40 Fan Guard (Fan Grill), Wire fan guard

With eyelets 32 mm apart for 4 mm screws, the 40 fan guard (Wire fan guard) is 31.5 mm across its outer ring and 4.8 mm high. Here as simplified STEP files.

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

• Also searched as: 40 guard
• Model id: fan-guards-40
• Standard: Wire fan guard · size 40

Files

Part key	Simplified
fan-guards-40	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
e	Mounting hole spacing		32		32	nominal	L1
dh	Mounting hole diameter		4		4	nominal	L1
D	Outside ring diameter		31.5		31.5	nominal	L1
h	Guard height		4.8		4.8	nominal	L1
d_ring	Ring wire diameter		1.8		1.8	nominal	L1
d_rib	Rib wire diameter		2.2		2.2	nominal	L1

Drawing

As a PDF: CC-FANGUARD-SZ-40.pdf.

The 40 fan guard beside the 30 and the 60

The 40 is number 2 of the 6 Wire fan guard fan guards published here, listed from 30 to 120.

• Mounting hole spacing (e): 32 mm on the 40 fan guard, against 24 mm on the 30 and 50 mm on the 60.
• Mounting hole diameter (dh): 4 mm on the 40 fan guard, against 3.2 mm on the 30 and 4.57 mm on the 60.
• Outside ring diameter (D): 31.5 mm on the 40 fan guard, against 21.8 mm on the 30 and 53.2 mm on the 60.
• Guard height (h): 4.8 mm on the 40 fan guard, against 4.8 mm on the 30 and 5.2 mm on the 60.
• Ring wire diameter (d_ring): 1.8 mm on the 40 fan guard, against 1.6 mm on the 30 and 1.6 mm on the 60.
• Rib wire diameter (d_rib): 2.2 mm on the 40 fan guard, against 1.6 mm on the 30 and 1.6 mm on the 60.

Other sizes

• One size smaller: 30 Fan Guard (Fan Grill), Wire fan guard, holes 24 mm apart, 21.8 mm ring, 4.8 mm high.
• One size larger: 60 Fan Guard (Fan Grill), Wire fan guard, holes 50 mm apart, 53.2 mm ring, 5.2 mm high.

Documents

• CC-FANGUARD-DS-40.pdf: 40 datasheet: values with levels, sources
• CC-FANGUARD-SZ-40.pdf: 40 drawing: this size's values on the views
• parts.json: the part record of this size (the platform contract)

Sources

mechatronics-fan-guards, qualtek-fan-guards, sepa-fan-guards. Full citations: the method page and this size's datasheet.

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