Bel Fuse MD801 007 16M7 10PF Circular Connector with Crimp Solder and PC Tail Contacts MIL DTL 38999
Product Overview
The Bel Cinch MD801 Series connectors are miniature MIL-DTL-38999 compliant 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 reliable performance in extreme environments. Available in various shell sizes and insert arrangements, they support crimp, solder, and PC tail terminations, and are offered in aluminum or stainless steel with multiple plating options. Applications include networking, telecommunications, computing, military, aerospace, transportation, and broadcasting industries, as well as automotive, medical, and consumer electronics.
Product Attributes
- Brand: Bel Cinch
- Series: MD801
- Compliance: MIL-DTL-38999
- Keying: Available in multiple positions (A-F)
- Thread Type: Dual-Start ACME
- Contact Types: Crimp, PC Tail, Solder Cup
- Shell Materials: Aluminum, Stainless Steel
- Finishes: Cadmium with olive drab chromate, Black hard anodize (RoHS), Black Zinc Nickel over Electroless Nickel (RoHS), Nickel PTFE, Electroless Nickel (RoHS), Passivated (RoHS)
- Sealing: Hermetic sealing available (glass-sealed packages)
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 | 300 g |
| Vibration | 37 g |
| Shielding Effectiveness | 55dB min from 100MHz 1000MHz |
| Durability | 2000 mating cycles |
| IP Rating (Mated) | IP67 |
| Shell Sizes | 5, 6, 7, 8, 9, 10, 13 |
| Contact Arrangements | 1 to 130 contacts |
| Contact Sizes Supported | #12, #16, #20, #23 |
Plug Ordering Information
| Part Segment | Description |
|---|---|
| Series Designation | MD801- |
| Series | 007 (Plug with banding platform), 008 (Plug with rear accessory thread) |
| Shell Style | -16 (Plug with anti-decoupling spring), -26 (Plug with ratchet mechanism) |
| Shell Material/Finish | NF, C, ZNU, MT, M, Z1 |
| Shell Keying | See Page 4, Table 2 |
| Contact Type | P (Pin, contacts included), S (Socket, contacts included), A (Pin, contacts not included), B (Socket, contacts not included) |
| Shell Size/Insert Arrangement | See Page 4, Figure 1 |
Receptacle Ordering Information (Crimp/Solder)
| Part Segment | Description |
|---|---|
| Series Designation | MD801- |
| Series | 009 (Receptacle with banding platform), 010 (Receptacle with rear accessory thread) |
| Shell Style | -01 (In-line), -02 (Square flange), -07 (Jam nut) |
| Shell Material/Finish | NF, C, Z1, ZNU, MT, M |
| Shell Keying | See Page 4, Table 3 |
| Contact Type | P (Pin, contacts included), S (Socket, contacts included), A (Pin, contacts not included), B (Socket, contacts not included) |
| Shell Size/Insert Arrangement | See Page 4, Figure 1 |
Receptacle Ordering Information (PC Tail/Solder Cup)
| Part Segment | Description |
|---|---|
| Series Designation | MD801- |
| Series | 011 (Receptacle for PC tail or solder cup contacts), 033 (Receptacle for PC tail or solder cup contacts, water immersion) |
| Shell Style | -02 (Square flange), -07 (Jam nut), -12 (Square flange, rear panel mount with non-locking clinch nuts), -22 (Square flange, rear panel mount with locking clinch nuts) |
| Shell Material/Finish | NF, C, Z1, ZNU, MT, M |
| Shell Keying | See Table 3 (Receptacle) |
| Contact Type | P (Pin, PC Tail), S (Socket, PC Tail), E (Pin, Solder Cup), F (Socket, Solder Cup) |
| Shell Size/Insert Arrangement | See Page 10, Figure 1 |
Tools and Sealing Plugs
| Contact Size | Wire Size Range | Pin Contacts | Sockets | Sealing Plugs | Insertion/Removal Tool | Crimp Tool | Mil Spec Positioner |
|---|---|---|---|---|---|---|---|
| #23 | #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 |
Dimensions (Plugs)
| Shell Size | A (in/mm) | B (in/mm) | Thread | D (in/mm) | Rear Accessory 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 |
