Metric Size, Stainless Steel
Countersunk Washers with Plastic Cover Disk

GN 185


RoHS Compliant


Specification
Information

Washer: Stainless steel, European Standard 1.4305 (American Standard series 303)
Plastic disk: Technopolymer (Polyamide PA), white

Shipping

GN 185 countersunk washers are used for shrouding screw joints when a visually appealing finish is desired.
Plastic disks are supplied as a standard item to avoid damage to finished surfaces.

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Dimensions in:

millimeters
(inches)

Part
Number
d1 d2 d3 s1 s2 for countersunk
head screws
DIN 7991 /
DIN ISO 2009
18WBAC
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18
(.71)
4.3
(.17)
8.5
(.33)
3
(.12)
.08
(.003)
M4
20WBAC
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20
(.79)
5.3
(.21)
10.5
(.42)
3.5
(.14)
1
(.039)
M5
22WBAC
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22
(.87)
6.4
(.26)
12.6
(.50)
4
(.16)
1
(.039)
M6
26WBAC
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26
(1.02)
8.4
(.33)
16.8
(.67)
5
(.20)
1
(.039)
M8