10.74) | 0.750 (19.05) | 0.096 (2.44) | 0.091 (2.31) | 0.3750-0.05P-0.1L-DS-2A | 0.290 (7.37) |
| 7 | 0.6550 (16.51) | 0.483 (12.27) | 0.850 (21.59) | 0.096 (2.44) | 0.091 (2.31) | 0.4375-0.05P-0.1L-DS-2A | 0.390 (9.91) |
| 8 | 0.712 (18.08) | 0.545 (13.84) | 0.938 (23.83) | 0.096 (2.44) | 0.091 (2.31) | 0.5000-0.05P-0.1L-DS-2A | 0.445 (11.30) |
| 9 | 0.850 (21.59) | 0.607 (15.42) | 1.125 (28.58) | 0.130 (3.30) | 0.126 (3.20) | 0.525-0.05P-0.1L-DS-2S | 0.500 (12.70) |
| 10 | 0.890 (22.61) | 0.670 (17.02) | 1.188 (30.18) | 0.130 (3.30) | 0.126 (3.20) | 0.625-0.05P-0.1L-DS-2S | 0.560 (14.22) |
| 13 | 1.030 (26.16) | 0.812 (20.62) | 1.375 (34.92) | 0.130 (3.30) | 0.126 (3.20) | 0.8125-0.1P-0.2L-DS-2A | 0.650 (16.51) |
MD801 Series - Panel Cutout (Example: Square Flange Receptacles)
| Shell Size | A (in/mm) | B (in/mm) | C (in/mm) | 0.005 (0.13) | BSC |
|---|---|---|---|---|---|
| 5 | 0.328 (8.33) | 0.328 (8.33) | 0.096 (2.44) | 0.091 (2.31) | |
| 6 | 0.390 (8.33) | 0.328 (8.33) | 0.096 (2.44) | 0.091 (2.31) | |
| 7 | 0.453 (11.51) | 0.328 (8.33) | 0.096 (2.44) | 0.091 (2.31) | |
| 8 | 0.515 (13.08) | 0.328 (8.33) | 0.096 (2.44) | 0.091 (2.31) | |
| 9 | 0.57 (14.68) | 0.328 (8.33) | 0.130 (3.30) | 0.126 (3.20) | |
| 10 | 0.640 (16.26) | 0.328 (8.33) | 0.130 (3.30) | 0.126 (3.20) | |
| 13 | 0.828 (21.03) | 0.328 (8.33) | 0.130 (3.30) | 0.126 (3.20) |
MD801 Series - Dimensions (Example: Jam Nut Receptacles)
| Shell Size | A (in/mm) | B (in/mm) | C (in/mm) | D (in/mm) | E (in/mm) | F (in/mm) | G (in/mm) | Flat | Thread |
|---|---|---|---|---|---|---|---|---|---|
| 5 | 0.54 (13.72) | 0.65 (16.51) | 0.545 (13.84) | 0.3125-0.05P-0.1L-DS-2B | 0.375-28 UNEF-2A | 0.245 (6.22) | 0.250-32 UNEF-2A | ||
| 6 | 0.635 (16.13) | 0.69 (17.53) | 0.595 (15.11) | 0.3750-0.05P-0.1L-DS-2B | 0.4375-28 UNEF-2A | 0.290 (7.37) | 0.3125-32 UNEF-2A | ||
| 7 | 0.755 (19.18) | 0.79 (20.07) | 0.73 (18.36) | 0.4375-0.05P-0.1L-DS-2B | 0.5625-32 UNEF-2A | 0.390 (9.91) | 0.4375-28 UNEF-2A | ||
| 8 | 0.755 (19.18) | 0.83 (21.08) | 0.73 (18.36) | 0.5000-0.05P-0.1L-DS-2B | 0.5625-32 UNEF-2A | 0.445 (11.30) | 0.5000-28 UNEF-2A | ||
| 9 | 0.830 (21.08) | 0.92 (23.37) | 0.790 (20.07) | 0.5625-0.05P-0.1L-DS-2B | 0.625-28 UNEF-2A | 0.500 (12.70) | 0.5625-24 UNEF-2A | ||
