4x8 Sintered Bronze Bushing (Oilite Bushing), ISO 2795

For a 4 mm shaft in an 8 mm housing bore, this 4x8 sintered bronze bushing (ISO 2795) presses in and runs on the oil in its sintered wall. Modeled as 3 lengths from 3 to 6 mm, each as simplified STEP.

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

• Also searched as: 4x8 bushing, 4x8 x 3 to 4x8 x 6 bushings
• Model id: iso2795-c-4x8
• Standard: ISO 2795:2020 · size 4x8

Lengths

Length (mm)	Part key	Simplified
3	iso2795-c-4x8x3	STEP
4	iso2795-c-4x8x4	STEP
6	iso2795-c-4x8x6	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
d	Inside diameter		4		4	nominal	L2
D	Outside diameter		8		8	nominal	L2
C	Chamfer, maximum			0.3	0.3	single limit (max), modeled at the limit	L2
C_angle	Chamfer angle		45		45	nominal	L1

Drawing

As a PDF: CC-ISO2795-SZ-4x8.pdf.

The 4x8 sintered bronze bushing beside the 3x5 and the 4x7

The 4x8 is number 5 of the 20 ISO 2795 sintered bronze bushings published here, listed from 2x5 to 12x16.

• Inside diameter (d): 4 mm on the 4x8 sintered bronze bushing, against 3 mm on the 3x5 and 4 mm on the 4x7.
• Outside diameter (D): 8 mm on the 4x8 sintered bronze bushing, against 5 mm on the 3x5 and 7 mm on the 4x7.
• Chamfer, maximum (C): up to 0.3 mm on the 4x8 sintered bronze bushing, against up to 0.2 mm on the 3x5 and up to 0.3 mm on the 4x7.
• Chamfer angle (C_angle): 45° on the 4x8 sintered bronze bushing, the same on the 3x5 and the 4x7.

Other sizes

• One size smaller: 3x5 Sintered Bronze Bushing (Oilite Bushing), ISO 2795, 3 mm bore, 5 mm OD.
• One size larger: 4x7 Sintered Bronze Bushing (Oilite Bushing), ISO 2795, 4 mm bore, 7 mm OD.

Documents

• CC-ISO2795-DS-4x8.pdf: 4x8 datasheet: values with levels, lengths, sources
• CC-ISO2795-SZ-4x8.pdf: 4x8 drawing: this size's values on the views
• parts.json: the part record of every length (the platform contract)

Sources

bowman-iso2795-plain, iso2795-2020-sample, iso2795-2020-sample-figures, selfoil-iso2795-plain. Full citations: the method page and this size's datasheet.

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