MarTest | Test indicator

MarTest 801 SRM

Art. no. 4308980

Test indicator MarTest 801 SRM
Factory standard
Measuring range mm: ± .008"
Graduation value inches: .0001''
Package contains: spanner for changing the styli, stylus dia. ø 2 mm, mounting shaft 800a3/8, test certificate, instruction manual, case

MarTest 801 SRM
  • High contrast dial face, sealed with an O-Ring
  • Mineral glass viewing panel for best protection:
    - against scratching or damage caused by hot shavings
    - optimal resistance to solvents
  • Matt chrome-plated protective casing with three integrated dovetail guide rails
  • Shockproof measuring mechanism
  • Anti-magnetic model
  • Automatic adjustment to the contacting direction ensuring infallible readings
  • Ball-bearing mounted double lever
  • Overload protection thanks to friction clutch
Product type 801 SRM
Measuring range inches ± .008"
Standard Factory standard
Figur on dial face 4-0-4
Pointer rotation (inches) .008"
Deviation range fe (inches) .00012"
Total deviation range fges (inches) .0002"
Measuring value hysteresis fu (inches) .00012"
Partial measuring range ft (inches) .00008"
Repeatability fw (inches) .0001"
Measuring force 0.15 N
Scale diameter (inches) 1.5"
Dial color Green
Dimensions a 40.5 mm | c 13.6 mm | d 17.8 mm | e 75 mm | f 99 mm
Dimensional drawing 1

Variety of applications for our products

  • Measurement of concentricity, alignment, parallelism and flatness
  • Centering of bores and shafts
  • Parallel or perpendicular alignment of work pieces
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