ISO/IEC 17025 Accredited Dimensional Calibration
Accurate measurements start with reliable instruments. Our national network of local calibration providers delivers the precision your operations depend on—keeping quality high and your downtime low.
Our Dimensional Calibration Services
Accurate dimensional measurements are essential to quality manufacturing, precision engineering, and regulatory compliance.
When instruments drift out of specification, production delays, quality issues, and costly rework often follow. The Accredited Labs network provides complete dimensional calibration services so your equipment consistently performs within required accuracy ranges.
Our Process
Dimensional calibration involves verifying and adjusting tools that measure length, width, height, diameter, and angles. Each instrument is compared to certified reference standards with known, traceable values to identify any deviations from its intended performance.
During calibration, technicians evaluate the instrument across its full measurement range, document all variations, and make the necessary adjustments to restore accuracy. If an instrument cannot be brought back into specification, you receive detailed reporting with the data needed for corrective action or replacement planning.
Every calibration follows internationally recognized protocols, promoting consistency, reliability, and full measurement traceability. Each instrument is returned with documentation linking its accuracy to the international system of units—supporting your quality system requirements and helping you maintain compliance.
Types of Dimensional Measuring Instruments We Calibrate
Our network's comprehensive dimensional calibration services cover the full spectrum of measuring instruments used across industries, to include:
- Linear Measurement Tools: Calipers, micrometers, height gauges, depth gauges, bore gauges, and rulers require regular calibration to maintain their specified accuracy. These fundamental measuring tools are found in virtually every manufacturing and quality control environment.
- Precision Measuring Equipment: Coordinate measuring machines (CMMs), optical comparators, vision systems, and laser measurement devices represent significant investments that demand expert calibration services. These sophisticated instruments require specialized knowledge and reference standards to maintain their accuracy.
- Geometric and Angular Instruments: Angle plates, sine bars, rotary tables, levels, and straightedges play crucial roles in manufacturing setup and quality verification. Their calibration ensures geometric relationships and angular measurements remain within specification.
- Gauge Blocks and Reference Standards: These fundamental length standards serve as the foundation for other measurements throughout your facility. Their calibration maintains the traceability chain that supports all dimensional measurements.
- Thread and Form Measuring Tools: Thread gauges, radius gauges, surface plates, and form measurement instruments require specialized calibration procedures to verify their complex geometries and measurement capabilities.
- Dimensional Inspection Equipment: Ring gauges, plug gauges, snap gauges, and other go/no-go measuring devices need calibration to ensure they properly sort conforming from non-conforming parts.
Find Dimensional Calibration Services
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Accutek Lab
Accutek Lab has been providing reliable and cost-effective pipette calibration services across the United States since 1996.
Calibration ServicesPipette Calibration -
Aldinger
Since 1972, Aldinger has been providing top-quality calibration services for test and measurement equipment in Texas and beyond.
Calibration ServicesDimensional Calibration Electrical Calibration Flow Calibration Force Calibration Mass Calibration +7 more -
Cal-Cert
Cal-Cert is committed to providing the highest level of calibrations and certification service to our customers.
Calibration ServicesForce Calibration Torque Calibration Mass Calibration Pressure Calibration Temperature Calibration +3 more -
Cal-Labs
Cal-Labs has provided quality calibration in Southern California since 1977. We are A2LA accredited to ISO 17025.
Calibration ServicesDimensional Calibration -
Calibration Services Inc.
Calibration Services, Inc. (CSI) is an on-site and in-house calibration firm specializing in calibration and service of mechanical testing devices.
Calibration ServicesForce Calibration Torque Calibration Mass Calibration Dimensional Calibration Pressure Calibration +3 more -
Cal Tec Process Management
The calibration specialists at CTPM have been providing precision calibration and quality assurance since 1987.
Calibration ServicesForce Calibration Torque Calibration Mass Calibration Dimensional Calibration Pressure Calibration +2 more -
Calser Calibrations
Since 1979, Calser Calibrations has delivered trusted, precision calibration services backed by a commitment to quality and reliability.
Calibration ServicesConstruction Materials Testing Equipment Calibration Dimensional Calibration Force Calibration Mass Calibration Pressure Calibration +3 more -
CMG Sales, Inc.
CMG Sales, Inc. is a leading manufacturer sales representative and ISO 17025 accredited calibration laboratory providing services to manufacturers nationwide.
Calibration ServicesCoating Thickness Calibration Color Calibration -
Color Calibration Group
Color Calibration Group has been providing professional calibration services for all your color, light, and viscosity calibration needs for over 25 years.
Calibration ServicesCoating Thickness Calibration Color Calibration -
ETI Precision
ETI has been a leader in the calibration, repair, and sale of test and measurement equipment since 1994, and covers all 50 states.
Calibration ServicesElectrical Calibration Force Calibration Torque Calibration Dimensional Calibration Pressure Calibration +2 more -
Holts Precision, Inc.
For over 60 years Holts Precision, Inc. has performed calibrations & repairs on all major brands of gaging equipment.
Calibration ServicesDimensional Calibration Electrical Calibration Force Calibration Mass Calibration Pressure Calibration +2 more -
Huston-DePue
Established in 1960, HDCL is staffed by experienced professionals who understand the critical role accurate measurement plays in quality control and regulatory compliance.
Calibration ServicesFlow Calibration Force Calibration Torque Calibration Mass Calibration Dimensional Calibration +3 more -
Instrument Technologies, Inc.
For over three decades, Instrument Technologies, Inc. (ITI) has been a trusted partner for regulated industries seeking precision, compliance, and operational reliability.
Calibration ServicesFlow Calibration Mass Calibration Dimensional Calibration Pressure Calibration Time Calibration +1 more -
IPM, Inc.
