21A11B10 Vishay, 21A11B10 Datasheet

21A11B10

Manufacturer Part Number

21A11B10

Description

DIAL SCALE 15 TURN CONCENTRIC

Manufacturer

Vishay

Series

21r

Datasheet

1.21A11B10.pdf (2 pages)

Specifications of 21A11B10

Shaft Size

0.25" (6.35mm)

Number Of Turns

No. Of Turns

External Depth

25.4mm

Operating Temperature Min

-20Â°C

Operating Temperature Max

85Â°C

Rohs Compliant

Yes

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Other names

021-1-11
21-A-11-B10
SP021-1-11

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DIMENSIONS in inches (millimeters)

Document Number: 57088

Revision: 09-Nov-06

MECHANICAL SPECIFICATIONS

PARAMETER

Mounting

Numeral Size:

Counter Wheel:

Graduated Dial:

Graduation Size:

Numeral and Every

Fifth

Intermediate

Width

Weight

ORDERING INFORMATION/DESCRIPTION

Example: 21 - A - 11

SAP PART NUMBERING GUIDELINES

MODEL

(14.27)

0.562

MODEL

SHAFT DIAMETER AND ACCOMODATION

(2.39)

0.094

B 6 mm metric bore shaft adapter

0.90 H x 0.013" W (2.29 x 0.33 cm)

" Shaft (standard)

" Shaft adapter

0.109 x 0.018" (2.77 x 0.46 cm)

hex socket set screw located

Ø 0.250

Direct to shaft with # 4 - 40

Ø 0.390

(6.35)

(3.18)

0.125

(9.91)

adjacent to No.75 on

0.035" L (0.89 cm)

0.55" L (1.40 cm)

0.012" (0.30 cm)

3.0 max. (85.05)

46.02 mm Diameter 15 Turn Dial

graduated dial.

± 0.001

- 0.000

± 0.005

- 0.000

SHAFT DIAMETER

DRIVE SLEEVE

For technical questions, contact: sfer@vishay.com

0.046

(1.17)

0.128

(3.25)

± 0.000

- 0.015

MOUNTING FACE

(25.40)

11. Satin chrome, black markings

21. Black chrome, white markings

31. Brushed chrome, black markings

1.000

FINISH AND OTHER FEATURES

± 0.015

(6.81)

(14.68)

(23.42)

0.268

0.578

0.922

SET SCREW*

FEATURES

• Round vernier scale

• 1

•

• Satin chrome finish with black markings

• Black chrome finish with white markings

• Brushed chrome finish with black markings

TURNING KNOB

± 0.015

± 0.031

OPERATIONAL SPECIFICATIONS

Readout and Operation

Transfer Point

Rotation

Accuracy

± 0.015

- 0.000

" or

FINISH

" dia.

" or 6 mm metric bore shaft adapter

1.094 R MAX.

(27.79)

the drive sleeve. Graduated circular dial

The number in center of window shall

indicates completed number of turns of

Zero blacklash between graduated dial

Readout shall increase with clockwise

GRADUATED DIAL

and decrease with counterclockwise

The number in window (0 thru 14)

indicates the percent of the partial

*SET SCREW LOCATION AT

NO 75 ON DIAL FACE

change as graduated dial rotates

COUNTING DIAL

BASE

PACKAGING

BRAKE LEVER

Ø 1.812 P

(46.02)

B010

turn of the drive sleeve

22°

and the drive sleeve

between 94 and 0

1499 turns total

± 5°

Vishay Spectrol

PACKAGING

rotation

46°

B10

± 5°

Model 21

LEAD FINISH

www.vishay.com

RoHS

COMPLIANT

175

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21A11B10 Summary of contents

Page 1

... FINISH AND OTHER FEATURES 11. Satin chrome, black markings 21. Black chrome, white markings 31. Brushed chrome, black markings A SHAFT DIAMETER FINISH For technical questions, contact: sfer@vishay.com Model 21 Vishay Spectrol " dia " metric bore shaft adapter 8 1499 turns total The number in window (0 thru 14) indicates completed number of turns of the drive sleeve ...

Page 2

... Vishay product could result in personal injury or death. Customers using or selling Vishay products not expressly indicated for use in such applications their own risk and agree to fully indemnify and hold Vishay and its distributors harmless from and against any and all claims, liabilities, expenses and damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that Vishay or its distributor was negligent regarding the design or manufacture of the part ...

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