| Mother Board, Daughter Board, and Printed Circuit Connectors |
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M55302/
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Body Type/Contact Style
| 166 = |
MB-P (Mother Board, Printed Circuit Board Termination) |
| 167 = |
MB-W (Mother Board, Wire-Wrap Contacts) |
| 168 = |
PC (Printed Circuit, 90° Printed Circuit Board Termination) |
| 170 = |
DB (Daughter Board, 90° Printed Circuit Board Termination) |
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Number of Rows
| A = |
2 Rows |
| B = |
3 Rows |
| C = |
4 Rows |
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Number of Contacts per Row
Contact counts per row range from 10 to 100
Only 2 digits permitted in this space.
For 100 contacts per row, use 00. |
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Tail Length
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Tail Finish
| 1 = |
Tin lead per MIL-P-81728, 50 to 70% tin, .0001 min thick over copper |
| 2 = |
Gold per MIL-G-45204, type II, grade C, class 00 (01 for MB-W) over nickel per QQ-N-290 |
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| Input/Output Connectors |
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M55302/169 |
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Body Type
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Number of Rows
| A = |
2 Rows |
| B = |
3 Rows |
| C = |
4 Rows |
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Number of Contacts per Row
Contact counts per row range from 10 to 100
Only 2 digits permitted in this space.
For 100 contacts per row, use 00. |
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Contact Type/Finish
| 1 = |
Crimp contact - Tin lead per MIL-P-81728, 50 to 70% tin, .001 min. thick over copper |
| 2 = |
Crimp contact - Gold per MIL-G-45204, type II, grade C, class 1 over copper |
| 3 = |
Connectors supplied less contacts |
| 4 = |
PCB contacts installed with .145 +/- .025 stickout - Tin lead per MIL-P-81728, 50 to 70% tin, .0001 min. thick over copper |
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