Hobson data sheet
Mechanical Galvanised Secure Ring for Hex Bolts and Nuts, M6 to M20: Data Sheet
Hobson's two-page product data sheet for its mechanical galvanised secure ring (part prefix IRSMSGAM), which fits over a hex bolt head or nut to stop it being tampered with. It lists six sizes from M6 to M20 with their dimensions and gives the fitting steps.
What this covers
- Applications
- Material and finish
- Dimensions
- Instructions
For Secure Ring.
Key things to remember
The essentials from this document in plain words. Check the full document before you rely on a figure.
- Fits over metric Australian Standard hex bolts, set screws and hex nuts, giving a permanent tamper-proof finish.
- Mild steel, mechanical galvanised.
- Six sizes, IRSMSGAM06 (M6) to IRSMSGAM20 (M20), with an AF dimension of M6 10mm, M10 16mm, M12 18mm, M20 30mm.
- Outside diameter runs from 16mm (M6) to 51mm (M20).
- Fit the bolt or nut first, centre the ring over the head or nut and hit the top of the ring with a mallet until it sits flush on the fixing.
Who it helps: Builders and maintenance crews securing bolts and nuts on public or exposed installations.
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This document is published by Hobson Engineering, who supply this range to us. We show it here in full so you can read it next to the product; the summary above is ours. Read it on this page or download the PDF. For the most current version, ask us.