Pratt & Whitney Measurement Systems, Inc.

If you're looking for a direct-reading bench micrometer and an electronic size comparator for use in the calibration laboratory or on the production floor, look no further, the third-generation External Supermicrometer Model C provides durability, digital accuracy, speed of measurement, and range of applications (read more)

At Delta Airlines' Calibration Laboratory, the Pratt & Whitney Labmaster Universal has again proven itself as a resource that will expand and enhance the capabilities of any laboratory that makes dimensional measurements. (read more)

The Pratt and Whitney Labmaster Universal has helped Harmonic Drive achieve the high precision they need. Accurate to 0.000002-inch (2 millionths of an inch) [ 0.05 microns], this high accuracy measuring instrument has stopped discrepancies between gages and other types of measuring devices. (read more)

Our most automated ID/OD/SD* gage calibration and part measuring system with a 40 inch (1016 mm) direct reading range and a 120 inch (3048 mm) capacity with optional probes. Features include laser interferometer, computer control, air bearings, bi-directional probes, constant measuring force, and flexible fixturing. (read more)

Our most automated ID/OD/SD* gage calibration and part measuring system with a 40 inch (1016 mm) direct reading range and a 120 inch (3048 mm) capacity with optional probes. Features include laser interferometer, computer control, air bearings, bi-directional probes, constant measuring force, and flexible fixturing. (read more)

The External Supermicrometer^®Model PC measures:

• Your Precision Parts
• Pin & Plug Gages
• External Thread Gages
• Dial / Test Indicators... (read more)

The External Supermicrometer^®Model PC measures:

• Your Precision Parts
• Pin & Plug Gages
• External Thread Gages
• Dial / Test Indicators... (read more)

Labmaster Universal Model 1000A (Automatic). Pratt & Whitney's largest capacity and most automated measuring system with a 80 inch capacity. Probe movement and table movements are computer controlled. A simple software script allows automatic measurement of gages or custom parts for ultimate accuracy and ease of use. (read more)

Simple, Flexible and Fast
The LMU Model 1000M is an ID/OD measuring system with a 40" (1016mm) direct reading range. Features include laser interferometer, computer (read more)

With instrument uncertainty to 2 millionths of an inch (50 nanometers), the Labmaster Universal - Model 175 is suitable for virtually all Internal (ID), external (OD), and same side dimension (SD*) measuring applications. (read more)

Features include laser interferometer, computer control, air bearings, bi-directional probes, constant measuring force, and flexible fixturing. These features offer guaranteed repeatability and operator independent reproducibility with unmatched speed. (read more)

A computer based bench micrometer and direct reading external measuring system designed for high accuracy gage calibration and part measurement. (read more)

With instrument uncertainty to 2 millionths of an inch (50 nanometers), this comparator is suitable for OD applications such as gage blocks, ball bearings, optics, and film thickness. The Labmaster Standard is the fastest gage block comparator on the market today. (read more)

Pratt & Whitney offers 17025 accredited calibrations. A2LA is the accrediting body. American Association for Laboratory Accreditation (A2LA) is a nonprofit, non-governmental, public service, membership society. (read more)

At Pratt & Whitney we're committed to an ongoing development program that will produce a continuous stream of new or improved upgrades and applications for the Supermicrometer product line. (read more)

If a large direct reading range is important to you, choose the Labmicrometer measuring system. Designed for gage calibration laboratories requiring precise internal and external measurements over long lengths, it's popular with aerospace and defense contractors. Common applications include measurements of end/length standards, long gage blocks, plug/pin gages, thread gages, and rings. (read more)

Our most automated ID/OD/SD* gage calibration and part measuring system with a 40 inch (1016 mm) direct reading range and a 120 inch (3048 mm) capacity with optional probes. Features include laser interferometer, computer control, air bearings, bi-directional probes, constant measuring force, and flexible fixturing. (read more)

Labmaster Universal Model 1000A (Automatic). Pratt & Whitney's largest capacity and most automated measuring system with a 80 inch capacity. Probe movement and table movements are computer controlled. A simple software script allows automatic measurement of gages or custom parts for ultimate accuracy and ease of use. (read more)

This exclusive Pratt & Whitney development allowsconsistent, fully adjustable measuring pressures from 2 to 48 oz. Constant measuring pressure permits identical readings by different operators. Operator influence is completely eliminated. (read more)

The Digital (Electrolimit) Measuring Machine utilizes a precision graduated master bar and maintains a non-accumulative accuracy throughout the measuring range (read more)

The Digital & Laser Measuring Machine measures:

• Plugs / Pins / Thread Wires
• External Thread Gages
• End Standards / Length Standards & Rods... (read more)

Your solution for vertical measuring is the Laseruler which is laser-interferometer-based for very high accuracy. Measure height and thickness of precision film, parts, and gages with complete confidence. (read more)

