SFIC Housing- Model# U2331

Product Brief:
ULL 2331 offers a range of mortise SFIC housings in standard American format suitable for various types of IC Cores . The solid brass construction provides extra reliability and removable design allows changing of cams.

Technical Data:

  • Areas of Application: Mortise locks, exit devices, key switches and other hardware items that are operated by mortise cylinders.
  • Material: Solid Brass.
  • Compatability: Compatible with cores from Arrow, Best, Falcon and KSP. accommodates 6 and 7 pin cores (SFIC)
  • Thread : 32 per inch.
  • Standard Length : 29 mm (1 -1/8”)
  • Features: Tailpiece is grooved for easy field cutting
    Cams: Please specify the model of the securing device in ordering information to supply suitable cam. Various options of cams available.

ANSI/BHMA: Meets the requirements of ANSI A156.5-2001


How to Order

Model NumberNo. of pinsCylinder RingCams – Securing Device Model
U 2331601-1/8” Blocking RingMention the Standard ANSI Cam number or follow
the instruction in
the NOTE below.
BA-Best A
118 – 1-1/8”MKD-Masterkeyed613
U 2331T Tapered Design702-¼” Blocking RingBB-Best B114 -1 1/4”TMP-Temporary626
03-9/32” Tapered RingBC-Best C
138 - 1 3/8”UNC-Uncombinated
04-7/16” Tapered RingBD-Best D112 - 1-1/2”Blank-Less Core
05-17/32” Tapered Ring
BE-Best E158 - 1-5/8”
06-11/16” Tapered Ring
BF-Best F134 - 1 3/4”
07-13/16” Tapered Ring
BG-Best G200-2”
0-No ringBH-Best H214 - 2-1/4”
BJ-Best J
BK-Best K
BL-Best L
212 - 2-1/2”
BM-Best M300-3”
BQ-Best q
Blank-Less Core