Chicago Dial Indicator - mechanical and electronic gages
American made precision measuring products since 1932


Mechanical Indicators - AGD Group 3

DIAL SIZE 2 ?"

These dial indicators are built to American Gage Design Group 3 specifications. This group size offers a larger, more visible dial face for bigger fixtures and gages. They are furnished with a lug back (with 90 degree mounting holes to be used vertically or horizontally), a regular contact point ¼ long, and a dust cap.

TRACING TEMPLATES
Mechanical Dial Indicator Design Features and Diagram

The following charts below contain all standard group 3 dial indicators arranged by travel.

.025"

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
.025" 3 .0001" .010" 0-5-0 30251B   $144.75  
.025" 3 .0001" .010" 0-10   30251C $144.75  
.025" 3 .0001" .010" 0-5-0 30251BJ     $155.70
.025" 3 .0001" .010" 0-10   30251CJ   $155.70
.025" 3 .0001" .010" 0-5-0 30251BJ-HC     $158.85
.025" 3 .0001" .010" 0-10   30251CJ-HC   $158.85
.025" 3 .00025" .010" 0-5-0 30252B   $144.75  
.025" 3 .00025" .010" 0-10   30252C $144.75  
.025" 3 .00025" .010" 0-5-0 30252BJ     $155.70
.025" 3 .00025" .010" 0-10   30252CJ   $155.70

.050"

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
.050" 3 .00025" .020" 0-10-0 30502B   $144.75  
.050" 3 .00025" .020" 0-20   30502C $144.75  
.050" 3 .00025" .020" 0-10-0 30502BJ     $155.70
.050" 3 .00025" .020" 0-20   30502CJ   $155.70
.050" 3 .0005" .020" 0-10-0 30503B   $120.25  
.050" 3 .0005" .020" 0-20   30503C $120.25  
.050" 3 .0005" .020" 0-10-0 30503BJ     $131.15
.050" 3 .0005" .020" 0-20   30503CJ   $131.15
.050" 3 .001" .020" 0-10-0 30504B   $120.25  
.050" 3 .001" .020" 0-20   30504C $120.25  
.050" 3 .001" .020" 0-10-0 30504BJ     $131.15
.050" 3 .001" .020" 0-20   30504CJ   $131.15

.075"

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
.075" 3 .0005" .030" 0-15-0 30753B   $107.40  
.075" 3 .0005" .030" 0-30   30753C $107.40  
.075" 3 .0005" .030" 0-15-0 30753BJ     $118.35
.075" 3 .0005" .030" 0-30   30753CJ   $118.35
.075" 3 .001" .030" 0-15-0 30754B   $107.40  
.075" 3 .001" .030" 0-30   30754C $107.40  
.075" 3 .001" .030" 0-15-0 30754BJ     $118.35
.075" 3 .001" .030" 0-30   30754CJ   $118.35

.100"

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
.100" 3 .0005" .040" 0-20-0 31003B   $107.40  
.100" 3 .0005" .040" 0-40   31003C $107.40  
.100" 3 .0005" .040" 0-20-0  31003BJ     $118.35
.100" 3 .0005" .040" 0-40   31003CJ   $118.35
.100" 3 .001" .040" 0-20-0 31004B   $107.40  
.100" 3 .001" .040" 0-40   31004C $107.40  
.100" 3 .001" .040" 0-20-0 31004BJ     $118.35
.100" 3 .001" .040" 0-40   31004CJ   $118.35

.125"

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
.125" 3 .0005" .050" 0-25-0 31253B   $104.75  
.125" 3 .0005" .050" 0-50   31253C $104.75  
.125" 3 .0005" .050" 0-25-0 31253BJ     $115.75
.125" 3 .0005" .050" 0-50   31253CJ   $115.75
.125" 3 .001" .050" 0-25-0 31254B   $104.75  
.125" 3 .001" .050" 0-50   31254C $104.75  
.125" 3 .001" .050" 0-25-0 31254BJ     $115.75
.125" 3 .001" .050" 0-50   31254CJ   $115.75

.200"

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
.200" 3 .0001" .010" 0-5-0 32001B   $167.20  
.200" 3 .0001" .010" 0-10   32001C $167.20  
.200" 3 .0001" .010" 0-5-0 32001BJ     $178.20
.200" 3 .0001" .010" 0-10   32001CJ   $178.20

.250"

