Model 157

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Vishay Spectrol

Revision: 06-Nov-15

2

Document Number: 57042

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

DIMENSIONS in inches (millimeters)

ORDERING INFORMATION

157

B

503

M

C

MODEL

STYLE

OHMIC VALUE

TOLERANCE ON

OHMIC VALUE

LINEARITY

SPECIAL REQUEST

157

B: Bushing

S: servo

470 = 47



222 = 2.200



103 = 10 k



For ohmic value

range see electrical

specification

M = ± 20 %

K = ± 10 %

X = ± 2 %

B = ± 0.50 %

C = ± 0.25 %

xxxx

PART NUMBER DESCRIPTION (for information only)

157-

2

503

xxxx

MODEL

STYLE

OHMIC VALUE

SPECIAL

B: 1

S: 2

BUSHING MOUNT: 157B/157-1

0.455

(11.56)

± 0.015

0.062 (1.57)

0.062 (1.57)

Ø 0.1248

Ø 0.1245

(3.17)

0.062 (1.57)

0.500

(12.7)

Ø 0.750

(19.05)

Ø 0.070

(1.78)

Ø 0.050

(1.27)

RETAINER

Ø 0.20 MAX. x 0.02 MAX. (5.08)

Ø 0.7500 (19.05)

Ø 0.7495

SERVO MOUNT:

157S/157-2

0.875

(22.22)

± 0.031

Ø 0.2497

(6.34)

RETAINER: Ø 0.312 x 0.03 MAX.

0.345

(8.76)

± 0.015

0.125

(3.18)

± 0.010

Ø 0.9.52 x 1.57 WIDE

IMPERFECT

THREAD AREA

0.365

(9.27)

± 0.010

0.312

(7.92)

LOCATING PIN Ø

0.062 x 0.062

(1.57 x 1.57)

TERM 1

TERM 2

TERM 3

90°

Ø 0.875

(22.2)

0.176 TERMINAL

RADIUS (4.47)

+ 0.0000

- 0.0003

TOLERANCES: UNLESS OTHERWISE NOTED.

DECIMALS ± 0.005 ANGLES ± 2°

CW

SCHEMATIC

2

3

1

± 0.031

Example of a marking for a standard part:

157-11103