The S-shaped miniature light bulbs have a double-contact (DC) bayonet base, sometimes known as a BA15d base. There are two contacts on the bottom of the base. The base has lugs on either side that lock the bulb in place when the bulb is pushed into a compatible socket and twisted.
The S-shaped miniature light bulbs have a double-contact (DC) bayonet base, sometimes known as a BA15d base. There are two contacts on the bottom of the base. The base has lugs on either side that lock the bulb in place when the bulb is pushed into a compatible socket and twisted.
The S-shaped miniature light bulbs have a double-contact (DC) bayonet base, sometimes known as a BA15d base. There are two contacts on the bottom of the base. The base has lugs on either side that lock the bulb in place when the bulb is pushed into a compatible socket and twisted.
The S-shaped miniature light bulbs have a double-contact (DC) bayonet base, sometimes known as a BA15d base. There are two contacts on the bottom of the base. The base has lugs on either side that lock the bulb in place when the bulb is pushed into a compatible socket and twisted.
The S-shaped miniature light bulbs have a double-contact (DC) bayonet base, sometimes known as a BA15d base. There are two contacts on the bottom of the base. The base has lugs on either side that lock the bulb in place when the bulb is pushed into a compatible socket and twisted.
The S-shaped miniature light bulbs have a double-contact (DC) bayonet base, sometimes known as a BA15d base. There are two contacts on the bottom of the base. The base has lugs on either side that lock the bulb in place when the bulb is pushed into a compatible socket and twisted.