We don’t carry SMTSO-M3-3ET from PEM. Please review this similar Würth Elektronik part # 78614030360 and review the dimensions from the datasheet 78614030360 Datasheet WA-SMSA SMT Steel Spacer with internal Thread (we-online.com) before ordering.
The TechForum Cross Reference category is for parts that Digi-Key does not sell or parts that have gone obsolete. Our Engineers and Techs have reviewed the specifications for these parts and made a recommendation for a replacement. Please review the suggested part to ensure it will work for your application.