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Hobson did you know flyer

Purlin Flange Bolt and Nut, M12 and M16, Zinc Plated Class 4.6: Did You Know

A one-page Hobson Did You Know flyer for the zinc plated purlin flange bolt and nut, class 4.6. It lists the parts and dimensions, applications and features.

What this covers

  • Sizes and dimensions
  • Applications
  • Features

For Purlin Bolt.

Key things to remember

The essentials from this document in plain words. Check the full document before you rely on a figure.

  • Sizes: M12 x 30 and 55, M16 x 30, 35 and 45 (KBFMSZCM120030 to KBFMSZCM160045).
  • Zinc plated (RoHS compliant), class 4.6.
  • The flanged bolt head and nut remove the need for a washer, and the bolt is threaded right to the head for small grip ranges.
  • For fixing purlins and other thin gauge steel in roofing and framing: warehouses, sheds and garages.

Who it helps: Shed and steel frame builders fixing purlins and girts.

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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.
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