Rheostat and
Tap Switch Hardware
Knobs, Dials, Mounting Fasteners
Knobs
Finger grip
with pointer
Finger grip
without pointer
Any knob can be used with any rheostat and tap switch model which has
the corresponding shaft diameter.
Knobs are fastened to shafts with slotted set screws.
Handwheel
with pointer
Slotted
set screw
Handwheel
without pointer
Finger grip
Hex socket
set socket
Description
5102
—
Knob
dia.
Bar knob, 21/4" long
Fits
model
—
1/4"
H, J, G, K, L
—
1/4"
H, J, G, K, L
5103
5103A
Bar knob,
5104
5104A
Handwheel with pointer
31/4"
3/8"
P, N, R, U
5105
Handwheel without pointer
31/4"
3/8"
P, N, R, U
5106
Handwheel with pointer
31/4"
1/4"
H, J, G, K, L
5107
Handwheel without pointer
31/4"
1/4"
H, J, G, K, L
5109
5109A
Finger-grip with pointer
15/8"
1/4"
H, J, G, K, L
5110
5110A
Finger-grip without pointer
15/8"
1/4"
H, J, G, K, L
5111
5111A
Finger-grip with pointer
23/8"
1/4"
H, J, G, K, L
5112
5112A
Finger-grip without pointer
23/8"
1/4"
H, J, G, K, L
5150
5150A
Finger-grip
11/2"
1/4"
H, J, G, K, L
5151
—
Finger-grip
3/4"
1/8"
C, E
31/4"
1/4"
H, J, G, K, L
—
—
5106A
—
5152A
11/4"
Hole
dia.
long
Like 5104 (shorter pointer)
R h e o st a t t a n d e m c o u p l i n g k i ts
Ohmite coupling kits permit tandem mounting of two
rheostat units. A coupling fastens to the shaft of the back
unit; projections on the coupling engage the recesses in
the driving hub of the front unit.
Each kit consists of a steel “U” frame, a coupling with
set screw, mica washer, allen wrench and instructions.
Part No. Front mount models Rear mount models
6532
6533
6591
H, J, G, K, L
5/32"
E
E
1/16"
G, K, L
= Standard values
= Non-standard values subject to minimum handling charge per item
192
Max. panel thickness
H, J
1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
H, J, G, K, L
1/8"
(continued)
Rheostat and
Tap Switch Hardware
Knobs, Dials, Mounting Fasteners
DIAL S
For
rheostats
For tap
switches
Handsomely finished, black-enameled, aluminum dials
for Ohmite rheostats and tap switches. Figures and
lines are etched on a black background for contrast
and ease of readability. On rheostat dials, divisions
indicating approximate percentage of rheostat resistance in circuit are marked from 0 to 100. On tap
switch dials, Number of dial positions are identical
with number of switch positions.
Part No.
For model
For knob
5007
C, E
5151
5001
P, N, R, U
5104, 5106
5003-*
212 (tandem), 312 (tandem), 412
5000
5002-*
5004-*
H, J, G, K, L
111, 212 (single), 312 (single)
608
* Specify number of positions as suffix.
23/16”
5109, 5116, 5150
23/4”
5111, 5152A
5104
Rheostat
Part No. model
7070
7071
7072
7074
E x tr a m o u n t i n g h a r d w a r e
Kit contains 25 each, nuts and lock
washers for panel mounting units.
Part No. For model
7090 E
7091 H, J, G, K, L, 111, 212, 711
= Standard values
= Non-standard values subject to minimum handling charge per item
1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
193
11/4”
5150, 5116, 5103
R h e o st a t r e p a i r k i ts
Electrical contact replacement
kit. Kit includes contact/slip ring
assemblies (for round and ribbon
wire rheostats), copper graphite washer, spring arm and hub.
Instructions included.
Dial dia.
P
N
R
U
51/2”
33/4”
51/2”