• Wide range of inside diameter measurements possible by combining one or more interchangeable rods.
  • Each interchangeable rod is marked with its measuring range.
  • For models supplied with more than one interchangeable rod, the full measuring range is achieved by combining spacing collars with the rods.
  • Both micrometer head and rods are satinchrome finished throughout.
  • The sleeve is rotated to adjust the index line position when setting to a length standard.
  • Setting ring (nominal size below 300mm), CERA Inside Micro Checker, and Gauge Block accessory set are provided as a reference gage for datum adjustment (refer to page C-47, C-26, and E-17 – E20 for details).

Inside Micrometers

SPECIFICATIONS

Metric

Order No. Range Graduation Micrometer head stroke Remarks
141-001 / 141-003* 25 – 32mm

 

 

 

0.01mm

7mm
141-101 / 141-103* 25 – 50mm with 2 rods
141-025 / 141-027* 50 – 63mm

 

13mm

141-205 / 141-211* 50 – 200mm with 3 rods
141-206 / 141-212* 50 – 300mm with 5 rods
141-009 / 141-011* 200 – 225mm

 

25mm

141-117 200 – 500mm with 3 rods
141-118 200 – 1000mm with 8 rods

* with carbide measuring face

Inch

Order No. Range Graduation Micrometer head stroke Remarks
141-002 / 141-004* 1” – 1.25”

 

 

 

.001″

.25”
141-102 / 141-104* 1” – 2” with 2 rods
141-026 / 141-028* 2” – 2.5”

 

.5”

141-208 / 141-214* 2” – 8” with 3 rods
141-233 / 141-215* 2” – 12” with 5 rods
141-010 / 141-012* 8” – 9”

 

1”

141-121 8” – 20” with 3 rods
141-122 8” – 40” with 8 rods

* with carbide measuring face

DIMENSIONS

Inside Micrometers

Technical Data
Accuracy
±(6+maximum measurement length/50)µm (fraction rounded up)

Inside Micrometers