Circular Large‑Top‑Hole Oxidized‑Aluminium‑Alloy Integrated Tag‑Combined Lockout Hasp
BD-K52
The BD-K52 is a lightweight, anodized aluminum-alloy tag-hasp featuring a 53 mm circular top loop for large cables and bulky valve handles. Integrating a writable warning tag and accommodating up to nine padlocks, it provides efficient group-locking for heavy-duty industrial machinery and confined-space maintenance.
- Unique big‑loop design adapts for thick cables and large‑size valve‑handle locking‑points
- Light‑weight, wear‑resistant and rust‑resistant for multi‑scene industrial environments
- Streamline LOTO preparation and cut‑down the spending on separate safety lock‑out tags
- Meet energy‑isolation requirements of large‑scale maintenance‑teams with nine staff
- Record maintenance‑related data directly without extra paper tags
- Prevent hooking surrounding pipelines and machine‑parts inside narrow equipment‑cabins
- Realize colour‑based classification for workshop equipment and operation‑teams
Product Structure

Core parameters
- Item Model:BD‑K52
- Construction Material:Hard‑anodized high‑strength aluminium‑alloy
- Overall Dimension:180 mm (Height) × 70 mm (Width)
- Top Hanging‑Loop Inner‑Diameter:53 mm
- Padlock Hole Diameter:Φ8 mm
- Maximum Compatible Safety Padlocks:9 pcs
- Label Feature:Pen‑writable built‑in DO‑NOT‑OPERATE warning‑information panel
- Custom‑Service:Custom shell colours are supported
- Safety‑Compliance:OSHA 29 CFR 1910.147 lockout‑tag‑out standard compliant
FAQs
1What is the main difference between BD‑K52 and BD‑K53 aluminium‑alloy tag‑hasp?
BD‑K52 features a 53mm large‑size circular top hanging ring, designed for thick cables and big valve‑handles; BD‑K53 uses narrow elongated shape and small top opening for regular‑size locking‑points.
2How thick of a cable can the top hanging hole pass through?
The inner diameter reaches 53 mm, enough for heavy‑duty thick steel cables and large pipeline valve handles.
3How many safety padlocks can BD‑K52 hold?
Nine standard‑sized industrial safety padlocks can be mounted at the same time.
4Am I able to customize the colour of BD‑K52?
Yes, we supply colour‑customized service to match your workshop colour‑coding management system.
5Is the aluminium‑alloy body prone to rust?
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