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Compact and Bel Fuse MD801-009-07M6-4SB connector designed to prevent cross mating in demanding applications

Manufacturer:
Bel Fuse
Description:
Circular Connector Assemblies RoHS
Category:
Circular Connector Accessories/Circular Connector Assemblies
Specifications
Mfr. Part #:
MD801-009-07M6-4SB
Model Number:
MD801-009-07M6-4SB
Introduction

Bel Cinch MD801 Series Connectors

Product Overview

The Bel Cinch MD801 Series connectors are designed for demanding military and aerospace applications, offering high reliability and performance in extreme environments. Featuring a Dual-Start ACME thread, these connectors prevent cross-mating and resist vibration. Available in various shell sizes and insert arrangements, they support crimp, solder, and PC tail terminations, making them suitable for board-mount applications. The series provides robust solutions for critical components where leakage prevention is essential, even under severe temperature, pressure, and humidity changes.

Product Attributes

  • Brand: Bel Cinch
  • Product Line: MD801 Series
  • Key Markets: Military, Aerospace, Down-hole applications
  • Features: Dual-Start ACME thread, Hermetic sealing (available), Miniature MIL-DTL-38999 equivalent
  • Shell Material Options: Aluminum, Stainless Steel
  • Plating Options: Cadmium with olive drab chromate, Black hard anodize (RoHS), Black Zinc Nickel over Electroless Nickel (RoHS), Nickel PTFE, Electroless Nickel (RoHS), Passivated Stainless Steel (RoHS)

Technical Specifications

General 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 55 dB min from 100MHz 1000MHz
Durability 2000 mating cycles
IP Rating (Mated) IP67
Contact Sizes Supported #23, #20, #16, #12

Available Shell Sizes

  • 5, 6, 7, 8, 9, 10, 13

Contact Arrangements

  • Range from 1 to 130 contacts

Connector Types

  • Plugs (with banding platform or rear accessory thread)
  • Receptacles (Inline, Square Flange, Jam Nut)
  • Receptacles with PC Tail or Solder Cups

Plug Ordering Information Example

MD801- [Series] - [Shell Style] - [Shell Material/Finish] - [Shell Size/Insert Arrangement] - [Shell Keying] - [Contact Type]

Receptacle Ordering Information Example

MD801- [Series] - [Shell Style] - [Shell Material/Finish] - [Shell Size/Insert Arrangement] - [Shell Keying] - [Contact Type]

Dimensions (Example: Plugs)

Shell Size A (in/mm) B (in/mm) Thread D (in/mm) 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
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 (Example: 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
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 (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) Thread 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
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 (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)
13 0.828 (21.03) 0.328 (8.33) 0.130 (3.30) 0.126 (3.20)

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 Thread 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
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 (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)
13 0.851 (21.62) 0.880 (22.35)

Dimensions (Example: Receptacles with PC Tails)

Shell Size A (in/mm) Sq B Bsc (in/mm) C (in/mm) D (in/mm) E (in/mm) F (in/mm) J (in/mm) K (in/mm) L (in/mm) M (in/mm) T (in/mm) Flat 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)
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) 0.130 (3.30) 0.126 (3.11) 0.812-1P-0.2L2A 0.8750-28 UNEF-2A 0.703 (17.86) 0.599 (15.21)

Dimensions (Continued: Receptacles with PC Tails)

Shell Size A Flat (in/mm) C Flat (in/mm) N Flat (in/mm) P (in/mm) R (in/mm) U (in/mm) V (in/mm) Sq W (in/mm) X (in/mm) 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)
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 (in) P (in)
#23 0.018/0.022
#20 0.028/0.024
#16 0.060/0.064
#12 0.092/0.096

2411061352_Bel-Fuse-MD801-009-07M6-4SB_C21598331.pdf

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