Technical Data:
Series: 2
Type: Standard One Revolution, ANSI/AGD inch
Back: flat back
Graduation: 0.0005 in
Range / range per revolution: 0.04 / 0.05 in
Accuracy, first revolution: +/-0.0005 in
Retrace: 0.00016 in
Repeatability: +/-0.0001 in
Dial reading: 20-0-20
Measuring force: 2.5 N or less
Features: One revolution; shockproof

Dimensions:
A=1.86 in; B=2.04 in; C=2.24 in; D=0.71 in; E=3/4 in; F=0.54 in; G=0.39 in; H=2.05 in; I=0.30 in; mass lug/flat=163/138 g
Stem Dia.0.375 in +0/-0.0012; spindle Dia.0.19 in; Dia.0.256 in feature; 0.63 in and 0.25 in drawing dimensions; ball contact Dia.0.12 in, 21BZB005, No.4-48UNF

Optional:
Limit hands (2 pcs.) 21AZB195
Bezel clamp 21AZB148 for metric type; 21RZA065 for inch type (included with ANSI/AGD models)
Optional contact points are listed in the catalogue contact-point section.