Unified Miniature Screw Rings

Thread Check Inc. supplies a full range of Unified Miniature Screw Thread Ring Gages per the American Standard B1.10M 2004 and the equivalent ISO Recommendation. This thread designation is also referred to as the UNM Series. Threads in this series are interchangeable with the American, British, Canadian and ISO standardization programs. Unified Miniature Screw threads are intended for use in watches, instruments, and miniature mechanisms. The series covers a diameter range from .30mm to 1.40mm ( .0118" ‐ .0551" ) and supplements the Unified and American thread series. Thread Check’s expert sales engineers can assist you with selecting the correct gages and cutting tools for your UNM thread applications.

SKU Description Pitch Members/Handle Pitch Diameter Each
0.30-TRG-UNM-GO 0.30 UNM Go Thread Ring Gage 0.080Go0.248mm
$460.00
0.30-TRG-UNM-NGO 0.30 UNM No Go Thread Ring Gage 0.080No Go0.234mm
$460.00
0.30-TRG-UNM-SET 0.30 UNM Go/No Go Thread Ring Gage Set 0.080Set0.248mm - 0.234mm
$920.00
0.35-TRG-UNM-GO 0.35 UNM Go Thread Ring Gage 0.090Go0.292mm
$460.00
0.35-TRG-UNM-NGO 0.35 UNM No Go Thread Ring Gage 0.090No Go0.277mm
$460.00
0.35-TRG-UNM-SET 0.35 UNM Go/No Go Thread Ring Gage Set 0.090Set0.292mm - 0.277mm
$920.00
0.40-TRG-UNM-GO 0.40 UNM Go Thread Ring Gage 0.100Go0.335mm
$460.00
0.40-TRG-UNM-NGO 0.40 UNM No Go Thread Ring Gage 0.100No Go0.319mm
$460.00
0.40-TRG-UNM-SET 0.40 UNM Go/No Go Thread Ring Gage Set 0.100Set0.335mm - 0.319mm
$920.00
0.45-TRG-UNM-GO 0.45 UNM Go Thread Ring Gage 0.100Go0.385mm
$460.00
0.45-TRG-UNM-NGO 0.45 UNM No Go Thread Ring Gage 0.100No Go0.369mm
$460.00
0.45-TRG-UNM-SET 0.45 UNM Go/No Go Thread Ring Gage Set 0.100Set0.385mm - 0.369mm
$920.00
0.50-TRG-UNM-GO 0.50 UNM Go Thread Ring Gage 0.125Go0.419mm
$460.00
0.50-TRG-UNM-NGO 0.50 UNM No Go Thread Ring Gage 0.125No Go0.401mm
$460.00
0.50-TRG-UNM-SET 0.50 UNM Go/No Go Thread Ring Gage Set 0.125Set0.419mm - 0.401mm
$920.00
0.55-TRG-UNM-GO 0.55 UNM Go Thread Ring Gage 0.125Go0.469mm
$460.00
0.55-TRG-UNM-NGO 0.55 UNM No Go Thread Ring Gage 0.125No Go0.451mm
$460.00
0.55-TRG-UNM-SET 0.55 UNM Go/No Go Thread Ring Gage Set 0.125Set0.469mm - 0.451mm
$920.00
0.60-TRG-UNM-GO 0.60 UNM Go Thread Ring Gage 0.150Go0.503mm
$460.00
0.60-TRG-UNM-NGO 0.60 UNM No Go Thread Ring Gage 0.150No Go0.483mm
$460.00
0.60-TRG-UNM-SET 0.60 UNM Go/No Go Thread Ring Gage Set 0.150Set0.503mm - 0.483mm
$920.00
0.70-TRG-UNM-GO 0.70 UNM Go Thread Ring Gage 0.175Go0.586mm
$460.00
0.70-TRG-UNM-NGO 0.70 UNM No Go Thread Ring Gage 0.175No Go0.564mm
$460.00
0.70-TRG-UNM-SET 0.70 UNM Go/No Go Thread Ring Gage Set 0.175Set0.586mm - 0.564mm
$920.00
0.80-TRG-UNM-GO 0.80 UNM Go Thread Ring Gage 0.200Go0.670mm
$460.00
0.80-TRG-UNM-NGO 0.80 UNM No Go Thread Ring Gage 0.200No Go0.646mm
$460.00
0.80-TRG-UNM-SET 0.80 UNM Go/No Go Thread Ring Gage Set 0.200Set0.670mm - 0.646mm
$920.00
0.90-TRG-UNM-GO 0.90 UNM Go Thread Ring Gage 0.225Go0.754mm
$460.00
0.90-TRG-UNM-NGO 0.90 UNM No Go Thread Ring Gage 0.225No Go0.728mm
$460.00
0.90-TRG-UNM-SET 0.90 UNM Go/No Go Thread Ring Gage Set 0.225Set0.754mm - 0.728mm
$920.00
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