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DIN 7980 

Spring washers for cylinder screws
Material: Spring steel | Surface: bright

Diameter (d)

Packingunit

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Item no.: 7980FST10

Description

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Standard has been withdrawn without replacement
Item no.: 7980FST10
DIN 7980 | spring steel | bright | Cr(VI) - free

DIN 7980 spring washers differ from DIN 127 with a smaller outer diameter. They are therefore especially suitable for DIN 84, 85 and 912 cylinder and hexagon socket screws as well as ISO 4762 for counter sinking the screw

Note:The standard was withdrawn without replacement

Diameter: 10,2 mm

technical details

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Cr(VI) Note Cr(VI)-free
d1 max. 10,7
d1 min. 10,2
d2 max. 16
Diameter (d) 10
For thread M 10
Form Ring (open)
h max. 5,9
h min. 5
Material Spring steel
r 0.8
Risk hydrogen embrittlement
RoHs conformal
s 2,5
s max. 2,65
s min. 2,35
Surface bright

Downloads

You can download CAD-files from our catalog on partcommunity: To Böllhoff partcommunity
Title Language Version File Download
Böllhoff bulletin: Changeover to Cr6+-free protective zinc layers for fasteners English 1622/15.02 894.98 KB / PDF
Fastening and assembly technology: Products and services English 1180/21-V1-EN (WBH) 8.79 MB / PDF
Data sheet: Technical information and dimensions of the product English 04/2021 115.28 KB / PDF

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