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B 53074 

NORD-LOCK® wedge-locking washers
Material: Stainless steel A4 | Surface: bright

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Böllhoff standard 53074 | Stainless steel | A4 | Surface hardened, hardness ≥ 520 HV0,05 | Cr(VI) - frei

Laser marking with lot number | For further information and CAD-files please use the link to NORD-LOCK® homepage:

technical details

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Application Joining by bolt, joining by stud, joining by screw
Cr(VI) Note Cr(VI)-free
Form Round
Installation method Push on
Material Stainless steel
Material version A4
Risk hydrogen embrittlement
RoHS conformal
Surface bright


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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 02/2023 127.67 KB / PDF

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