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How It Works

NAPT Makes the Process Simple

Step
01

Order Kits

Use our simple online order form or call (952) 303-6126.

Step
02

Receive Materials

The NAPT Sponsored ILC-PT Kit & any necessary accessories will be shipped to you. 

Step
03

Submit Data and Review Results

Use the convenient NAPT Customer Portal to submit your test results and access your reports.

Step
04

Ship Artifacts

We’ll provide an address to ship the kit to the next participant. 

Same Tests. Reduced Pricing. Members Save on Every Enrollment

NAPT Fee Structure

Members receive at least a 20% Discount on all purchases.

Service NAPT Member Price Regular Price
NAPT Sponsored ILC/PT * $556 $695
Additional Submittal $100 $125
Self-Managed Intra $316 $395
NAPT Assisted Intra $716 $895
Accreditation Manager $1,036 $1,295
Annual Membership ** $200 N/A

* Purchase multiple ILC-PTs at once to receive larger discounts.  Our members who purchase 3 to 5 ILC-PTs in a single order receive a 25% discount.  Members who purchase 6 to 10 ILC-PTs in a single order receive a 30% discount.  Need to order more than 10.  Contact napt@proficiency.org to setup a custom plan.

** Membership is purchased per location.  For example, if your lab has 4 locations, in order to receive the discount you would purchase the membership for each of the four locations.

For a list of all NAPT Payment Policies and Fee Structure.

Find a Kit

Over 100 NAPT Sponsored Kits to meet your proficiency testing needs.

KITS, Torque TORQ-201

Torque Wrench Set of 3 Wrenches

The intent of this ILC/PT is to provide a means for the participant to determine the appropriateness and effectiveness of participant practices, training, and measurement uncertainty relating to calibration of Torque Wrenches with a reference uncertainty of 2% i.v. on pound*inch range and 1% i.v. on pound*foot range.  

This ILC/PT Kit contains three Torque Wrenches, covering ranges 30 in*lb to 540 in*lb and 20 ft*lb to 90 ft*lb. Participants are asked to use their lab practices to make measurements of Torque at nine set points (three set points per wrench). Measurement values will be appropriate for calibration of similar devices.

Participants are expected to be familiar with, and have appropriate lab equipment and measurement uncertainties for calibration of similar devices.

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KITS, Torque TORQ-301

Torque Transducer

This program is offered to laboratories simulating torque measurements with transducers or the combination of weights and arms.

Participants measure torque in the clockwise (CW) and counter-clockwise (CCW) direction from 200 lbf*in to 2000 lbf*in. The results are provided in mV/V with the reported uncertainty. The associated uncertainty for this program is in the range of 0.002 mV/V to 0.004 mV/V.

Participants are expected to be familiar with, and have appropriate lab equipment and measurement uncertainties for calibration of similar devices.

Artifact in kit: TLB, Reaction Torque Transducer

torque transducer

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KITS, Torque TORQ-514

Torque Wrench Set of 4 Wrenches

The intent of this ILC/PT is to provide a means for participant laboratories to evaluate the appropriateness and effectiveness of the their practices, training, and measurement uncertainties relating to the measurement of Torque by comparison of reported data and uncertainties to the data and uncertainties of other laboratories measuring the same data points on the same artifacts.

This ILC/PT Kit contains 4 Torque Wrenches: two Digital 1800 in*lb and 2 Flat Beam 600 in*lb Wrenches.

Participants are asked to use their lab practices to make Torque measurements at three Set Points per wrench for a total of 12 Set Points in the range of 100 to 1800 in*lb. Measurement values will be appropriate for calibration of similar devices. 

Participants are expected to be familiar with, and have appropriate lab equipment and measurement uncertainties for calibration of similar devices.

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Torque TORQ-617
Q4 Reduced Pricing!

Torque Wrench Kit

The intent of this ILC/PT is to provide a means for participant laboratories to evaluate the appropriateness and effectiveness of the their practices, training, and measurement uncertainties relating to the measurement of Torque by comparison of reported data and uncertainties to the data and uncertainties of other laboratories measuring the same data points on the same artifacts.  

This ILC/PT Kit contains 2 Torque Wrenches: One Digital 1800 lbf·in and one Flat Beam 600 lbf·in Wrenches.

Participants are asked to use their lab practices to make Torque measurements at three Set Points per wrench for a total of 6 Set Points in the range of 100 to 1800 lbf·in. Measurement values will be appropriate for calibration of similar devices. 

Participants are expected to be familiar with, and have appropriate lab equipment and measurement uncertainties for calibration of similar devices.

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KITS, Torque TORQ-717

Torque Wrench Set

The primary purpose of this ILC/PT is to determine the appropriateness and effectiveness of the participant’s methods, procedures, training, and measurement uncertainty calculations relating to the measurement of torque by comparison of reported data and uncertainties to the data and uncertainties of other laboratories measuring the same measured values on the same UUT. 

This ILC/PT contains 2 torque wrenches: one digital 1800 in*lb and one flat beam 600 in*lb.  

Participants are asked to use their lab practices to make torque measurements at three measured values per wrench for a total of six measured values in the range of 100 to 1800 in*lb.  Measurement values will be appropriate for calibration of similar devices.

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Proficiency Testing is Crucial

Proficiency testing plays a vital role in a lab’s quality assurance efforts and is required by major accrediting bodies. Routine testing can also benefit your lab in multiple other ways.

  • Maintain Accreditation
  • Ensure Technical Competence
  • Uphold Quality Standards
  • Monitor Lab Performance
  • Improve Processes
  • Maintain Accreditation
  • Ensure Technical Competence
  • Uphold Quality Standards
  • Monitor Lab Performance
  • Improve Processes