2242-BM NVMe SSD (Gumstick SSD), B+M Key, M.2 card

The 2242-BM NVMe SSD (M.2 card, B+M key): card width 22 mm, card length 42 mm, pcb thickness 0.8 mm. Available as simplified STEP files.

How these parts are made, and what the levels mean: read the method

• Also searched as: 2242-BM card
• Model id: m2-2242-bm
• Standard: M.2 card · size 2242

Files

Part key	Simplified
m2-2242-bm	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
W	Card width	21.85	22	22.15	22	nominal	L1
L	Card length	41.85	42	42.15	42	nominal	L1
t	PCB thickness		0.8		0.8	nominal	L1
bw	Edge tab width		19.85		19.85	nominal	L1
rs	Shoulder radius		0.5		0.5	nominal	L0 (nom: one source)
ks	Key slot width		1.2		1.2	nominal	L0 (nom: one source)
km	M key slot offset		6.125		6.125	nominal	L1
kb	B key slot offset		5.625		5.625	nominal	L1
kd	Key slot depth		3.5		3.5	nominal	L0 (nom: one source)
pp	Gold pad pitch		0.5		0.5	nominal	L0 (nom: one source)
pw	Gold pad width		0.35		0.35	nominal	L0 (nom: one source)
pe	Gold pad leading edge			0.55	0.55	single limit (max), modeled at the limit	L0 (max: one source)
plt	Top gold pad length		2		2	nominal	L0 (nom: one source)
plb	Bottom gold pad length		2.5		2.5	nominal	L0 (nom: one source)
cl	Lead-in chamfer length		0.3		0.3	nominal	L1
ca	Lead-in chamfer angle		20		20	nominal	L1
ko	Top component keep-out from the edge	4			4	single limit (min), modeled at the limit	L0 (min: one source)
dn	Mounting notch diameter		3.5		3.5	nominal	L1
dpt	Top-side ground pad diameter		5.5		5.5	nominal	L1
dpb	Bottom-side ground pad diameter		6		6	nominal	L1
ht	Top-side component height, S3/D3/D5			1.5	1.5	single limit (max), modeled at the limit	L1
ht2	Top-side component height, S2/D2			1.35	1.35	single limit (max), modeled at the limit	L1
hb2	Bottom-side component height, D2			1.35	1.35	single limit (max), modeled at the limit	L1

Drawing

As a PDF: CC-M2CARD-SZ-2242.pdf.

The 2242-BM NVMe SSD beside the 2230-BM and the 2260-BM

The 2242-BM is number 2 of the 4 M.2 card NVMe SSDs published here, listed from 2230-BM to 2280-BM.

• Card width (W): 22 mm on the 2242-BM NVMe SSD, the same on the 2230-BM and the 2260-BM.
• Card length (L): 42 mm on the 2242-BM NVMe SSD, against 30 mm on the 2230-BM and 60 mm on the 2260-BM.
• PCB thickness (t): 0.8 mm on the 2242-BM NVMe SSD, the same on the 2230-BM and the 2260-BM.
• Edge tab width (bw): 19.85 mm on the 2242-BM NVMe SSD, the same on the 2230-BM and the 2260-BM.
• Shoulder radius (rs): 0.5 mm on the 2242-BM NVMe SSD, the same on the 2230-BM and the 2260-BM.
• Key slot width (ks): 1.2 mm on the 2242-BM NVMe SSD, the same on the 2230-BM and the 2260-BM.
• M key slot offset (km): 6.125 mm on the 2242-BM NVMe SSD, the same on the 2230-BM and the 2260-BM.
• B key slot offset (kb): 5.625 mm on the 2242-BM NVMe SSD, the same on the 2230-BM and the 2260-BM.

The 2242-BM NVMe SSD in its other versions

• 2242 NVMe SSD (Gumstick SSD), M.2 card, with the same values.

Other sizes

• One size smaller: 2230-BM NVMe SSD (Gumstick SSD), B+M Key, M.2 card.
• One size larger: 2260-BM NVMe SSD (Gumstick SSD), B+M Key, M.2 card.

Documents

• CC-M2CARD-DS-2242.pdf: 2242 datasheet: values with levels, sources
• CC-M2CARD-SZ-2242.pdf: 2242 drawing: this size's values on the views
• parts.json: the part record of this size (the platform contract)

Sources

advantech-sqf-c3m-730d-r0-2, apacer-p200-2260-r1-0, apacer-pv910-m230, innodisk-3me4-p1-4, innodisk-3te6-p0-3, kimtigo-tp3500-v1-0, transcend-m2-1812, udinfo-m2p-30de-v1-1, udinfo-m2p-42de-r1-0, udinfo-m2p-80dc-r1-0, wd-sn530-v1-0. Full citations: the method page and this size's datasheet.

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