Small Hardened Roller Contact With Knurled Check Nut For Positioning On Indicator Spindle No 4 48 Screw Thread 25W Gage Accessory For Precision Gaging Of Slowly Moving Materials

Single-Pack Hardened Roller Contact with Knurled Nut
✔️ Diameter 3/8 in (9.5 mm); #4-48 thread; single pack

Designed as a small, hardened roller contact with a knurled nut for precise positioning on dial indicators. It’s a ready-to-use accessory for Starrett and AGD indicators, ideal for precision gaging of slowly moving materials in labs, workshops, and QA environments.

✅ 3/8 in (9.5 mm) hardened roller for continuous gaging of slowly moving materials
✅ #4-48 thread for compatibility with Starrett and AGD indicators
✅ Knurled check nut for quick, secure positioning on the indicator spindle
✅ Durable construction for industrial environments and long-term accuracy
✅ Made in USA for quality and traceability

💡 What is a small hardened roller contact used for in precision dial indicator gaging?

This handy accessory helps keep readings stable when material moves slowly.

- Provides consistent contact pressure to reduce drift during slow material travel - Enables quick, secure placement on the indicator spindle with a knurled nut - Works with Starrett and AGD indicators for easy swapping