Industrial Process Measurement, Inc. has been in the instrument supply, service and calibration business for over 30 years.
Calibration ServicesDimensional Calibration Electrical Calibration Flow Calibration Force Calibration Humidity Calibration +6 more -
J & J Calibration Service
J&J Calibration Service, an ISO-17025 accredited company, offers unmatched mobile calibration capabilities and laboratory calibration services.
Calibration ServicesDimensional Calibration Electrical Calibration Force Calibration Pressure Calibration Temperature Calibration +1 more -
OCS Technologies
Founded in 1930, OCS Technologies is a trusted multi-discipline calibration service provider as well as leading product distributor.
Calibration ServicesForce Calibration Torque Calibration Mass Calibration Dimensional Calibration Pressure Calibration +3 more -
OnCal
With over 23 years of experience in pipette calibration in the Pacific Northwest, the OnCal Corporation guarantees seamless and dependable metrology services.
Calibration ServicesPipette Calibration -
Polymer Testing Instruments
Since 1996 Polymer Testing Instruments Inc. has provided high quality service and calibration of equipment for the rubber, plastics, and energy industries.
Calibration ServicesForce Calibration Torque Calibration Dimensional Calibration Pressure Calibration Temperature Calibration +1 more -
Precision Calibration Systems
PCS is a full-service ISO 17025 Accredited calibration laboratory, founded with the goal of providing reliable and accurate instrument calibration service.
Calibration ServicesFlow Calibration Force Calibration Torque Calibration Mass Calibration Dimensional Calibration +4 more -
Quality Control Services
Quality Control Services is an established, accredited calibration services and laboratory equipment company with over 40 years of experience.
Calibration ServicesForce Calibration Mass Calibration Pipette Calibration Temperature Calibration -
Quality Surveillance, Inc.
QSI has been providing Los Angeles, Ventura, Santa Barbara and Santa Clarita Counties with reliable and cost effective metrology services since 1992.
Calibration ServicesDimensional Calibration Force Calibration Mass Calibration Pressure Calibration Temperature Calibration +3 more -
Scale Service & Supply
From laboratory balances to truck scales, Scale Service & Supply has been providing precision calibration for weighing systems since 1987.
Calibration ServicesScale Calibration Mass Calibration -
Servo Innovations
Servo Innovations, founded in 2005, has earned industry-wide trust for its accredited calibration, repair, and technical services.
Calibration ServicesFlow Calibration Force Calibration Torque Calibration Dimensional Calibration Pressure Calibration +1 more -
Tescom Calibration Services
Tescom Calibration Services has provided sales, repair, and calibration of telecom test equipment since 1982.
Calibration ServicesFlow Calibration Force Calibration Torque Calibration Mass Calibration Dimensional Calibration +4 more -
Trident Calibration Labs
Serving the greater Phoenix area, Trident Calibration Labs has more than 100 years of combined calibration experience.
Calibration ServicesElectrical Calibration RF & Microwave Calibration Dimensional Calibration Force Calibration Mass Calibration +6 more -
Tru Cal International
Serving as an asset to countless businesses in a variety of industries, Tru Cal International has specialized in test equipment calibration since 1992.
Calibration ServicesElectrical Calibration Dimensional Calibration Force Calibration Pressure Calibration RF & Microwave Calibration +3 more -
Utah Scale Center
Utah Scale Center offers servicing and calibrating of industrial scales across the Rocky Mountain Region, with 70+ years of experience.
Calibration ServicesScale Calibration -
Washington Calibration
Washington Calibration has been providing customers with quality gage repair services for all their inspection measuring instruments for more than 34 years.
Calibration ServicesDimensional Calibration Force Calibration Mass Calibration Pressure Calibration Temperature Calibration +1 more
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Audit-Ready Calibration in 3 Simple Steps
Submit Your Equipment List
Send us a list of the equipment you need calibrated, and we’ll provide a tailored quote with clear pricing—no hidden fees.
Schedule Your Calibration
Choose a convenient time for a mobile or on-site equipment calibration. Our certified technicians ensure precision and compliance with ISO/IEC 17025 standards.
Stay Compliant & Audit-Ready
Receive detailed calibration reports and certification, giving you peace of mind for audits and operational excellence.
Frequently Asked Questions
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What types of dimensional measuring instruments can be calibrated?
Dimensional calibration covers a wide variety of instruments used to measure length, width, height, diameter, depth, angles, and geometric form. Common examples include calipers, micrometers, gauge blocks, dial indicators, height gauges, bore gauges, thread gauges, CMM probes, and optical comparators. Both hand tools and precision measurement equipment used in manufacturing and quality control can be calibrated.
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How does temperature affect dimensional measurements and calibration results?
Most materials expand or contract with temperature changes, and this thermal behavior directly affects dimensional measurements — particularly for high-precision instruments. Calibration laboratories maintain controlled environments at a standard reference temperature, and calibration results are reported at that reference condition. For precision manufacturing, understanding the thermal expansion properties of both the instrument and the part being measured is important for accurate results.
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What is the role of gauge blocks in a dimensional calibration program?
Gauge blocks serve as primary length standards in dimensional calibration and are used to verify and calibrate other measuring instruments by providing known, traceable length references. Gauge blocks themselves must be periodically calibrated to maintain their accuracy, and their condition — including surface flatness and finish — should be checked regularly as part of good measurement system management.
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When is on-site dimensional calibration preferable to sending equipment to a lab?
On-site calibration is often the better choice for large, fixed, or difficult-to-transport equipment such as coordinate measuring machines, surface plates, and large fixed gauging systems. It can also be preferable when minimizing downtime is a priority or when the instrument needs to be calibrated in the same environmental conditions in which it is used. Lab calibration may be preferred for small instruments or when highly controlled environmental conditions are required.
