Starrett 81-241J Dial Indicator Range Graduation AGD Group - 0-0.250 0.001 1

The Starrett 81-241J is a precision AGD Group 1 dial indicator offering a 0–0.250" measuring range with 0.001" graduations and a 0–100 dial reading. Built to the exacting standards that have made L.S. Starrett a benchmark in metrology, this indicator is well-suited for quality control, machining setups, surface plate inspection, and general precision measurement applications.

Key Features:

• Measuring Range: 0–0.250" total range with 0.100" per revolution
• Graduation: 0.001" with 0–100 dial reading
• Dial Face: 1-11/16" (1.6875") white face with non-reflecting eggshell finish
• Crystal: Unbreakable crystal for long-lasting durability
• Gear Train: Shockless, hardened steel gear train for reliable, repeatable readings
• Bearings: Jewel bearings for smooth, accurate spindle movement
• Stem Diameter: 0.375" standard AGD mounting stem
• Back Style: Lug-on-center back for versatile fixture and stand mounting
• Bezel: Sharp serrated bezel for a positive grip when zeroing
• Options Available: Antimagnetic and special non-shock mechanisms available on all 81 Series models
• Made in the USA

The Starrett 81-241J conforms to AGD (American Gage Design) Group 1 specifications, ensuring interchangeability with standard indicator holders, magnetic bases, and fixtures. Its robust construction and precision internal components make it a reliable tool for workshops, inspection departments, and metrology labs demanding consistent performance.