Hobson did you know flyer
Zinc Plated Sampson Flat Round Washer WR43ZM: Metric Sizes (Did You Know)
Hobson's one-page "Did You Know" flyer for the zinc plated Sampson flat round washer (part WR43ZM). It lists 12 metric sizes from M5 to M36 with outside and inside diameter and thickness, plus where the washer can be used.
What this covers
- Sizes and dimensions
- Applications
- Features
For Flat Washer.
Key things to remember
The essentials from this document in plain words. Check the full document before you rely on a figure.
- Hardened flat round washer, zinc plated (RoHS compliant), made to HEC F436M, hardness 38 to 45 HRC.
- 12 sizes from M5 to M36, part numbers WR43ZM05 to WR43ZM36.
- Examples: M8 is 18.8mm OD, 9.0mm ID, 2.1mm thick; M12 is 27.0mm OD, 14.2mm ID, 3.9mm thick; M36 is 72.0mm OD, 39.3mm ID, 4.0mm thick.
- For general mechanical and structural use with bolts, nuts, studs and other threaded fasteners.
- Suitable for ASTM A354 and ASTM F3125 fasteners, and for high strength metric fasteners up to class 10.9.
- Zinc plating gives corrosion protection and suits zinc coated fasteners.
Who it helps: Anyone needing a zinc plated hardened washer for metric bolts up to class 10.9.
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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.