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Starrett Electronic Plunger-Style Variance Indicators with Calibration Certificate
These indicators come with a calibration certificate traceable to NIST that states they’ve passed a test for accuracy. A spring-loaded plunger retracts and extends to measure objects. They have a zero-set button that lets you start measuring at any point.
Variance Indicators
3900A-5 Model
Measuring Range | Measuring Increments | Accuracy | Contact Point | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | Metric, mm | Inch | Metric, mm | Inch | Metric, mm | Industry Designation | Mount. Stem Dia. | Mount. Lug Hole Dia. | Dial Dia. | Head Dia. | Lg. | Mount. Thread Size  | Features | Mfr. Model No. | Each | |
| 0"-0.5" | 0-12.7 | 0.0005" | 0.01 | ±0.001" | ±0.025 | AGD Group 2 | 3/8" | 1/4" | 2 1/4" | 0.188" | 1/4" | 4-48 | Zero-Set Button | 3900A-5 | 00000000 | 0000000 |
Accessories
| Pkg. | ||
| Replacement Battery for 3900A-5 Model (1 per Pkg.) | 00000000 | 00000 |