
7NGFF-F0-0402 (NGFF M KEY H:4.0mm) is an M.2 (NGFF) expansion card slot connector in KINGCONN's m-2 series. It has a pitch of 0.50 mm and a mated height of 4.0 mm, with contacts in phosphor bronze and a hold-down in SUS 304, housed in a black UL94V-0 rated housing. Connectors of this type are used on motherboards and add-in cards to mount M.2 modules such as SSDs and wireless cards in laptops, desktops and embedded systems. The part is RoHS compliant, and the engineering drawing (PDF) is available for download on this page.
7NGFF-F0-0402 is part of the KINGCONN M.2 series (Expansion Card Slots). The catalogue description reads, verbatim: "NGFF M KEY H:4.0mm". Everything stated on this page comes from engineering drawing 7NGFF-F0-0402, revision A, which downloads from this page.
Materials and markings as recorded on the drawing: Contact material PHOSPHOR BRONZE; Hold-down material SUS 304; UL flammability rating UL94V-0; Housing colour BLACK. The part is marked RoHS compliant.
The KINGCONN M.2 series lists 5 models.
Across the series, mated heights cover 3.2mm, 4mm and 4.2mm — those are series ranges, not this model's values; read the individual drawing for the model you shortlist.
This model's own drawing states: Pitch 0.50 mm; Mated height 4.0 mm.
M.2 series M.2 Key Types (A / B / M / E), M.2 Sizes and the M.2 Connector
This part belongs to the Expansion Card Slots group. These application pages set out the connector considerations for each:
The engineering drawing (PDF) downloads directly from this page — drawing 7NGFF-F0-0402, revision A — with dimensions and pin assignment. Every cell of the specification table below comes from that drawing.
For samples or pricing use the RFQ button on this page; the subject line is pre-filled with the part number.
It is a KINGCONN M.2 series part (Expansion Card Slots). The catalogue description is "NGFF M KEY H:4.0mm", and the source drawing is 7NGFF-F0-0402 revision A.
From source drawing 7NGFF-F0-0402 (revision A): Pitch 0.50 mm; Mated height 4.0 mm; Contact material PHOSPHOR BRONZE; Hold-down material SUS 304; UL flammability rating UL94V-0; Housing colour BLACK; RoHS compliant. The specification table further down this page lets you check every value.
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Yes. The 7NGFF-F0-0402 drawing PDF downloads from this page with dimensions and pin assignment; every cell of the specification table traces back to it.
Source: engineering drawing for this part number 7NGFF-F0-0402 rev. A