SE Eyelets

graduated eyelet system from the Fastener Division of USMC

possibly stood for “Standard Electronic”

diameters and lengths under flange both increase in units of 1/32″

Naming Convention

“SE-611” means:

• 6/32″ nominal barrel diameter
• 11/32″ length under flange

Sources

• “United Eyelets and Eyeleting Machines”

Trademark

• US Serial Number 72119329
• US Registration Number 729972