Term
| How many gauge blocks in a set? Imperial and Metric? |
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Definition
Imperial: 83 with 2 wear blocks (.05 or.1)
Metic: 88 Blocks |
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Term
| Grades of gauge blocks? and tolerances? |
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Definition
AAA (Reference): +-.000001
AA (Labratory):+-.000002
A (Inspection): +.000004 -.000002
B (Working): +.000008 -.000004 |
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Term
| What is comparison measuring? |
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Definition
| Checking against a standard (ie. Height guage, dial indicator, another part) |
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Term
| Mechanical comparators use a sensitive indicator called a ______? The part sits on? |
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Definition
| 1) Gauging head 2) Anvil or platen |
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Term
| What do air gauging (Column type) detect? |
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Definition
| size limits, out of round, taper |
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Term
| What does high pressure through gauging head mean? |
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Definition
| Tight bore. Low pressure means a loose bore |
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Term
| When there is a drop in pressure on a pressure type air gauge. what does that mean? |
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Definition
| Moves indicator to + side. meaning part is bigger. Increase moves needle to negative |
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Term
| What can a electronic comparator measure to? |
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Definition
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Term
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Definition
| Light measurement (Optical flat). Checks flatness, parallel and size of flat surfaces. |
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Term
| What materials is used in interferometry? |
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Definition
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Term
| What do laser micrometers measure? |
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Definition
| Measure shadow casted by part |
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Term
| True or false: Moving parts can be measured with a laser Micrometer? |
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Definition
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