FEATURES Anodized natural or black gloss finish. CONTROL KNOBS, Anti-static plastic insert. (on many models) Positive retention 6-32 set screws. MACHINED ALUMINUM Fits 1/8 dia. & 1/4 dia. shafts. Functionally rugged. Special designs available. MATERIALS Knob: Machined aluminium (with plastic insert, where indicated). 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. Notes: Dims. in inches & (millimeters). Shaft size is last 3 digits of Model No. 41005 SERIES Smooth finish with knurled black plastic insert and black indicator line on top Note: Knob color is natural only for this Series. MODEL (Color natural) A B C 410051A1/8 .630 (16.0) .512 (13.0) .590 (15.0) 410051A1/4 .630 (16.0) .512 (13.0) .590 (15.0) 410053A1/8 .874 (22.2) .472 (12.0) .531 (13.5) 410053A1/4 .874 (22.2) .646 (16.4) .690 (17.5) 410055A1/4 1.260 (32.0) .472 (12.0) .551 (14.0) 42001 SERIES Fluted with plastic insert and line indicator on side MODEL (Color-natural) MODEL (Color-black)ABC D E F G 420011A1/8* 420011B1/8* .500 (12.7) .430 (10.9) .380 (9.7) .430 (10.9) .630 (16.0) .512 (13.0) .430 (10.9) 420011A1/4* 420011B1/4* .500 (12.7) .430 (10.9) .380 (9.7) .430 (10.9) .630 (16.0) .512 (13.0) .430 (10.9) 420013A1/4 420013B1/4 .748 (19.0) .638 (16.2) .591 (15.0) .661 (16.8) .630 (16.0) .512 (13.0) .429 (10.9) * indicates solid 420015A1/4 420015B1/4 .941 (23.9) .819 (20.8) .709 (18.0) .819 (20.8) .630 (16.0) .512 (13.0) .429 (10.9) aluminum knob 42003 SERIES Diamond knurl plastic insert and line indicator on side U Note: 420031A1/8 & 420031A1/4 have only one set screw. MODEL (Color-natural) MODEL (Color-black) A B C D E F G 420031A1/8* 420031B1/8* .500 (12.7) .402 (10.2) .380 (9.7) .402 (10.2) .634 (16.1) .516 (13.1) .469 (11.9) 420031A1/4* 420031B1/4* .500 (12.7) .402 (10.2) .380 (9.7) .402 (10.2) .634 (16.1) .516 (13.1) .469 (11.9) 420033A1/4* 420033B1/4* .748 (19.0) .681 (17.3) .591 (15.0) .681 (17.3) .634 (16.1) .516 (13.1) .469 (11.9) 420035A1/4* 420035B1/4* .940 (23.9) .870 (22.1) .709 (18.0) .870 (22.1) .634 (16.1) .516 (13.1) .469 (11.9) * indicates solid 420037A1/4* 420037B1/4* 1.252 (31.8) 1.170 (29.6) .980 (24.9) 1.170 (29.6) .748 (19.0) .630 (16.0) .591 (15.0) aluminum knob APEM, 63 Neck Road, HAVERHILL, MA USA 01835-0788 TOLL FREE: (877) 246-7890 FAX: (978) 372-3534 E-mail: info apem.com U1 SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.Notes: Dims. in inches & (millimeters). Shaft size is last 3 digits of Model No. 42004 SERIES Straight knurl with plastic insert and line indicator on top Note: 420041A1/8 & 420041A1/4 have only one set screw. MODEL (Color-natural) MODEL (Color-black)ABC D E F G 420041A1/8* 420041B1/8* .500 (12.7) .480 (12.2) .378 (9.6) .480 (12.2) .788 (20) .520 (13.2) .453 (11.5) 420041A1/4* 420041B1/4* .500 (12.7) .480 (12.2) .378 (9.6) .480 (12.2) .788 (20) .520 (13.2) .453 (11.5) 420043A1/4 420043B1/4 .748 (19.0) .728 (18.5) .524 (13.3) .728 (18.5) .788 (20) .520 (13.2) .453 (11.5) * indicates solid 420045A1/4 420045B1/4 .929 (23.6) .870 (22.1) .720 (18.3) .870 (22.1) .788 (20) .520 (13.2) .453 (11.5) aluminum knob 42005 SERIES Solid aluminum with straight knurl and arrowhead indicator on top Note: 420051A1/8 & 420051A1/4 have only one set screw. MODEL (Color-natural) MODEL (Color-black)A B CDE F G 420051A1/8* 420051B1/8* .500 (12.7) .480(12.2) .378 (9.6) .480 (12.2) .638 (16.2) .520 (13.2) .453 (11.5) 420051A1/4* 420051B1/4* .500 (12.7) .480 (12.2) .378 (9.6) .480 (12.2) .638 (16.2) .520 (13.2) .453 (11.5) 420053A1/4 420053B1/4 .748 (19.0) .728 (18.5) .524 (13.3) .728 (18.5) .638 (16.2) .520 (13.2) .453 (11.5) * indicates solid 420055A1/4 420055B1/4 .929 (23.6) .870 (23.2) .720 (18.3) .870 (23.2) .638 (16.2) .520 (13.2) .453 (11.5) aluminum knob 42006 SERIES Straight knurl with plastic insert and line indicator on top and side Note: 420061A1/8 & 420061A1/4 have only one set screw. MODEL (Color-natural) MODEL (Color-black)A B CDE F G 420061A1/8* 420061B1/8* .500 (12.7) .480 (12.2) .378 (9.6) .280 (7.1) .638 (16.2) .520 (13.2) .524 (13.3) 420061A1/4* 420061B1/4* .500 (12.7) .480 (12.2) .378 (9.6) .280 (7.1) .638 (16.2) .520 (13.2) .524 (13.3) 420063A1/4 420063B1/4 .748 (19.0) .728 (18.5) .524 (13.3) .280 (7.1) .638 (16.2) .520 (13.2) .524 (13.3) 420065A1/4 420065B1/4 .940 (23.9) .870 (23.2) .720 (18.3) .280 (7.1) .638 (16.2) .520(13.2) .524 (13.3) * indicates solid 420067A1/4 420067B1/4 1.248 (31.7) 1.220 (31.0) 1.030 (26.2) .280 (7.1) .638 (16.2) .512 (130) .531 (13.5) aluminum knob 42007 SERIES Serrated diamond trim with plastic insert and dot indicator on top U Note: 420071A1/8 & 420072A1/8 have only one set screw. * indicates solid aluminum knob MODEL (Color-natural) MODEL (Color-black) A B C D E F G 420071A1/8* 420071B1/8* .370 (9.4) .268 (6.8) .276 (7.0) .091 (2.3) .200 (5.1) .240 (6.1) .300 (7.6) 420072A1/8* 420072B1/8* .370 (9.4) .268 (6.8) .276 (7.0) .091 (2.3) .200 (5.1) .358 (9.1) .449 (11.4) 420072A1/4* 420072B1/4* .370 (9.4) .268 (6.8) .276 (7.0) .091 (2.3) .200 (5.1) .358 (9.1) .449 (11.4) 420073A1/8* 420073B1/8* .492 (12.5) .386 (9.8) .380 (9.7) .120 (3.1) .280 (7.1) .512 (13.0) .598 (15.2) * indicates solid 420073A1/4* 420073B1/4* .492 (12.5) .386 (9.8) .380 (9.7) .120 (3.1) .280 (7.1) .512 (13.0) .598 (15.2) aluminum knob 420074A1/4 420074B1/4 .748 (19.0) .650 (16.5) .587 (14.9) .120 (3.1) .280 (7.1) .512 (13.0) .598 (15.2) U2 APEM, 63 Neck Road, HAVERHILL, MA USA 01835-0788 TOLL FREE: (877) 246-7890 FAX: (978) 372-3534 E-mail: info apem.com SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.