HEYCO 12/3 Power Cord SJT Electrical Cable STRAIN RELIEF Bushing SR 31-2 .875” | eBay
Amazon.com: Orvac Rebuild Skills Replacement Power Cords with Strain Relief Boot for Drills, Sanders, Chop Saws, Grinders, Vacuums, Miter Saws, Appliances, Motors and Power Tools (16/2, 8FT)
More Information on Strain Reliefs – Cable Glands
Strain Relief Bushing Grip for 14AWG 16AWG Gauge AC Cable Power Cord NPT UL CSA | eBay
Thomas & Betts - 0.87 to 1″ Class 1, Gas & Vapor Environment Straight Strain Relief Cord Grip - 91093195 - MSC Industrial Supply