IED Tolerances

Which of these is NOT a negative consequence of tolerances being too small?

• Higher manufacturing costs

• More precise manufacturing required

• Increased risk of parts not fitting together correctly

• More inspection required after manufacturing

When a hole is always smaller than the part being placed inside of it, what type of fit is this?

• Clearance

• Interference

• Transition

• Tension

The overall width of a part is dimensioned as 3.00 ± 0.02. What is the specified dimension?

• 3.00

• 3.02

• 0.02

• 0.04

The overall width of a part is dimensioned as 3.00 ± 0.02. What is the upper limit?

• 3.00

• +0.02

• 3.02

• 0.04

The overall width of a part is dimensioned as 3.00 ± 0.02. What is the tolerance?

• 3.00

• 2.98 to 3.02

• 0.02

• 0.04

The diameter of a hole is dimensioned as 0.750 ± 0.003. Which of the following could be the diameter of a peg that has clearance fit with the hole?

• 0.750 ± 0.003

• 0.750 ± 0.001

• 0.730 ± 0.010

• 0.700 ± 0.050

The diameter of a hole is 0.50 ± 0.02. The pin that is inserted into the hole has diameter 0.53 ± 0.02. Which term best describes this fit?

• Clearance

• Interference

• Transition

• Variance

The diameter of a hole is 0.50 ± 0.02. The pin that is inserted into the hole has diameter 0.53 ± 0.02. What is the allowance?

• 0.01

• 0.02

• 0.03

• 0.07

The overall height of an object is 1.750 ± 0.005. What is the upper limit?

• 1.745

• 1.750

• 1.755

• 0.010

The diameter of a hole is 1.00 ± 0.03. Which correctly expresses the range of possible diameters?

• 0.97<x<1.00

• 1.00<x<1.03

• 0.97<x<1.03

• 0.03<x<1.00