Hobson did you know flyer
Plain Finish Sampson Flat Round Washer WR43P: Imperial Sizes (Did You Know)
Hobson's one-page "Did You Know" flyer for the plain finish Sampson flat round washer (part WR43P). It lists 21 imperial sizes from 1/4" to 3" with outside and inside diameter and thickness.
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, plain finish, complies with ASTM F436, hardness 38 to 45 HRC.
- 21 imperial sizes, 1/4" to 3", part numbers WR43P025 to WR43P300.
- Examples: 1/4" is 16.7mm OD, 7.5mm ID, 1.7mm thick; 1" is 52.4mm OD, 27.8mm ID, 4.0mm thick; 3" is 141.3mm OD, 80.2mm ID, 7.4mm thick.
- Suitable for bolts and set screws up to Grade 8.
Who it helps: Anyone needing an uncoated hardened washer for imperial bolts and set screws up to Grade 8.
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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.