Notes to self edit
Types of Washer (hardware) to check for edit
- self-aligning washer
- rosette washer decorative washer used with a small, round, countersunk-head screw or wood screw. Tyep of cup washer
- bonded washer - for making a seal
- crush washer - ditto
- shakeproof washer
- crown washer - like a star ? washer
- sems : preassembled washer-screw assembly
- conical washer (superset of Belleville)
- external tooth lock washer
- internal tooth lock washer