Amphenol Aerospace offers a range of high-performance contacts designed for MIL-DTL-38999 connectors, including Series I LJT, II JT, III TV, and HD. These contacts are engineered for demanding applications and are available in various configurations, including crimp, solder, and hermetic sealing options. They are suitable for use in power, coaxial, and twinaxial applications, with specific designs for high-speed data transmission. The product line also includes sealing plugs for various contact sizes.
| Service Rating | Suggested Oper. Voltage (Sea Level) AC (RMS) | Suggested Oper. Voltage (Sea Level) DC | Test Voltage (Sea Level) AC (RMS) | Test Voltage 50,000 Ft. AC (RMS) | Test Voltage 70,000 Ft. AC (RMS) | Test Voltage 110,000 Ft. AC (RMS) |
|---|---|---|---|---|---|---|
| M | 400 | 500 | 1300 | 550 | 350 | 200 |
| N | 300 | 450 | 1000 | 400 | 260 | 200 |
| I | 600 | 850 | 1800 | 600 | 400 | 200 |
| II | 900 | 1250 | 2300 | 800 | 500 | 200 |
| Contact Size | Test Current (Amps) | Maximum Millivolt Drop Crimp* | Maximum Millivolt Drop Crimp Hermetic Solder* | Maximum Millivolt Drop Hermetic* |
|---|---|---|---|---|
| 23 | 5 | 3 | 73 | 20 |
| 22M | 3 | 2 | 45 | 20 |
| 22D | 5 | 3 | 73 | 20 |
| 22 | 5 | 3 | 73 | 20 |
| 20 | 7.5 | 5 | 55 | 20 |
| 16 | 13 | 10 | 49 | 20 |
| 12 | 23 | 17 | 42 | 20 |
| 10 (Power) | 33 | NA | 33 | NA |
| 8 (Power) | 46 | NA | 26 | NA |
| 4 | 80 | NA | 23 | NA |
| 0 | 150 | NA | 21 | NA |
| Contact Size | Crimp Well Diameter | Crimp Well Depth | Solder Well Diameter | Solder Well Nominal Depth |
|---|---|---|---|---|
| 23 | .0345 .0010 | .141 | .0345 .0010 | .130 |
| 22M | .028 .001 | .141 | .029 +.004 .000 | |
| 22D | .0345 .0010 | .141 | .036 +.004 -.000 | .094 |
| 22 | .0365 .0010 | .141 | .036 +.004 -.000 | .094 |
| 20 | .047 .001 | .209 | .044 +.004 -.004 | .125 |
| 16 | .067 .001 | .209 | .078 +.000 -.004 | .141 |
| 12 | .100 .002 | .209 | .116 +.004 -.002 | .141 |
| 10 (Power) | .137 .002 | .355 | NA | NA |
| 8 (Power) | .181 .002 | .490 | NA | NA |
| 4 | .281 .002 | .490 | NA | NA |
| 0 | .453 .002 | .585 | NA | NA |
| Contact Size | JT/LJT/SJT Pins MS No. | JT Socket MS No. | LJT/SJT Sockets MS No. |
|---|---|---|---|
| 8 (Coax)* | M39029/60-367 | NA | M39029/59-366 |
| 8 (Twinax) | M39029/90-529** | NA | M39029/91-530 |
| 10 (Power) | M39029/58-528 | NA | M39029/56-527 |
| 12 | M39029/58-365 | M39029/57-359 | M39029/56-353 |
| 16 | M39029/58-364 | M39029/57-358 | M39029/56-352 |
| Contact Size | CTV Pins Commercial No. | CTV Pins Military No. | CTV Pins Supersedes | CTV Sockets Commercial No. | CTV Sockets Military No. | CTV Sockets Supersedes |
|---|---|---|---|---|---|---|
| 12 | 10-597072-2X | M39029/107-623 | 10-597073-2X | M39029/106-617 | ||
| 16 | 10-597068-2X | M39029/107-622 | 10-597069-2X | M39029/106-616 | ||
| 20 | 10-597064-2X | M39029/107-621 | 10-597065-2X | M39029/106-615 | ||
| 22D | 10-597058-3X | M39029/107-620 | 10-597061-2X | M39029/106-614 |
(See table for MIL-DTL-38999 Series III Standard 500 Cycle Contacts for TV and CTV, P & S as applicable for 1500 cycle ratings.)
| Contact Size | TV/CTV Pins Military No. | TV/CTV Pins Supersedes | TV/CTV Sockets Military No. | TV/CTV Sockets Supersedes |
|---|---|---|---|---|
| 8 (Coax)* | M39029/60-367 | MS27536 | M39029/59-366 | MS27535 |
| 8 (Power) | Contact Factory | |||
| 8 (Twinax) | M39029/90-529** | N/A | M39029/91-530 | N/A |
| 10 (Power) | M39029/58-528 | N/A | M39029/56-527 | N/A |
| 12 | M39029/58-365 | MS27493-12 | M39029/56-353 | MS27490-12 |
| 16 | M39029/58-364 | MS27493-16 | M39029/56-352 | MS27490-16 |
| 20 | M39029/58-363 | MS27493-20 | M39029/56-351 | MS27490-20 |
| 22D | M39029/58-360 | MS27493-22D | M39029/56-348 | MS27490-22D |
| 4 | N/A | N/A | N/A | N/A |
| 0 | N/A | N/A | N/A | N/A |
| Contact Size | JT/LJT Pins MS No. | JT Socket MS No. | LJT/SJT Sockets MS No. |
|---|---|---|---|
| 20 | M39029/58-363 | M39029/57-357 | M39029/56-351 |
| 22 | M39029/58-362 | M39029/57-356 | M39029/56-350 |
| 22M | M39029/58-361 | M39029/57-355 | M39029/56-349 |
| 22D | M39029/58-360 | M39029/57-354 | M39029/56-348 |
| Contact Size | Commercial No. | Military No. |
|---|---|---|
| 8 (Coax) | 10-482099-8 | N/A |
| 8 (Twinax) | T3-4008-59P | N/A |
| 8 (Power) | 10-405996-83 | MS27488-8-3 |
| 10 (Power) | T3-4010-59P | M85049/81-10 |
| 12 | 10-405996-122 | MS27488-12-2 |
| 16 | 10-405996-162 | MS27488-16-2 |
| 20 | 10-405996-202 | MS27488-20-2 |
| 22D | 10-405996-222 | MS27488-22-2 |
| 4 | 10-405996-43 | MS27488-4-3 |
| 0 | 10-405996-03 | MS27488-0-3 |
