DIN 988

Shim rings

Material: Steel | Installation method: Assembly by hand | Surface: zinc-plated, thick-film passivated (VZD) | Product group: Washers
Shim rings
Diameter (d)
8
15
20
25
26
28
35
37
40
Diameter (d2)
14
21
28
36
37
40
45
47
50
h max.
0.3
0.5
1
2
Packaging unit (pcs.)
100
200
250
500
1000
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DIN 988 | steel | zinc-plated, thick-film passivated (VZD) | Cr(VI) - free

Surface (VZD): galvanized, thick-film passivated, min. 5μm | corrosion resistance to DIN EN ISO 9227*: white rust 72h, red rust 144h | defined coefficient of friction μ(total) = 0.12 - 0.18 for elements with a nominal tensile strength ≥ 800 MPa

*The verification of the mentioned minimum requirements is carried out according to the test conditions of DIN EN ISO 4042, galvanic coatings for fasteners. For dimensions < M5, the above values may deviate downwards.
Cr(VI) Note:
Cr(VI)-free
Form:
Round
Risk hydrogen embrittlement:
Material:
Steel
Installation method:
Assembly by hand
Surface:
zinc-plated, thick-film passivated (VZD)
Product type:
Flat washers
Product group:
Washers
RoHS conformal:
Material:
Steel