Model 802

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Vishay Spectrol

Revision: 27-Mar-15

2

Document Number: 57072

For technical questions, contact: sferprecisionpot@vishay.com

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DIMENSIONS in inches (millimeters)

MECHANICAL SPECIFICATIONS

PARAMETER

Rotation

3600° +10° -0°

Bearing type

SERVO

Ball bearing

BUSHING

Sleeve

SCREW

Ball bearing

Torque (maximums)



Servo or screw section 1



Bushing section 1



Each additional section

MAX. STARTING

1.20 oz. - in (86.4 g - cm)

1.75 oz. - in (126.0 g - cm)

0.80 oz. - in (57.6 g - cm)

MAX. RUNNING

0.80 oz. - in (57.6 g - cm)

1.25 oz. - in (90.0 g - cm)

0.60 oz. - in (43.2 g - cm)

Mechanical runouts (maximums):



Shaft (TIR/in)



Pilot dia. runout (TIR)



Lateral runout (TIR)



Shaft end play



Shaft radial play

SERVO OR SCROLL

0.002" (0.05 cm)

0.002" (0.05 cm)

0.003" (0.08 cm)

0.005" (0.13 cm)

0.002" (0.05 cm)

BUSHING

0.002" (0.05 cm)

0.002" (0.05 cm)

0.005" (0.13 cm)

0.005" (0.13 cm)

0.003" (0.08 cm)

Weight:



Single section



Each additional section

5.5 oz. (156 g)

3.7 oz. (105 g)

Stop strength

1000 oz. - in, static (72 kg - cm)

Ganging

3 sections maximum terminal alignment, added sections within ± 10° of section 1

terminals

Moment of inertia

15 g - cm2 per section maximum

2.062

(52.37)

± 0.010

0.625

(15.88)

± 0.031

Ø 0.2497 TYP.

(6.34)

+ 0.0000

- 0.0003

Ø 2.000

(50.80)

Ø 1.875

(47.62)

+ 0.000

- 0.001

0.062

(1.57)

0.073 MIN.

(1.85)

0.093

(2.36)

MTG. FACE

Ø 1.812

(46.02)

± 0.015

Ø 0.125

(3.18)

3/

8 - 32 UNEF - 2A

0.062

(1.57)

MTG. FACE

0.219 TYP.

(5.56)

0.812

(20.62)

± 0.015

± 0.031

0.312

(7.92)

0.062

(1.57)

± 0.015

Ø 0.4062

(10.32)

+ 0.0000

- 0.0010

45°

± 10°

8 - 32 UNC - 2B 0.156

DEEP (3.96) 3 HOLES

EQUALLY SPACED ON A

1.250 DIA. (31.75) B.C

± 0.015

1.062 R MAX.

(26.97)

0.062

(1.57)

Ø 0.7500

(19.05)

+ 0.0000

- 0.0005

MTG. FACE

SCREW MOUNT: 802C/802-3

BUSHING MOUNT: 802B/802-1

SERVO MOUNT: 802S/802-2

0.301 MIN.

(7.64)

1

23

0.562

(14.27)

1

ADD 1.770 ± 0.010 (44.96) FOR EACH

ADDITIONAL SECTION

TOLERANCES: UNLESS OTHERWISE NOTED.

DECIMALS ± 0.005 ANGLES ± 2°

CW

SCHEMATIC

2

3

1

1