| 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 |
Dimensions (In-Line Receptacles)
| Shell Size | A (in/mm) | B (in/mm) | Thread | D (in/mm) | E (in/mm) | Flat Thread |
|---|---|---|---|---|---|---|
| 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 | |
| 6 | 0.415 (10.54) | 0.385 (9.78) | 0.3750-0.05P-0.1L-DS-2B | 0.290 (7.37) | 0.3125-32 UNEF-2A | |
| 7 | 0.480 (12.19) | 0.445 (11.30) | 0.4375-0.05P-0.1L-DS-2B | 0.390 (9.91) | 0.4375-28 UNEF-2A | |
| 8 | 0.540 (13.72) | 0.510 (12.95) | 0.5000-0.05P-0.1L-DS-2B | 0.445 (11.30) | 0.5000-28 UNEF-2A | |
| 9 | 0.605 (15.37) | 0.575 (14.60) | 0.5625-0.05P-0.1L-DS-2B | 0.500 (12.70) | 0.5625-24 UNEF-2A | |
| 10 | 0.665 (16.89) | 0.635 (16.13) | 0.6250-0.05P-0.1L-DS-2B | 0.560 (14.22) | 0.6250-24 UNEF-2A | |
| 13 | 0.855 (21.72) | 0.825 (20.96) | 0.81250-.1P-0.2L-DS-2B | 0.650 (16.51) | 0.6875-24 UNEF-2A |
Dimensions (Square Flange Receptacles)
| Shell Size | A (in/mm) | B (in/mm) | C (in/mm) | D (in/mm) | E (in/mm) | SQ BSC | Threaded Thread |
|---|---|---|---|---|---|---|---|
| 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) / 0.2500-32 UNEF-2A |
| 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) / 0.3125-32 UNEF-2A |
| 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) / 0.4375-28 UNEF-2A |
| 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) / 0.5000-28 UNEF-2A |
| 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) / 0.5625-24 UNEF-2A |
| 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) / 0.625-24 UNEF-2A |
| 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) / 0.6875-24 UNEF-2A |
Panel Cutout (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) |
Dimensions (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 |
Panel Cutout (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) |
Dimensions (PC Tail Receptacles)
| Shell Size | A (in/mm) | Sq B Bsc | C (in/mm) | D (in/mm) | E (in/mm) | F (in/mm) | Holes | Thread | M (in/mm) | T (in/mm) | Flat |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 0.244 (6.20) | 0.175 (4.44) | 0.375-28 UNEF-2A |
| 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 | 0.330 (8.38) | 0.238 (6.05) | 0.4375-28 UNEF-2A | |
| 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 | 0.432 (10.97) | 0.327 (8.31) | 0.5625-32 UNEF-2A | |
| 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 | 0.493 (12.52) | 0.388 (9.86) | 0.5625-32 UNEF-2A | |
| 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) | 0.5625-0.05p-0.1L2A | 0.551 (14.00) | 0.446 (11.33) | 0.6250-28 UNEF-2A |
| 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 | 0.620 (15.75) | 0.516 (13.11) | 0.6875-28 UNEF-2A | |
| 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 | 0.703 (17.86) | 0.599 (15.21) | 0.8750-28 UNEF-2A |
Dimensions (PC Tail Receptacles - Continued)
| Shell Size | A Flat | C | N Flat | P | R | U | V Sq | W X | Clinch Nuts |
|---|---|---|---|---|---|---|---|---|---|
| 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) | 0.623 (15.82) | 2-56 | 0.030 (0.76) |
| 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) | 0.683 (17.35) | ||
| 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) | 0.743 (18.87) | ||
| 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) | 0.805 (20.45) | ||
| 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) | 0.927 (23.55) | 4-40 | 0.060 (1.52) |
| 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) | 0.990 (25.15) | ||
| 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) | 1.132 (28.75) |
PC Tail Diameter
| Contact Size | S |
|---|---|
| #23 | 0.018/0.022 |
| #20 | 0.028/0.024 |
| #16 | 0.060/0.064 |
| #12 | 0.092/0.096 |
2411041603_Bel-Fuse-MD801-007-16M7-10PF_C21032166.pdf