Light Center Length (L.C.L.)
is the distance from the center of the light source to the following point for the base used: Screw base...bottom base contact; Bayonet candelabra and medium bayonet...top of base pin; S. C. or D.C.Preforcus - Plane of locating bosses of prefocusing collar.
BASE IDENTIFICATION
Typical bases are shown. One lead-in wire is soldered to the center contact and the other soldered or welded to the upper rim of the base shell. Base shells are
typically made of brass or aluminum. ANSI designation are in parentheses.
Candelabra cand. (E12)
Intermediate Inter. (E17)
Medium (E26) & Medium Bass (E26)
3 Contact Medium 3 C Med (E26D)
MediumSkirted Med. Skirt (E26/50x39))
Mogul Screw
3 Contact Mogul
Double Contact Bayonet D.C. Bay (BA15D)
S14s
Mogul End Prong
Med Slide Pr.
Screw Terminal G53
FILAMENT IDENTIFICATION
A FILMENT designation consists of a prefix letter to indicate whether the wire is straight or coiled and a number to indicate the arrangement of the filament on the
supports. Prefix letters include: C (coiled) -- wire is woound into a helical coil or it may be deeply fluted; CC (coiled coil)--wire is wound into a helical coil and this coiled wire again wound
into a helical coil.
C-8 CC-8
C-9 CC-9
C-6 CC-6
C-2V CC-2V
C-7A CC-7A
C-11V
C-11 CC-11
C-5
C-2R
ADDITONAL INFORMATION
Lamp Listed
115-125 volts (design voltage 120), 120-130 volts (design voltage 125), 125-130 volts (design voltage 130) and 230-250 volts (design voltage 240) are intended for use on circuits normally varying within these voltage limits.
