Standard has been withdrawn without replacement
Art.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Note:The standard was withdrawn without replacement
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Note:The standard was withdrawn without replacement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
Diameter (d):
10
d1 max.:
10,7
d1 min.:
10,2
d2 max.:
16
ECLASS 7.1:
23090305
For thread:
M10
h max.:
5,9
h min.:
5
Material:
Spring steel
DIN/ISO:
DIN 7980
Surface:
bright
r:
0.8
s:
2,5
s max.:
2,65
s min.:
2,35
Packaging unit (pcs.):
1000
Cr(VI) Note:
Cr(VI)-free
Form:
Ring (open)
Risk hydrogen embrittlement:
Product group:
Washers
RoHS conformal:
Material:
Spring steel
Böllhoff bulletin: Changeover to Cr6+-free protective zinc layers for fasteners
Fastening and assembly technology: Products and services
The Manual of fastening Technology: 8th edition
