Leviton 660-Watt Medium Base Single Circuit Keyless Outlet Box Mount Plastic Incandescent Lampholder, White 8829-CW2 - The Home Depot
Eaton 660-Watt Plastic Keyless Ceiling Socket, White in the Light Sockets department at Lowes.com
Leviton 660-Watt Medium Base One-Piece Single Circuit Keyless Outlet Box Mount Plastic Incandescent Lampholder, White 8829-CW1 - The Home Depot
GE Keyless Porcelain Lampholder, Medium Base, Indoor Lighting, Mount on 3-1/4” or 4” Box, 250VAC/660W, UL Listed, White, 18304, Light Sockets - Amazon Canada
PLASTIC CEILING LAMPHOLDER, KEYLESS - WHITE – Covalin Electrical Supply
GE Porcelain Lampholder with Pull Chain, Medium Base, Indoor Lighting, Mount on 3-1/4” or 4” Box, 250VAC/660W, UL Listed, White, 18303, Light Sockets - Amazon Canada
TP16099 | Eaton Crouse-Hinds series lamp holder | Eaton
Leviton Part # 8829-CW2 - Leviton 660-Watt Medium Base Single Circuit Keyless Outlet Box Mount Plastic Incandescent Lampholder, White - Lampholders - Home Depot Pro
White Plastic Keyless Ceiling Lampholder Fixture - 6202
LEVITON Keyless Plastic Ceiling Lampholder White – Ajax Lighting
Brass Push Thru Lamp Socket with 660 Watts and Maximum 250 Volts- 10 Pack - Walmart.com