M3 Small Flat Washer (Small Plain Washer), ISO 7092

Made for M3 screws, this small flat washer (ISO 7092) has a 3.2 mm hole and is 6 mm across, 0.5 mm thick. Download it as simplified STEP files.

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

• Also searched as: M3 washer
• Model id: iso7092-m3
• Standard: ISO 7092:2000 · size M3

Files

Part key	Simplified
iso7092-m3	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
d1	Inside diameter	3.2	3.2	3.38	3.2	nominal	L2
d2	Outside diameter	5.7	6	6	6	nominal	L2
h	Thickness	0.45	0.5	0.55	0.5	nominal	L2

Drawing

As a PDF: CC-ISO7092-SZ-M3.pdf.

Goes with the M3 small flat washer

• ISO 4762 socket head cap screw in 9 lengths from 5 to 30 mm, the same size as this M3 small flat washer: M3 Socket Head Cap Screw (Allen Bolt), ISO 4762 / DIN 912
• ISO 4017 hex head screw in 8 lengths from 6 to 30 mm, the same size as this M3 small flat washer: M3 Hex Head Screw (Hex Bolt), ISO 4017
• ISO 4032 hex nut, the same size as this M3 small flat washer: M3 Hex Nut (Hexagon Nut), ISO 4032 / DIN 934

The M3 small flat washer beside the M2.5 and the M4

The M3 is number 3, counting from the smallest, of the 7 ISO 7092 small flat washers published here, from M2 to M8.

• Inside diameter (d1): 3.2 mm on the M3 small flat washer, against 2.7 mm on the M2.5 and 4.3 mm on the M4.
• Outside diameter (d2): 6 mm on the M3 small flat washer, against 5 mm on the M2.5 and 8 mm on the M4.
• Thickness (h): 0.5 mm on the M3 small flat washer, the same on the M2.5 and the M4.

Other sizes

• One size smaller: M2.5 Small Flat Washer (Small Plain Washer), ISO 7092, 2.7 mm hole, 5 mm OD.
• One size larger: M4 Small Flat Washer (Small Plain Washer), ISO 7092, 4.3 mm hole, 8 mm OD.

Documents

• CC-ISO7092-DS-M3.pdf: M3 datasheet: values with levels, sources
• CC-ISO7092-SZ-M3.pdf: M3 drawing: this size's values on the views
• parts.json: the part record of this size (the platform contract)

Sources

amesweb-iso7092, fasten-it-iso7092, fasteners-eu-iso7092, iso7092-2000-sample. Full citations: the method page and this size's datasheet.

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