Thread Check Inc offers 3 different levels of certification for all gages
1. Certificate of Compliance ( C of C )
Is a general statement that the gages have been manufactured and are in conformance to the applicable gage specification. The Certificate of Compliance states that the gages have been manufactured and inspected by highly trained personnel and found to comply with the dimensions and tolerances specified. The Certificate of Compliance states that the primary reference standards for the gage calibration are traceable to System International (S.I.) units through the N.I.S. T - National Institute of Standards and Technology. The N.I.S.T. number referenced on this cert is being phased out by the requirements of A2LA. The Certificate of Compliance also states that the gages are inspected in compliance with MIL-STD 45662A, ISO 10012-1, and ANSI/NCSL Z540-1.
The Certificate of Conformance supplied by Thread Check Inc. conforms to the standard scope adopted by the American Measuring Tool Manufacturers Association – AMTMA. It is neither a contract nor a contractual representation. The Certificate of Conformance states that the company’s responsibilities shall in no event nor for any cause what so ever, exceed the purchase price of the pertinent gage(s).
2. MANUFACTURER’S LONG FORM CALIBRATION (LFC)
Thread Check Inc. offers a manufacturing Long Form Calibration which provides all the critical gage dimensions and tolerances for the applicable standard. The Manufacturer’s Long Form Calibration demonstrates that the gages have been manufactured and inspected by highly trained personnel and found to comply with the dimensions and tolerances specified in the applicable standard. Long Form Calibration reports for thread gages list Pitch diameters, major diameters, minor diameters, lead, and angles. Long Form Calibration for Plain gages typically list measurements in 3 places. Thread Check does not provide calibration stickers on new gages.
Thread Check Inc. does not issue calibration frequencies on new gages.
Thread Check Inc. does not issue IDs or serial numbers unless specified by the customer.
Thread Check Inc. can supply a serial number at no additional charge if requested by the customer.
3. ISO 17025 ACCREDITED CALIBRATION (ISO 17025 LFC)
Thread Check Inc. sends the gages to a third party calibration lab that is ISO 17025 accredited. The lab is ACLASS accredited. All critical dimensions are listed on the calibration cert. The laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2005. This accreditation demonstrates technical competence for a defined scope and the operation of a laboratory quality management system (refer to joint ISO-ILAC-IAF Communiqué dated January 2009).