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Inspector/Tester/Weigher  What They Do

Just the Facts


Inspects, tests, sorts, samples, or weighs nonagricultural raw materials or processed, machined, fabricated, or assembled parts or products for defects, wear, and deviations from specifications. May use precision measuring instruments and complex test equipment.

This career is part of the Manufacturing cluster Quality Assurance pathway.


A person in this career:

  • Inspects, tests, or measures materials, products, installations, or work for conformance to specifications.
  • Measures dimensions of products to verify conformance to specifications, using measuring instruments such as rulers, calipers, gauges, or micrometers.
  • Reads blueprints, data, manuals, or other materials to determine specifications, inspection and testing procedures, adjustment methods, certification processes, formulas, or measuring instruments required.
  • Records inspection or test data, such as weights, temperatures, grades, or moisture content, and quantities inspected or graded.
  • Marks items with details such as grade or acceptance-rejection status.
  • Notifies supervisors or other personnel of production problems.
  • Discards or rejects products, materials, or equipment not meeting specifications.
  • Collects or selects samples for testing or for use as models.
  • Writes test or inspection reports describing results, recommendations, or needed repairs.
  • Compares colors, shapes, textures, or grades of products or materials with color charts, templates, or samples to verify conformance to standards.

Working Conditions and Physical Demands

People who do this job report that:

  • You would often handle loads up to 10 lbs., sometimes up to 20 lbs. You might do a lot of walking or standing, or you might sit but use your arms and legs to control machines, equipment or tools.
  • Work in this occupation involves use of protective items such as safety shoes, glasses, gloves, hearing protection, a hard hat, or personal flotation devices
  • Exposure to pollutants, gases, dust, fumes, odors, poor ventilation, etc.
  • Work in this occupation involves using your hands to hold, control, and feel objects more than one-third of the time
  • Exposed to hazardous situations involving possible injury such as cuts, bites, stings, and minor burns more than once a month
  • Work in this occupation requires being inside most of the time
  • Sound and noise levels are loud and distracting
  • Work in this occupation involves making repetitive motions more than one-third of the time
  • Work in this occupation involves standing more than one-third of the time
  • Work in this occupation involves walking or running more than one-third of the time

Working in this career involves (physical activities):

  • Seeing clearly at a distance
  • Seeing clearly up close
  • Speaking clearly enough to be able to be understood by others
  • Identifying and understanding the speech of another person

Work Hours and Travel

  • Rotating shift work

Specialty and Similar Careers

Careers that are more detailed or close to this career:

  • Aircraft Launching and Arresting Systems Inspector -- Inspects mechanical and structural construction and installation, and monitors operational testing of aircraft catapults and arresting gear systems used on aircraft carriers.
  • Assembly Line Inspector -- Inspects articles for defects or poor work, marks rejected pieces and returns them to proper department for repairs.
  • Bearing Inspector -- Sorts roller bearings into groups according to diameter or length and examines for defects.
  • Boiler House Inspector -- Visually inspects boilers and water and steam connection pipes to locate leaks and defective parts and notifies work crew of repairs to be made.
  • Cloth Inspector -- Examines cloth for knitting defects and rejects cloth not meeting specifications.
  • Compliance Analyst -- Plans and coordinates the operational activities of a company or organization to guarantee compliance with governmental regulations and ordinances.
  • Diamond Sizer and Sorter -- Sorts diamonds according to size for use in watches and jewelry, using sieve, loupe, and precision measuring instruments.
  • Electrical Inspector -- Tests and inspects electrical parts in both new and existing electrical systems.
  • Fiberglass Quality Technician -- Tests fiberglass yarn, fibers, or binder solutions at any stage in manufacturing process to determine if standards are met.
  • Gas Leak Inspector -- Inspects underground and exposed gas pipelines and enclosed areas to detect and locate leaks, using testing instruments.
  • Integrated Circuits Inspector -- Inspects integrated circuit (IC) assemblies, semiconductor wafers, and IC dies for conformance to company standards, using microscope.
  • Quality Assurance Technician -- Monitors the production process to determine if the parts or products are meeting quality specifications.
  • Welding Inspector -- Performs visual inspections for defects in the weld such as cracks and pits on welded products and structures in progress and on completed jobs.