The Laseruler^®measures:

• Film Thickness
• Optical Components
• Gage Blocks
• Balls / Spheres
• Ball Bearings... (read more)

• Rigid design - For maximum repeatability and reproducibility
• Motorized probe- Improves system stability and eliminates operator influence
• Digital laser interferometer - Guarantees maximum resolution, traceability, and performance (read more)

Pratt & Whitney's Gage Management Software Program puts the history of all gage functions at your fingertips, making QA management easier than it's ever been before. (read more)

Pratt & Whitney Metrology Laboratory Measuring Machines are the standard of accuracy to which all other gages are held subordinate. (read more)

The Supermicrometer is the most popular bench micrometer in the world that can measure just about any manufactured precision OD part, turned part, or gages such as pins, plugs, and threads including API, NPT, NPTF, Dryseal, BSPP, BSPT, UN (Unified), M Profile (Metric), ACME, Buttress, UTS, UNC, UNF, UNEF, UNS, BSW (Whitworth), BA, BSC, BSF, BSP, to name a few. (read more)

The ULM is capable of measuring gage blocks, end standards, plain rings, threaded rings & plugs, API gages, pin & plug gages, tapered plugs, cylindrical setting gauges, micrometers, indicators, LVDTs, calipers, and snap gauges with instrument uncertainty to 2 millionths of an inch (0.05 micron). (read more)

This laser-based universal length measuring system (ULM) has been developed by Pratt & Whitney for gage calibration laboratories that need to precisely measure length, outside diameter, inside diameter, pitch diameter, lead, major/minor diameter, taper, linear displacement, and thickness. (read more)

Rigid design - For maximum repeatability and reproducibility (read more)

Two instruments in one - A direct reading instrument (thickness/height gage) and a 1-1 gage block comparator (read more)

Chromium-plated cylinder ensures long life and performance integrity and the rack and pinion drive eliminates movement during the measuring cycle (read more)

Exclusive Electrolimit^® tailstock offers adjustable pressure from 2 to 48 ounces (50 to 1350 g) for reliability and optimum performance of your Supermike. Adjustable pressure is required for thread gage calibration and using 3-wires for Pitch Diameter (PD) measurement. (read more)

New from Pratt & Whitney, a computer based bench micrometer and direct reading external measuring system designed for high accuracy gage calibration and part measurement. The fourth generation Supermicrometer PC has arrived and includes a USB interface with integral digital readout in the software. (read more)

Features & Benefits of the Labmicrometer^®:

• Two instruments in one - calibration and setting bench instrument (hand held tools and preset indicator style gages)
• Digital laser interferometer with zero Abbe offset - for maximum resolution, traceability, and performance (read more)

If a large direct reading range is important to you, choose the Labmicrometer measuring system. Designed for gage calibration laboratories and shop floor environments requiring precise internal and external measurements over long lengths. (read more)

The lead tribology Metrologist of one NASA laboratory stated "The radial internal clearance and axial internal clearance kits for the Labmaster Universal will help further establish us as a very capable bearing research lab". (read more)

Ball measurement presents challenges not found in parallel surface and cylindrical geometries. One of the approaches presented, was developed to optimize the balance between speed and accuracy typically associated with selection of measurement methodology. A brief discussion of the measuring instrument used is also presented. (read more)

Millionths of an inch (0.025 micron) measurement requires special methods and equipment. This paper will discuss considerations and practices we have found effective for maximizing accuracy in microinch measurement. Topics covered will include temperature, contamination, penetration, alignment, vibration, wear, looseness, the operator, and equipment. (read more)

This laser-based universal length measuring system (ULM) has been developed by Pratt & Whitney for gage calibration laboratories that need to precisely measure length, outside diameter, inside diameter, pitch diameter, lead, major/minor diameter, taper, linear displacement, and thickness. (read more)

The Automotive Industry evolved throughout the twentieth century to become a field that affords a wide application of new technologies. Pratt & Whitney continues to supply customers such as General Motors, Ford, Chrysler, Honda, Toyota, BMW, Daewoo, and Hyundai as they pursue greater efficiency, comfort, safety, and reliability in their products. (read more)

The External Supermicrometer^®Model PC measures:

• Your Precision Parts
• Pin & Plug Gages
• External Thread Gages
• Dial / Test Indicators
• Taper Threads - Pipe Threads (API Gages)
• Dial Bore Gages
• Cylindrical Setting Gages
• Spheres
• Setting Masters / Setting Gauges
• Taps, Di...

External SuperMicrometer PC
Dependable Bench Comparator with 1 Millionth Resolution NEW (read more)

Pratt & Whitney Measurement Systems has the technical capability and the metrology expertise needed to make reliable calibrations of master artifacts, measuring instruments, and gauges. (read more)