MODEL159 datasheet(2/4 Pages) VISHAY

2 / 4 page

Model 159

7/8" (22.2 mm) Single Turn

Cermet Precision Potentiometer

Vishay Spectrol

Document Number: 57041

For technical questions, contact: sfer@vishay.com

www.vishay.com

Revision: 07-Sep-07

Not for New Design

DIMENSIONS in inches (millimeters)

BUSHING MOUNT TYPE

SERVO MOUNT TYPE

MECHANICAL SPECIFICATIONS

PARAMETER

Rotation

360° continuous

Bearing Type

Servo mount: ball bearing

Bushing mount: sleeve bearing

Torque (Maximums)

STARTING

RUNNING

Servo

0.25 oz. - in (18.00 g - cm)

0.15 oz. - in (10.80 g - cm)

Bushing

0.30 oz. - in (21.60 g - cm)

0.25 oz. - in (18.00 g - cm)

Mechanical Runouts (Maximums)

BUSHING

SERVO

Shaft Runout

0.002" (0.05 cm)

Pilot Dia. Runout

0.002" (0.05 cm)

Lateral Runout

0.005" (0.13 cm)

0.002" (0.05 cm)

Shaft End Play

0.006" (0.15 cm)

0.005" (0.13 cm)

Shaft Radial Play

0.003" (0.08 cm)

0.002" (0.05 cm)

Weight

0.5 oz. maximum (14.18 g)

MOUNTING SURFACE

0.875

(22.22)

± 0.031

0.030 MAX.

(0.76)

Ø 0.375 (9.52) x 0.062 (1.57)

WIDE IMPERFECT THR’D AREA

Ø 0.2497

(6.34)

+ 0.0000

- 0.0003

0.312

(7.92)

Ø 0.350 MAX.

(8.89)

8 - 32 UNEF - 2A

Ø 0.062 (1.57) x 0.062 HIGH

(1.57) LOCATING PIN

0.365

(9.27)

± 0.010

± 0.015

0.345

(8.76)

± 0.010

0.125

(3.18)

Ø 0.875

(22.22)

90°

0.190 TERMINAL RADIUS

(4.83)

0.500

(12.70)

MOUNTING SURFACE

Ø 0.200 MAX.

(5.08)

Ø 0.1248

(3.17)

+ 0.0000

- 0.0005

Ø 0.7500

(19.05)

Ø 0.875

(22.22)

Ø 0.750

MAX.

(19.05)

± 0.015

0.455 (11.56)

0.062 (1.57)

0.020 MAX.

(0.51)

+ 0.0000

- 0.0003

± 0.031

TOLERANCES: UNLESS OTHERWISE NOTED.

DECIMALS ± 0.005 ANGLES ± 2°

SCHEMATIC

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