Lamp Locking Clips | McMaster-Carr

	For Bulb Base Type For Bulb Base Type


Bi-Pin	Single Pin

Four Pin	Four-Pin Wedge

Recessed Double Contact	Two-Pin Wedge

	For Bulb Shape Number For Bulb Shape Number

T12

	Light Technology Light Technology

Fluorescent

LED

CFL

	For Bulb Shape For Bulb Shape


Tubular	Quad Tube

Triple U- Shaped	Twin Tube

	Mount Type Mount Type


Slide In	Screw

Snap In

	Height Height

	Width Width

	For Wire Construction For Wire Construction

Solid

Stranded

	For Ballast Start Type For Ballast Start Type

	Tubular Fluorescent Socket Type Tubular Fluorescent Socket Type

Non-Shunted

Shunted

	For Maximum Bulb Wattage For Maximum Bulb Wattage

	Wire Connection Type Wire Connection Type

Spring-Clamp Terminals

Push On

	Specifications Met Specifications Met

CSA

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Depth Depth

	For Bulb Base Number For Bulb Base Number

	For Panel Thickness For Panel Thickness

	Number of Mounting Holes Number of Mounting Holes

	Mounting Hole Diameter Mounting Hole Diameter

5/32"

3/8"

	Mounting Orientation Mounting Orientation

23 Products

Sockets for Tubular Light Bulbs

Replace worn sockets in light fixtures. These sockets work with tubular fluorescent bulbs, and some also work with LED bulbs.

Sockets for rapid and preheat ballasts are also known as non-shunted.

Sockets for instant-start ballasts are also known as shunted.

For T5 Bulbs—Fluorescent and LED

For Bi-Pin T5 Bulbs

	For Max.								For Wire
For Ballast Start Type	Bulb Wattage	Voltage	Mount Type	Ht.	Wd.	Dp.	Material	Color	Gauge	Construction	Specifications Met		Pair
For Bi-Pin Base
Rapid	120W	600V AC	Slide On	1 1/8"	3/4"	1/2"	Plastic	White	18	Solid, Stranded	CSA Certified, UL Listed	0000000	00000

For T8 and T12 Bulbs—Fluorescent

For Bi-Pin T8 and T12 Bulbs

For Single-Pin T8 and T12 Bulbs

	For Max.								For Wire
For Ballast Start Type	Bulb Wattage	Voltage	Mount Type	Ht.	Wd.	Dp.	Material	Color	Gauge	Construction	Specifications Met		Pair
For Bi-Pin Base
Instant	660W	600V AC	Slide On	1 3/4"	1 1/4"	3/4"	Plastic	White	18	Solid, Stranded	CSA Certified, UL Listed	0000000	000000
For Single Pin Base
Instant	660W	600V AC	Slide On	1 7/8"	1 3/8"	1 7/8"	Plastic	White	18	Solid, Stranded	CSA Certified, UL Listed	0000000	0000

For T8 and T12 Bulbs—Fluorescent and LED

For Bi-Pin T8 and T12 Bulbs

For Recessed Double-Contact T8 and T12 Bulbs

	For Max.								For Wire
For Ballast Start Type	Bulb Wattage	Voltage	Mount Type	Ht.	Wd.	Dp.	Material	Color	Gauge	Construction	Specifications Met		Pair
For Bi-Pin Base
Rapid, Preheat	660W	600V AC	Slide On	1 3/4"	1 1/4"	3/4"	Plastic	White	18	Solid, Stranded	CSA Certified, UL Listed	0000000	00000
Rapid, Preheat	660W	600V AC	Slide On	2 1/8"	1 1/4"	3/4"	Plastic	White	18	Solid, Stranded	CSA Certified, UL Listed	0000000	0000
For Recessed Double-Contact Base
Rapid, Preheat	660W	600V AC	Slide On	2 3/8"	1 1/2"	2"	Plastic	White	18	Solid, Stranded	CSA Certified, UL Listed	0000000	00000

Tight-Hold Sockets for Tubular Light Bulbs

Lock bulbs in place to prevent vibration from shaking them loose. They replace worn sockets in light fixtures. These sockets work with tubular fluorescent or LED bulbs.

Sockets for rapid and preheat ballasts are also known as non-shunted.

Sockets for instant-start ballasts are also known as shunted.

