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18A11B10 Datasheet, PDF (1/2 Pages) Vishay Siliconix – Model 18 (PR2) 22.2 mm Diameter, 15 Turn Dial
Model 18
Vishay Spectrol
Model 18 (PR2)
22.2 mm Diameter, 15 Turn Dial
FEATURES
• No backlash
• Compact-requires minimal panel space (22.2 mm RoHS
diameter requirement)
COMPLIANT
• For use with precision potentiometers or other rotating
devices, up to 15 turns
• Designed for metal shaft
• High force “Click Brake”
• Black color on request
MECHANICAL SPECIFICATIONS
Accepts Shaft Diameter
Number of Turns
Dial Division
Torque with Brake Engaged
Markings
Weight
Set Srew
Hex Key Size
Bushing Extension Beyond Panel
Shaft Extension Beyond Panel
DIMENSIONS in millimeters (inches)
0.025 (0.65)
0.375 (9.53)
Ø 0.875 (22.2)
6.35 mm (0.250")/6 mm/3.17 mm (0.125")/3 mm
0 to 15
50 per turn
5 oz. - in (350 gr - cm) min.
Black or satin chrome
15 g
UNC 2-56
1.27 mm (0.05")
6.35 mm (0.250") max.
18.1 mm (0.710") min.
22.2 mm (0.875") max.
0.880 (22.2)
MTG. FACE
0.575 (14.6)
Ø 0.40 DEEP 0.30 (Ø 10.1 PROF 7.6)
Ø 0.65 DEEP 0.125 (16.5 PROF 3.2)
Ø 0.250 + 0.001
(6.35 + 0.025)
10 0 90
SCREW 2 - 56 UNC
HEX 0.05
SPACER
ANTIROTATION
BLACK PLACTIC
0.05 (1.3)
ORDERING INFORMATION/DESCRIPTION
18
A
11
MODEL
SHAFT DIAMETER
ACCOMODATION AND FIXINGS
FINISH
A 1/4" dia. shaft - 1 set screw
B 6 mm metric bore - 1 set screw
C 1/8" dia. shaft - 1 set screw
D 3 mm metric bore - 1 set screw
11 Satin chrome, black markings (standard)
21 Black chrome, white markings
41 Satin chrome, white markings
Example: 18 - A - 11
B010
PACKAGING
e
LEAD
FINISH
SAP PART NUMBERING GUIDELINES
18
A
MODEL
SHAFT DIAMETER
11
FINISH
www.vishay.com
174
For technical questions, contact: sfer@vishay.com
B10
PACKAGING
Document Number: 57078
Revision: 09-Nov-06