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similar to ISO 4017 | DIN standard has been withdrawn
Art.no.: 9338.8VZ825
DIN 933 | steel | 8.8 | zinc-plated | Cr(VI) - free | metric thread | screws can be paired with a 6h tolerance-compliant female thread
Note: Similar to ISO 4017 | DIN-standard has been withdrawn | changed spanner widths for M10, M12, M14 and M22
This standard specifies the characteristics of hexagon head bolts of product grade A and B:
Product grade A = For threads M1,6 to M24 and nominal lengths ≤ 10d or 150 mm, whichever is the shorter
Product grade B = For threads over M24 or nominal lengths > 10d or 150 mm, whichever is the shorter.
Information about the product class can be found in the technical details of the selected article.
Note: Similar to ISO 4017 | DIN-standard has been withdrawn | changed spanner widths for M10, M12, M14 and M22
This standard specifies the characteristics of hexagon head bolts of product grade A and B:
Product grade A = For threads M1,6 to M24 and nominal lengths ≤ 10d or 150 mm, whichever is the shorter
Product grade B = For threads over M24 or nominal lengths > 10d or 150 mm, whichever is the shorter.
Information about the product class can be found in the technical details of the selected article.
Dimension: M8 x 25
a max.:
3,75
c max.:
0,6
c min.:
0,15
Diameter (d):
M8
da max.:
9,2
dw min. A:
11,6
dw min. B:
11,4
e min. A:
14,38
e min. B:
14,2
ECLASS 7.1:
23110101
k:
5,3
k max. A:
5,45
k max. B:
5,54
k min. A:
5,15
k min. B:
5,06
Length (l):
25
l max. A:
25,42
l max. B:
26,05
l min. A:
24,58
l min. B:
23,95
Material:
Steel 8.8
DIN/ISO:
DIN 933
Surface:
zinc-plated
Pitch (P):
1,25
Product grade:
A
r min.:
0,4
s max.:
13
s min. A:
12,73
s min. B:
12,57
Packaging unit (pcs.):
200
Tool size:
SW 13
Material version:
8.8
Cr(VI) Note:
Cr(VI)-free
Flange/washer:
without flange
Risk hydrogen embrittlement:
Thread type:
Metric thread
Head shape:
Hexagon head
Force application:
Hexagon head
Installation method:
Screw into place with tool
Product type:
Cap screw with external driving feature
Product group:
Screws
RoHS conformal:
Material:
Steel
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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