	For Max.								For Wire
For Ballast Start Type	Bulb Wattage	Voltage	Mount Type	Ht.	Wd.	Dp.	Material	Color	Gauge	Construction	Specifications Met		Pair
For T8 Bulbs—Fluorescent
For Bi-Pin Base
Rapid, Programmed	600W	600V AC	Slide On	1 3/8"	1 1/8"	3/4"	Plastic	White	18	Solid, Stranded	CSA Certified, UL Listed	0000000	00000
For T8 Bulbs—Fluorescent and LED
For Bi-Pin Base
Instant	660W	600V AC	Slide On	1 3/8"	1 1/8"	3/4"	Plastic	White	18	Solid, Stranded	CSA Certified, UL Listed	0000000	00000
For T8 and T12 Bulbs—Fluorescent and LED
For Bi-Pin Base
Rapid, Preheat	660W	600V AC	Slide On	1 3/8"	1"	3/8"	Plastic	White	18	Solid, Stranded	CSA Certified, UL Listed	0000000	0000

Sockets for Plug-In Compact Light Bulbs

Replace worn sockets in light fixtures. These sockets work with plug-in compact fluorescent and LED bulbs.

Push snap-on sockets onto fixture panels that are 0.023” to 0.039” thick.

Fastener-mount sockets provide more holding power than snap-on sockets so they withstand vibration better.

		For Max.								For Wire		Mount. Holes
	For Bulb Base No.	Bulb Wattage	Voltage	Mount Type	Ht.	Wd.	Dp.	Material	Color	Gauge	Construction	No. of	Dia.	Specifications Met		Each
For Twin Tube Bulbs—CFL and LED
For Four Pin Base
A	2G11	75W	600V AC	Fastener Mount	1"	1 7/8"	1 1/2"	Plastic	White	18	Solid	2	3/8"	CSA Certified, UL Listed	0000000	00000
For Two-Pin Wedge Base
B	G23	75W	600V AC	Snap On	1 3/8"	1 1/2"	1 3/8"	Plastic	White	18	Solid, Stranded	__	__	CSA Certified, UL Listed	0000000	0000
B	GX23	75W	600V AC	Snap On	1 3/8"	1 1/2"	1 3/8"	Plastic	White	18	Solid, Stranded	__	__	CSA Certified, UL Listed	0000000	0000
C	G23/G23-2	75W	600V AC	Fastener Mount	1 1/4"	1 3/8"	1 1/4"	Plastic	White	18	Solid, Stranded	4	5/32"	CSA Certified, UL Listed	0000000	0000
C	GX23/GX23-2	75W	600V AC	Fastener Mount	1 1/4"	1 3/8"	1 1/4"	Plastic	White	18	Solid, Stranded	4	5/32"	CSA Certified, UL Listed	0000000	0000
D	G23/G23-2	75W	600V AC	Snap On	1 1/8"	1 1/2"	1 3/8"	Plastic	White	18	Solid, Stranded	__	__	CSA Certified, UL Listed	0000000	0000
D	GX23/GX23-2	75W	600V AC	Snap On	1 1/8"	1 1/2"	1 3/8"	Plastic	White	18	Solid, Stranded	__	__	CSA Certified, UL Listed	0000000	0000
For Quad Tube Bulbs—CFL and LED
For Two-Pin Wedge Base
E	G24d-2	75W	600V AC	Fastener Mount	1 3/8"	1 1/2"	1 1/2"	Plastic	White	18	Solid, Stranded	4	5/32"	CSA Certified, UL Listed	0000000	00000
E	G24d-3	75W	600V AC	Fastener Mount	1 3/8"	1 1/2"	1 1/2"	Plastic	White	18	Solid, Stranded	4	5/32"	CSA Certified, UL Listed	0000000	00000
For Quad Tube and Triple U-Shaped Bulbs—CFL and LED
For Four-Pin Wedge Base
F	G24q-3/GX24q-3	75W	600V AC	Fastener Mount	1 3/8"	1 1/2"	1 1/2"	Plastic	White	18	Solid, Stranded	4	5/32"	CSA Certified, UL Listed	0000000	00000
F	GX24q-2	75W	600V AC	Fastener Mount	1 3/8"	1 1/2"	1 1/2"	Plastic	White	18	Solid, Stranded	4	5/32"	CSA Certified, UL Listed	0000000	00000
For Triple U-Shaped Bulbs—CFL and LED
For Four-Pin Wedge Base
F	GX24q-4	75W	600V AC	Fastener Mount	1 3/8"	1 1/2"	1 1/2"	Plastic	White	18	Solid, Stranded	4	5/32"	CSA Certified, UL Listed	0000000	00000

Light Socket Locking Clips

For Bi-Pin Base Bulbs

For Single-Pin and
Recessed
Double-Contact Base Bulbs

Stop vibration from shaking tubular fluorescent and LED bulbs loose.

For Bulb
Base Type	Shape	Shape No.	Material	Specifications Met		Each
For Fluorescent and LED Bulbs
Bi-Pin	Tubular	T8, T12	Plastic	CSA Certified, UL Listed	0000000	00000
Single Pin, Recessed Double Contact	Tubular	T12	Plastic	CSA Certified, UL Listed	0000000	0000