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
.250" 3 .001" .100" 0-50-0 32504B   $98.50  
.250" 3 .001" .100" 0-100   32504C $98.50  
.250" 3 .001" .100" 0-50-0 32504BJ     $109.50
.250" 3 .001" .100" 0-100   32504CJ   $109.50
.250" 3 .001" .100" 0-50-0 32504BJ-HC     $112.60
.250" 3 .001" .100" 0-100   32504CJ-HC   $112.60
.250" 3 .005" .250" N/A --- 32506C $139.00  

.500"

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
.500" 3 .0001" .010" 0-5-0 35001BJ     $235.65
.500" 3 .0001" .010" 0-10   35001CJ   $235.65
.500" 3 .0005" .050" 0-25-0 35003B   $110.00  
.500" 3 .0005" .050" 0-50   35003C $110.00  
.500" 3 .0005" .050" 0-25-0 35003BJ     $120.95
.500" 3 .0005" .050" 0-50   35003CJ   $120.95
.500" 3 .001" .100" 0-50-0 35004B   $106.35  
.500" 3 .001" .100" 0-100   35004C $106.35  
.500" 3 .001" .100" 0-50-0 35004BJ     $117.30
.500" 3 .001" .100" 0-100   35004CJ   $117.30
.500" 3 .01" .500" 0-50-0 35005B   $130.10  
.500" 3 .01" .500" 0-100   35005C $130.10  
.500" 3 .01" .500" 0-50-0 35005BJ     $141.00
.500" 3 .01" .500" 0-100   35005CJ   $141.00

1.000"

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
1.000" 3 .0005" .050" 0-25-0 36103B   $110.00  
1.000" 3 .0005" .050" 0-50   36103C $110.00  
1.000" 3 .0005" .050" 0-25-0 36103BJ     $120.95
1.000" 3 .0005" .050" 0-50   36103CJ   $120.95
1.000" 3 .001" .100" 0-50-0 36104B   $110.00  
1.000" 3 .001" .100" 0-100   36104C $110.00  
1.000" 3 .001" .100" 0-50-0 36104BJ     $120.95
1.000" 3 .001" .100" 0-100   36104CJ   $120.95
1.000" 3 .001" .100" 0-50-0 36104BJ-HC     $124.10
1.000" 3 .001" .100" 0-100   36104CJ-HC   $124.10
1.000" 3 .010" 1.000" 0-50-0 36105B   $132.20  
1.000" 3 .010" 1.000" 0-100   36105C $132.20  
1.000" 3 .010" 1.000" 0-50-0 36105BJ     $143.20
1.000" 3 .010" 1.000" 0-100   36105CJ   $143.20

2.000" and above

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
2.000" 3 .001" .100" 0-100 --- 36204CJ   $200.90
3.000" 3 .001" .100" 0-100 --- 36304CJ   $226.50
4.000" 3 .001" .100" 0-100 --- 36404CJ   $278.75
5.000" 3 .001" .100" 0-100 --- 36504CJ   $309.60

.5mm

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
.5mm 3 .002mm .2mm 0-10-0 53005B   $165.05  
.5mm 3 .002mm .2mm 0-20   53005C $165.05  
.5mm 3 .002mm .2mm 0-10-0 53005BJ     $176.00
.5mm 3 .002mm .2mm 0-20   53005CJ   $176.00

1.25mm

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
1.25mm 3 .005mm .5mm 0-25-0 53125B   $122.50  
1.25mm 3 .005mm .5mm 0-50   53125C $122.50  
1.25mm 3 .005mm .5mm 0-25-0 53125BJ     $133.50
1.25mm 3 .005mm .5mm 0-50   53125CJ   $133.50

2.5mm

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
2.5mm 3 .01mm 1.0mm 0-50-0 53025B   $105.90  
2.5mm 3 .01mm 1.0mm 0-100   53025C $105.90  
2.5mm 3 .01mm 1.0mm 0-50-0 53025BJ     $116.90
2.5mm 3 .01mm 1.0mm 0-100   53025CJ   $116.90

25mm

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
25mm 3 .01mm 1.0mm 0-50-0 53250B   $124.50  
25mm 3 .01mm 1.0mm 0-100   53250C $124.50  
25mm 3 .01mm 1.0mm 0-50-0 53250BJ     $135.50
25mm 3 .01mm 1.0mm 0-100   53250CJ   $135.50
25mm 3 .25mm 25mm 0-25 --- 53252C $136.40  

50mm

Total
Range
Group
Size
Grads Range/
Rev.
Dial
Reading
Balanced
EDP#
Continuous
EDP#
Plain
Bearings
Jeweled
Bearings
50mm 3 .01mm 1.0mm 0-100 --- 53500CJ   $231.45

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