30 B-type slot 8 M4 Hammer-head T-slot Nut (Drop-in T-nut), Hammer-head T-slot nut

A neck 7.8 mm wide in the slot's opening, a body 15 mm by 8 mm, 6.3 mm high overall: the 30 B-type slot 8 M4 hammer-head T-slot nut. Get it as simplified and threaded STEP files.

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

• Also searched as: 30 B-type slot 8 M4 T-slot nut
• Model id: slot-nuts-hammer-b8-m4
• Standard: Hammer-head T-slot nut · size 30 B-type slot 8 M4

Files

Part key	Simplified	Threaded
slot-nuts-hammer-b8-m4	STEP	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
w	Body width across the slot		15		15	nominal	L1
l	Body length along the slot		8		8	nominal	L1
b	Neck width		7.8		7.8	nominal	L1
h	Overall height		6.3		6.3	nominal	L1
k	Body height		5.5		5.5	nominal	L1
n	Neck height		0.8		0.8	nominal	L1

Drawing

As a PDF: CC-TNUTH-SZ-b8-M4.pdf.

The 30 B-type slot 8 M4 hammer-head T-slot nut beside the 20 B-type slot 6 M4 and the 30 B-type slot 8 M5

The 30 B-type slot 8 M4 is number 3 of the 8 Hammer-head T-slot nut hammer-head T-slot nuts published here, listed from 20 B-type slot 6 M3 to slot 10 M8.

• Body width across the slot (w): 15 mm on the 30 B-type slot 8 M4 hammer-head T-slot nut, against 10 mm on the 20 B-type slot 6 M4 and 15 mm on the 30 B-type slot 8 M5.
• Body length along the slot (l): 8 mm on the 30 B-type slot 8 M4 hammer-head T-slot nut, against 6 mm on the 20 B-type slot 6 M4 and 8 mm on the 30 B-type slot 8 M5.
• Neck width (b): 7.8 mm on the 30 B-type slot 8 M4 hammer-head T-slot nut, against 5.8 mm on the 20 B-type slot 6 M4 and 7.8 mm on the 30 B-type slot 8 M5.
• Overall height (h): 6.3 mm on the 30 B-type slot 8 M4 hammer-head T-slot nut, against 4.1 mm on the 20 B-type slot 6 M4 and 6.3 mm on the 30 B-type slot 8 M5.
• Body height (k): 5.5 mm on the 30 B-type slot 8 M4 hammer-head T-slot nut, against 3.3 mm on the 20 B-type slot 6 M4 and 5.5 mm on the 30 B-type slot 8 M5.
• Neck height (n): 0.8 mm on the 30 B-type slot 8 M4 hammer-head T-slot nut, the same on the 20 B-type slot 6 M4 and the 30 B-type slot 8 M5.

Other sizes

• One size smaller: 20 B-type slot 6 M4 Hammer-head T-slot Nut (Drop-in T-nut), Hammer-head T-slot nut, 10 mm × 6 mm, 4.1 mm high.
• One size larger: 30 B-type slot 8 M5 Hammer-head T-slot Nut (Drop-in T-nut), Hammer-head T-slot nut, 15 mm × 8 mm, 6.3 mm high.

Documents

• CC-TNUTH-DS-b8-M4.pdf: b8-M4 datasheet: values with levels, sources
• CC-TNUTH-SZ-b8-M4.pdf: b8-M4 drawing: this size's values on the views
• parts.json: the part record of this size (the platform contract)

Sources

misumi-hammer-nuts, motedis-hammer-nuts, rule-misumi-hammer-nut-neck, rule-motedis-hammer-nut-heights. Full citations: the method page and this size's datasheet.

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