Technical Data:
Series: 2
Type: Standard One Revolution, ISO/JIS metric
Back: flat back
Graduation: 0.001 mm
Range (range/rev): 0.08 (0.1) mm
Accuracy, 1/10 rev / 1/2 rev / 1 rev / measuring range: 2 / - / - / 3 um
Hysteresis: 2 um
Repeatability: 0.5 um
Dial reading: 40-0-40
Measuring force: 2.0 N or less
Features: One revolution; shockproof; dustproof; jeweled bearing; balanced scale

Dimensions:
A=47.2 mm; B=66 mm; C=57 mm; D=18.1 mm; E=20 mm; F=16.9 mm; G=20.6 mm; H=52 mm; I=7.6 mm; mass lug/flat=149/140 g
Stem Dia.8 mm +0/-0.009; spindle Dia.4.8 mm; Dia.6.5 mm feature; 16 mm and 5 mm drawing dimensions; M2.5x0.45 contact thread

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.