| PartNumber | 919-121P-51SX | 919-128J-51SX | 919-124J-71P |
| Description | RF Connectors / Coaxial Connectors STRT PLG 178/196 GLD | RF Connectors / Coaxial Connectors BULKHEAD JACK FOR RG 316 | RF Connectors / Coaxial Connectors MCX |
| Manufacturer | Amphenol | Amphenol | Amphenol |
| Product Category | RF Connectors / Coaxial Connectors | RF Connectors / Coaxial Connectors | RF Connectors / Coaxial Connectors |
| RoHS | E | E | E |
| Product | Connectors | Connectors | PCB Connectors |
| RF Series | MCX | MCX | MCX |
| Gender | Plug | Jack | Jack |
| Impedance | 50 Ohms | 50 Ohms | 75 Ohms |
| Minimum Frequency | - | - | - |
| Maximum Frequency | 6 GHz | 6 GHz | 6 GHz |
| Termination Style | Cable - Crimp | Cable - Crimp | Solder Pin |
| Orientation | Straight | Straight | Straight |
| Mounting Type | - | Bulkhead - Rear Mount | - |
| Cable Type | RG-178, RG-178A, RG-196, M17/93 | - | - |
| Packaging | Bulk | Bulk | - |
| Body Material | Brass | Brass | Brass |
| Body Style | Straight | Bulkhead | - |
| Contact Plating | Gold | Gold | Gold |
| Contact Termination | Crimp | Crimp | Solder |
| Isolation | Non-Isolated | Non-Isolated | Non-Isolated |
| Series | MCX | MCX | MCX |
| Brand | Amphenol RF | Amphenol RF | Amphenol RF |
| Contact Material | Beryllium Copper | Beryllium Copper | Beryllium Copper |
| Body Finish | Gold | Gold | Copper-Tin-Zinc Alloy |
| Coupling Mechanism | Push On | Push On | Push On |
| Mating Cycles | 500 | 500 | 500 |
| Maximum Operating Temperature | + 165 C | + 165 C | + 165 C |
| Minimum Operating Temperature | - 65 C | - 65 C | - 65 C |
| Product Type | RF Connectors / Coaxial Connectors | RF Connectors / Coaxial Connectors | RF Connectors / Coaxial Connectors |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | RF Interconnects | RF Interconnects | RF Interconnects |
| Part # Aliases | 713-4715 | MCX6421A1-3GT30G-316U-50 | - |
| Unit Weight | 0.105822 oz | 0.123459 oz | - |