M6x6.8 Heat-set Insert (Threaded Insert For Printed Parts), Heat-set threaded insert

The M6x6.8 heat-set insert (Heat-set threaded insert): length 6.8 mm, knurl outside diameter 8.7 mm, pilot diameter 7.9 mm. Available as simplified and threaded STEP files.

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

• Also searched as: M6x6.8 insert
• Model id: heat-set-inserts-m6x6-8
• Standard: Heat-set threaded insert · size M6x6.8

Files

Part key	Simplified	Threaded
heat-set-inserts-m6x6-8	STEP	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
L	Length		6.8		6.8	nominal	L0 (nom: one source)
d1	Knurl outside diameter		8.7		8.7	nominal	L0 (nom: one source)
d2	Pilot diameter		7.9		7.9	nominal	L0 (nom: one source)

Drawing

As a PDF: CC-HSINSERT-SZ-M6x6.8.pdf.

What each maker states

• Recommended hole, per maker: ruthex 8.0 mm.
• Wall around the hole, per maker: ruthex 3.3 mm.
• Minimum hole depth, per maker: ruthex 7.8 mm.
• The hole depth is each maker's callout on its drawing added to that maker's L, read twice by Claude, and the two reads agree.

The M6x6.8 heat-set insert beside the M5x9.5 and the M6x12.7

The M6x6.8 is number 13, counting from the smallest, of the 15 Heat-set threaded insert heat-set inserts published here, from M2x3 to M8x12.7.

• Length (L): 6.8 mm on the M6x6.8 heat-set insert, against 9.5 mm on the M5x9.5 and 12.7 mm on the M6x12.7.
• Knurl outside diameter (d1): 8.7 mm on the M6x6.8 heat-set insert, against 7.1 mm on the M5x9.5 and 8.7 mm on the M6x12.7.
• Pilot diameter (d2): 7.9 mm on the M6x6.8 heat-set insert, against 6.3 mm on the M5x9.5 and 7.9 mm on the M6x12.7.

Other sizes

• One size smaller: M5x9.5 Heat-set Insert (Threaded Insert For Printed Parts), Heat-set threaded insert.
• One size larger: M6x12.7 Heat-set Insert (Threaded Insert For Printed Parts), Heat-set threaded insert.

Documents

• CC-HSINSERT-DS-M6x6.8.pdf: M6x6.8 datasheet: values with levels, sources
• CC-HSINSERT-SZ-M6x6.8.pdf: M6x6.8 drawing: this size's values on the views
• parts.json: the part record of this size (the platform contract)

Sources

ruthex-inserts. Full citations: the method page and this size's datasheet.

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