A global distributor of precision measurement tools
PRODUCT CODE: 53-686-787

Custom Size Master Setting Ring # 53-686-787

Size: 7.481" - 7.870"

Tolerance: 0.000197"

Price: $1153.49 $1061.21
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Product Description

53-686-010 Fowler Custom Size Master Setting Ring: 7.481″ – 7.870″

The Fowler 53-686-010 Custom Size Master Setting Ring has the following specifications:

  • Size Nominal Diameter Range – Inch From – Up to & Including: 7.481″ – 7.870″
  • Geometric Form Tolerance Ovality/Taper Inch: 0.000055″
  • Size Tolerance Inch: 0.000197″

NIST Calibration is available at an additional cost.

  • X Class
  • Used for accurate setting of internal measuring instruments.
  • Made from oil-hardened, non-shrinking gage steel, hardened and tempered to Rockwell 62C
  • Subzero treated at minus 80°C for dimensional stability.
  • Actual size etched on each master ring.
  • Calibrated at 20°C in laboratory conditions.
  • Furnished with a manufacturer’s certificate of calibration.
  • Metric rings available on special order.

Custom Size Master Setting Rings

  • 53-686-010: Custom Size Master Setting Ring 0.060″ – 0.100″
  • 53-686-196: Custom Size Master Setting Ring 0.101″ – 2.360″
  • 53-686-315: Custom Size Master Setting Ring 2.361″ – 3.150″
  • 53-686-394: Custom Size Master Setting Ring 3.151″ – 3.940″
  • 53-686-472: Custom Size Master Setting Ring 3.941″ – 4.720″
  • 53-686-551: Custom Size Master Setting Ring 4.721″ – 5.510″
  • 53-686-590: Custom Size Master Setting Ring 5.511″ – 5.900″
  • 53-686-630: Custom Size Master Setting Ring 5.901″ – 6.300″
  • 53-686-670: Custom Size Master Setting Ring 6.301″ – 6.700″
  • 53-686-709: Custom Size Master Setting Ring 6.701″ – 7.090″
  • 53-686-748: Custom Size Master Setting Ring 7.091″ – 7.480″
  • 53-686-787: Custom Size Master Setting Ring 7.481″ – 7.870″
  • 53-686-835: Custom Size Master Setting Ring 7.871″ – 8.350″

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