1/2 in. Color-Coded Straight Strain Relief Cord Connector, Steel, White, 3722-1

1/2 in. Hubs - Form 1 Liquidtight Strain Relief Cord Connector, Cable Range .250 - .375, 3782-2

Halex 1/2 in. Strain Relief Cord Connectors (2-Pack) 21692 - The Home Depot

Strain Relief Deluxe Cord Grips, 1/2-in NPT, Straight Male

Strain Relief Cord Grip, Wire Mesh Grip

The Sigma ProConnex Cord Grip Connectors are used to seal, provide strain relief and terminate portable or flexible cords to a metal box or enclosure. This screw in connector is suitable for use with a variety of cords.

Pro Connex Cord Grip Connector, Strain Relief, 1/2 Inch

Strain Relief, Cord Grips, Cable Glands - Wiring Supplies

1/2 White Cord Grip (.25-.35) Cord Grip Connector, White, Electrogalvanized Steel (Body/Nut);Natural/Neoprene (Bushing) Material, CG Model, 1/2 In

CG50350 - 1/2 White Cord Grip (.25-.35)

Raco Cord Connector, 2-3/4 L, 1/2 Conduit 3794-3

Woodhead 36256 Cable Strain Relief, Straight Male, Deluxe Cord