Locking Devices, Twist-Lock®, Insulgrip® Plug, 30A, 125/250V AC, 3 Pole, 3 Wire Non-Grounding, NEMA L10-30P, Black and white nylon, HBL2661

Twist-Lock and Hubbellock Devices

Hubbell 30-Amp 125-Volt NEMA L5-30p 3-wire Grounding Industrial Locking Plug, Black in the Plugs & Connectors department at

Leviton 2661 30 Amp, 125/250 Volt, NEMA L10-30P, 3P, 3W, Locking Plug, Industrial Grade, Non-Grounding - Black-White - Electric Plugs

Locking Devices, Industrial, Male Plug, 30A 250V, 2-Pole 3-Wire Grounding, L6-30P, Screw Terminal, Black and White, 70630NP

Leviton 30 Amp 125/250-Volt Locking Non-Grounding Plug, Black/White 2661 - The Home Depot

Locking Devices, Twist-Lock®, Single Flush Receptacle, 30A, 3 Phase Y 120/208V AC, 4 Pole, 5 Wire Grounding, NEMA L21-30R face, HBL2810RT

Nema L14-30P 30A 125/250V 3 Pole 4 Wire Industrial Grade Locking Male Plug, Industrial Twist Lock L14-30 30-Amp Locking Plug. LK-6431

Amps: 30A | Material: Nylon Style: Twist Lock Volts: 125V | Approval: UL

Superior Electric YGA024 Twist Lock Electrical Plug 3 Wire, 30 Amps, 125V, NEMA L5-30P (1)

Twist-Lock and Hubbellock Devices

Hilitand NEMA L5-30 125V 30A Twist Lock Plug, 3 Wire Electrical Plug Connector, 3-Prong Plug Twist Lock Electrical Plug

Locking Devices, Twist-Lock®, Insulgrip® Plug, 30A, 125/250V AC, 3 Pole, 3 Wire Non-Grounding, NEMA L10-30P, Black and white nylon, HBL2661