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Starrett 575AP Double V-Anvil Screw Thread Micrometer, 0-1″ Range



Please contact Master Gage & Tool Co. for pricing and delivery.


The 575AP has a pointed spindle and a double V-anvil, both shaped to contact the screw thread. It features a rigid steel half frame with a smooth black enamel finish.

Product Description

The Starrett 575AP Double-Anvil Screw Thread Micrometer measures the diameter of threads in a screw or other component. The device consists of two anvils placed at right angles to each other, with one anvil measuring the diameter of the thread and the other measuring its pitch.

Readability Features

  • Starrett satin chrome finish – no glare – resists rust
  • Advanced sleeve design with staggered lines and distinct figures for precise and easy readability
  • Decimal equivalents on inch tools

Ease of Handling Features

  • Balanced frame and thimble design for easy handling and better readability
  • Gracefully designed tapered frame for use in narrow slots and tight places
  • Furnished with fixed (non-rotating) anvil, but swivel anvils available on special order
  • Available in capacity over 2″ or 50mm (special order)

Accuracy and Long-Life Features

  • One-piece frame of drop-forged steel
  • Extremely hard and stable one-piece spindle (the heart of Starrett’s accuracy)
  • Quick and easy adjustment
  • Design allows 50% to 75% contact with the thread to be measured, thereby insuring contact with the pitch diameter at all times
  • Design also ensures against contact with the root area of the thread
  • Tools are accurate to ±.0002″ or 0.004mm

Applications

  • Manufacturing
  • Engineering
  • Aerospace
  • Shipbuilding
  • Automotive

Uses

There are many applications for double v-anvil screw thread micrometers, from checking if an existing tool is within specification to checking that new parts fit into their corresponding inserts or holes. Additionally, they can be useful in other applications such as gaging, inspection, alignment, and calibration. 

About Starrett

The L.S. Starrett Company is a world leader in precision measuring tools and instruments. Since 1880, they have been an industry standard. Starrett’s high quality and durability have made the brand an industry standard for decades. They produce products for various industries, including aerospace, automotive, manufacturing, and commercial construction. Today, they’ve expanded into metalworking, making saw blade products for manufacturing operations worldwide.

Additional Information

Weight 0.45 lbs
Dimensions 5.1 × 2.8 × 0.9 in
Range

0-1"

Graduation

0.001"

Anvil Shape

Double-V Anvil

Reading

Inch

Operation Type

Mechanical

Thimble Type

Plain

Anvil Material

Steel

Spindle Type

Pointed

Spindle Material

Steel

Pitch Capacity Diameter

0-1"

Teeth Per Inch (TPI)

7-9

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