Manufacturer: Yamato Electric Industry Co., Ltd
Model: MA
- This is a standard 90° angle connector for connecting control panels and flexible conduits.
- It uses a guide collar that protects both the inner and outer diameters of the conduit end, along with a specially developed tightening ring for secure fastening and fixing.
- Waterproof and dustproof construction: Protection grade IP67 (Refer to p.12 for the list of compatible conduits and connectors)

Model/Code | Thread Type A | B | C (Inner Diameter) | L (Pre-Tightening Length) | L1 | Flat-to-flat dimension D | Flat-to-flat dimension D1 | Flat-to-flat dimension D2 | Flat-to-flat dimension D3 | Weight (g) | Quantity / Box (pcs) |
Electrical Conduit Thread | Thin-Walled Conduit Thread | Recommended Mounting Hole Diameter |
MA-10-16 | CTG 16 | G 1/2 | 21 | 14 | 8.2 | 37 | 33 | 27 | 29 | 27 | 29 | 82 | 10 |
12-16 | CTG 16 | G 1/2 | 21 | 14 | 10.7 | 39.5 | 37 | 27 | 29 | 27 | 29 | 82 | 10 |
16-16 | CTG 16 | G 1/2 | 21 | 14 | 14 | 42.5 | 40 | 32 | 34.5 | 27 | 29 | 114 | 8 |
16-22 | CTG 22 | G3/4 | 27 | 14 | 14 | 42 | 42 | 32 | 34.5 | 36 | 39 | 136 | 8 |
22-22 | CTG 22 | G3/4 | 27 | 14 | 18.9 | 48 | 49 | 36 | 39 | 36 | 39 | 158 | 6 |
28-28 | CTG 28 | G 1 | 34 | 16 | 24.5 | 54.5 | 57 | 46 | 50 | 46 | 50 | 258 | 4 |
36-36 | CTG 36 | G 11/4 | 42 | 18 | 33.1 | 59.5 | 65 | 54 | 58.5 | 54 | 58.5 | 365 | 3 |
42-42 | CTG 42 | G 11/2 | 48 | 18 | 38.1 | 66.5 | 73 | 60 | 65 | 60 | 65 | 500 | 2 |
54-54 | CTG 54 | G 2 | 60 | 20 | 49.4 | 80.5 | 91 | 75 | 81 | 77 | 84 | 870 | 1 |
70-70 | CTG 70 | G 2 1/2 | 76 | 27 | 60.8 | 104 | 111.5 | 95 | 103 | 95 | 103 | 1900 | 1 |
82-82 | CTG82 | G3 | 88 | 30 | 71.6 | 123 | 130.5 | 110 | 119 | 110 | 119 | 2500 | 1 |
Material | Main body: Zinc alloy die-cast, black trivalent chromate-treated steel |
Remarks | |
Model/Code | Thread Type A | B | C (Inner Diameter) | L (Pre-Tightening Length) | L1 | Flat-to-flat dimension D | Flat-to-flat dimension D1 | Flat-to-flat dimension D2 | Flat-to-flat dimension D3 | Weight (g) | Quantity / Box (pcs) |
Electrical Conduit Thread | Thin-Walled Conduit Thread | Recommended Mounting Hole Diameter |
MA-10-19 | CTC 19 | — | 20 | 14 | 8.2 | 37 | 33 | 27 | 29 | 27 | 29 | 70 | 10 |
12-19 | CTC 19 | — | 20 | 14 | 10.7 | 39.5 | 37 | 27 | 29 | 27 | 29 | 76 | 10 |
16-19 | CTC 19 | — | 20 | 14 | 14 | 42.5 | 40 | 32 | 34.5 | 27 | 29 | 105 | 8 |
22-25 | CTC 25 | — | 26 | 14 | 18.9 | 48 | 49 | 36 | 39 | 36 | 39 | 150 | 6 |
28-31 | CTC31 | — | 32 | 16 | 24.5 | 54.5 | 57 | 46 | 50 | 46 | 50 | 250 | 4 |
36-39 | CTC39 | — | 39 | 18 | 32 | 59.5 | 65 | 54 | 58.5 | 54 | 58.5 | 357 | 3 |
42-51 | CTC51 | — | 51 | 18 | 38.1 | 66.5 | 73 | 60 | 65 | 60 | 65 | 534 | 2 |
54-63 | CTC 63 | — | 64 | 20 | 49.4 | 80.5 | 91 | 75 | 81 | 77 | 84 | 938 | 1 |
70-75 | CTC 75 | — | 77 | 27 | 60.8 | 104 | 111.5 | 95 | 103 | 95 | 103 | | 1 |
Material | Main body: Zinc alloy die-cast, black trivalent chromate-treated steel |
Remarks | |