U

U3

42008 SERIES

Square serrations with plastic insert and line indicator on side

Notes: Dims. in inches & (millimeters).

Shaft size is last 3 digits of Model No.

42009 SERIES

Straight knurl with plastic insert and line indicator on top and chamfer around top

42011 SERIES

Smooth finish with plastic insert and line indicator on top

42012 SERIES

Straight knurl with plastic insert and line indicator on top

MODEL (Color-natural)

A

B

C

420121A1/8

.732 (18.6)

.374 (9.5)

.472 (12.0)

420121A1/4

.732 (18.6)

.374 (9.5)

.472 (12.0)

420122A1/4

.898 (22.8)

.433 (11.0)

.512 (13.0)

420123A1/4

1.280 (32.5)

.492 (12.5)

.551 (14.0)

420124A1/4

1.512 (38.4)

.531 (13.5)

.630 (16.0)

MODEL (Color-natural)

MODEL(Color-black)

ABC

420111A1/8

420111B1/8

.709 (18.0)

.374 (9.5)

.472 (12.0)

420111A1/4

420111B1/4

.709 (18.0)

.374 (9.5)

.472 (12.0)

420112A1/4

420112B1/4

.874 (22.2)

.433 (11.0)

.512 (13.0)

420113A1/4

420113B1/4

1.255 (31.9)

.492 (12.5)

.551 (14.0)

420114A1/4

420114B1/4

1.488 (37.8)

.531 (13.5)

.630 (16.0)

MODEL (Color black)

ABC

420091B1/8

.732 (18.6)

.374 (9.5)

.472 (12.0)

420091B1/4

.732 (18.6)

.374 (9.5)

.472 (12.0)

420092B1/4

.898 (22.8)

.433 (11.0)

.512 (13.0)

420093B1/4

1.280 (32.5)

.492 (12.5)

.551 (14.0)

420094B1/4

1.512 (38.4)

.531 (13.5)

.630 (16.0)

Note: Knob color is black only for this Series.

MODEL (Color-natural)

MODEL (Color-black)

A

B

C

D

E

F

G

420081A1/8*

420081B1/8*

.500 (12.7)

.402 (10.2)

.380 (9.7)

.402 (10.2)

.280 (7.1)

.512 (13.0)

.630 (16.0)

420081A1/4*

420081B1/4*

.500 (12.7)

.402 (10.2)

.380 (9.7)

.402 (10.2)

.280 (7.1)

.512 (13.0)

.630 (16.0)

420083A1/4

420083B1/4

.748 (19.0)

.681 (17.3)

.587 (14.9)

.681 (17.3)

.280 (7.1)

.512 (13.0)

.630 (16.0)

420085A1/4

420085B1/4

.940 (23.9)

.870 (22.1)

.709 (18.0)

.870 (22.1)

.280 (7.1)

.512 (13.0)

.630 (16.0)

420087A1/4

420087B1/4

1.248 (31.7)

1.165 (29.6)

.985 (25)

1.165 (29.6)

.280 (7.1)

.630 (16.0)

.630 (16.0)

* indicates solid

aluminum knob

Note: 420081A1/8 & 420081A1/4 have only one set screw.

* indicates solid

aluminum knob

* indicates solid

aluminum knob

* indicates solid

aluminum knob