| 10 | 0.890 (22.61) | 0.98 (24.89) | 0.855 (21.72) | 0.6250-0.05P-0.1L-DS-2B | 0.6875-28 UNEF-2A | 0.560 (14.22) | 0.6250-24 UNEF-2A | ||
| 13 | 1.078 (27.38) | 1.10 (27.94) | 1.044 (26.52) | 0.81250-.1P-0.2L-DS-2B | 0.875-28 UNEF-2A | 0.650 (16.51) | 0.6875-24 UNEF-2A |
MD801 Series - Panel Cutout (Example: Jam Nut Receptacles)
| Shell Size | A (in/mm) | Flat | C (in/mm) | 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) |
| 6 | 0.416 (10.57) | 0.443 (11.25) | 0.416 (10.57) | 0.443 (11.25) | 0.390 (9.91) | 0.860 (21.84) |
| 7 | 0.542 (13.77) | 0.567 (14.40) | 0.542 (13.77) | 0.567 (14.40) | 0.453 (11.51) | 0.944 (23.98) |
| 8 | 0.542 (13.77) | 0.567 (14.40) | 0.542 (13.77) | 0.567 (14.40) | 0.515 (13.08) | 1.032 (26.21) |
| 9 | 0.602 (15.29) | 0.630 (16.00) | 0.602 (15.29) | 0.630 (16.00) | 0.578 (14.68) | 1.180 (29.97) |
| 10 | 0.664 (16.87) | 0.693 (17.60) | 0.666 (16.92) | 0.693 (17.60) | 0.640 (16.26) | 1.268 (32.21) |
| 13 | 0.851 (21.62) | 0.880 (22.35) | 0.851 (21.62) | 0.880 (22.35) | 0.828 (21.03) | 1.470 (37.34) |
MD801 Series - Dimensions (Example: PC Tail Receptacles)
| Shell Size | A (in/mm) | Sq B Bsc (in/mm) | C (in/mm) | D (in/mm) | E (in/mm) | F (in/mm) | Holes | 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) | 0.3125-0.05P-0.1L2A |
| 6 | 0.590 (14.99) | 0.423 (1.74) | 0.750 (19.05) | 0.635 (16.13) | 0.595 (15.11) | 0.410 (1.41) | 0.375-0.05P-0.1L2A | |
| 7 | 0.650 (16.51) | 0.483 (12.27) | 0.850 (21.59) | 0.755 (19.18) | 0.723 (18.36) | 0.536 (13.61) | 0.4375-0.05P-0.1L2A | |
| 8 | 0.712 (18.08) | 0.545 (13.84) | 0.938 (23.83) | 0.755 (19.18) | 0.723 (18.36) | 0.536 (13.61) | 0.5000-0.05P-0.1L2A | |
| 9 | 0.850 (21.59) | 0.607 (15.42) | 1.125 (28.58) | 0.830 (22.61) | 0.790 (2.07) | 0.506 (15.14) | 0.130 (3.30) | |
| 10 | 0.890 (22.61) | 0.607 (15.42) | 1.188 (3.18) | 0.890 (22.61) | 0.855 (21.72) | 0.658 (16.71) | 0.6250-0.05p-0.1L2A | |
| 13 | 1.030 (26.16) | 0.812 (2.62) | 1.375 (34.92) | 1.078 (27.38) | 1.044 (26.52) | 0.845 (21.46) | 0.812-1P-0.2L2A |
MD801 Series - PC Tail Diameter
| Contact Size | S (in) |
|---|---|
| #23 | 0.018/0.022 |
| #20 | 0.028/0.024 |
| #16 | 0.060/0.064 |
| #12 | 0.092/0.096 |
2411041603_Bel-Fuse-MD801-007-16M7-10PE_C21047460.pdf