SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.
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APEM
, 63 Neck Road, HAVERHILL, MA USA 01835-0788 TOLL FREE: (877) 246-7890 FAX: (978) 372-3534 E-mail: info@apem.com
MODEL A B
410121B1/8 .520 (13.2) .640 (16.3)
410121B1/4 .520 (13.2) .640 (16.3)
410122B1/8 .720 (18.3) .740 (18.8)
410122B1/4 .720 (18.3) .740 (18.8)
410123B1/8 .920 (23.4) .860 (21.8)
410123B1/4 .920 (23.4) .860 (21.8)
CONTROL KNOBS,
MOLDED ABS
FEATURES
Cosmetic black gloss finish.
Anti-static plastic.
Positive retention #6-32 set screws.
Fits 1/8" dia. & 1/4" dia. shafts.
Functionally rugged.
Special designs available.
41012 SERIES Straight knurl with line indicator on top (Top inlay & line or dot indicators available in color - consult factory.)
Notes: Dimensions in inches & (millimeters). Shaft size is last 3 digits of Model No.
43021 SERIES Straight knurl pointer with line indicator on pointer side
41013 SERIES Straight knurl with no indicator marking (Indicator lines and dots available - consult factory.)
MODEL A B C
430211B1/8 .504 (12.8) .480 (12.2) .610 (15.5)
430211B1/4 .504 (12.8) .480 (12.2) .610 (15.5)
430212B1/4 .712 (18.1) .579 (14.7) .750 (19.1)
430213B1/4 .906 (23.0) .642 (16.3) 1.050 (26.7)
MODEL A B
410131B1/8 .520 (13.2) .480 (12.2)
410131B1/4 .520 (13.2) .480 (12.2)
410132B1/4 .720 (18.3) .580 (14.7)
410133B1/4 .920 (23.4) .640 (16.3)
MATERIALS Knob: Custom molded ABS, color black.
Inlay: Spun aluminum
Threaded Insert: Brass.
Setscrew: Heat treated high alloy steel with cup point and hex head,
or slotted head. Note: 1 or 2 supplied, depending on model.