Shrouded 4-Wall with Latch Holder – Vibration-Resistant Mating
The 0878314420: A keying slot in the housing prevents mis-mating with non-keyed receptacles — useful when multiple similar headers sit on the same board.

Molex Milli-Grid 87831 series, 44-position, 2-row, 2.00 mm pitch, through-hole, shrouded 4-wall header, gold mating finish, latch holder, UL94 V-0, ROHS3 compliant.
| Parameter | Value |
|---|---|
| Series | Milli-Grid 87831 |
| Gender | Male Pin |
| Mounting type | Through Hole |
| Connector type | Header |
| Fastening type | Latch Holder |
| Voltage rating | 125V |
| Current rating | 2A |
| Operating temperature | -55°C ~ 105°C |
| Contact material | Phosphor Bronze |
| Insulation color | Black |
| Insulation height | 0.252\" (6.40mm) |
| Insulation material | Polyamide (PA), Nylon, Glass Filled |
| Material flammability rating | UL94 V-0 |
| Style | Board to Board or Cable |
| Package | Tube |
| Features | Keying Slot |
| Shrouding | Shrouded - 4 Wall |
| Termination | Solder |
| Applications | Automotive, General Purpose, Telecommunications |
| Contact shape | Square |
| Rows | 2 |
| Pitch | 0.079\" (2.00mm) |
| Positions | 44 |
| Row spacing - mating | 0.079\" (2.00mm) |
| Contact finish - post | Tin |
| Contact length - post | 0.098\" (2.50mm) |
| Contact finish - mating | Gold |
| Contact length - mating | 0.141\" (3.60mm) |
| Contact finish thickness - post | 74.8µin (1.90µm) |
| Contact finish thickness - mating | 15.0µin (0.38µm) |
The 0878314420: A keying slot in the housing prevents mis-mating with non-keyed receptacles — useful when multiple similar headers sit on the same board.
The 0878314420 mates with a Milli-Grid 87831-series receptacle housing and crimp terminals.
Yes — the part is ROHS3 compliant per the manufacturer's listing.