Thread Check Inc. Catalog 2025

STANDARD THREAD GAGES

Order No. Go Member

Order No. No Go Member

Price

Order No. Go/No Go Set

Price Gage Length Go

Gage Length No Go

PD Go

PD No Go

Handle #

Inch

(.625) 5/8-18 UNF Taperlock Plug 2B 5/8-18-TPG-2B GO 5/8-18-TPG-2B NGO $74.00 5/8-18-TPG-2B-D/E $162.00 7/8" 1/2" .5889 .5949 3 Taperlock Plug 3B 5/8-18-TPG-3B GO 5/8-18-TPG-3B NGO 74.00 5/8-18-TPG-3B-D/E 162.00 7/8" 1/2" .5889 .5934 3 Reversible Plug 2B 5/8-18-TPG-2B GO-REV 5/8-18-TPG-2B NGO-REV 90.00 5/8-18-TPG-2B-D/E-REV 201.00 1-1/2" 1-3/8" .5889 .5949 6W Reversible Plug 3B 5/8-18-TPG-3B GO-REV 5/8-18-TPG-3B NGO-REV 90.00 5/8-18-TPG-3B-D/E-REV 210.00 1-1/2" 1-3/8" .5889 .5934 6W STI Plug 2B STI-5/8-18-2B-GO STI-5/8-18-2B-NGO 96.00 STI-5/8-18-2B-D/E 206.00 7/8" 1/2" .6611 .6661 3 STI Plug 3B STI-5/8-18-3B-GO STI-5/8-18-3B-NGO 96.00 STI-5/8-18-3B-D/E 206.00 7/8" 1/2" .6611 .6646 3 Ring 2A 5/8-18-TRG-2A GO 5/8-18-TRG-2A NGO 184.00 5/8-18-TRG-2A-SET 368.00 9/16" 9/16" .5875 .5828 4T Ring 3A 5/8-18-TRG-3A GO 5/8-18-TRG-3A NGO 184.00 5/8-18-TRG-3A-SET 368.00 9/16" 9/16" .5889 .5854 4T Set Plug 2A 5/8-18-TSP-2A GO 5/8-18-TSP-2A NGO 143.00 5/8-18-TSP-2A-D/E 300.00 1-1/4" 1-1/4" .5875 .5828 3 Set Plug 3A 5/8-18-TSP-3A GO 5/8-18-TSP-3A NGO 143.00 5/8-18-TSP-3A-D/E 300.00 1-1/4" 1-1/4" .5889 .5854 3 (.625) 5/8-20 UN Taperlock Plug 2B 5/8-20-TPG-2B GO 5/8-20-TPG-2B NGO 137.00 5/8-20-TPG-2B-D/E 288.00 7/8" 1/2" .5925 .5981 3 Taperlock Plug 3B 5/8-20-TPG-3B GO 5/8-20-TPG-3B NGO 137.00 5/8-20-TPG-3B-D/E 288.00 7/8" 1/2" .5925 .5967 3 Ring 2A 5/8-20-TRG-2A GO 5/8-20-TRG-2A NGO 365.00 5/8-20-TRG-2A-SET 730.00 9/16" 9/16" .5912 .5869 4T Ring 3A 5/8-20-TRG-3A GO 5/8-20-TRG-3A NGO 365.00 5/8-20-TRG-3A-SET 730.00 9/16" 9/16" .5925 .5893 4T Set Plug 2A 5/8-20-TSP-2A GO 5/8-20-TSP-2A NGO 203.00 5/8-20-TSP-2A-D/E 420.00 1-1/4" 1-1/4" .5912 .5869 3 Set Plug 3A 5/8-20-TSP-3A GO 5/8-20-TSP-3A NGO 203.00 5/8-20-TSP-3A-D/E 420.00 1-1/4" 1-1/4" .5925 .5893 3 (.625) 5/8-24 UNEF Taperlock Plug 2B 5/8-24-TPG-2B GO 5/8-24-TPG-2B NGO 109.00 5/8-24-TPG-2B-D/E 232.00 7/8" 1/2" .5979 .6031 3 Taperlock Plug 3B 5/8-24-TPG-3B GO 5/8-24-TPG-3B NGO 109.00 5/8-24-TPG-3B-D/E 232.00 7/8" 1/2" .5979 .6018 3 Reversible Plug 2B 5/8-24-TPG-2B GO-REV 5/8-24-TPG-2B NGO-REV 158.00 5/8-24-TPG-2B-D/E-REV 337.00 1-1/2" 1-3/8" .5979 .6031 6W Reversible Plug 3B 5/8-24-TPG-3B GO-REV 5/8-24-TPG-3B NGO-REV 158.00 5/8-24-TPG-3B-D/E-REV 337.00 1-1/2" 1-3/8" .5979 .6018 6W Ring 2A 5/8-24-TRG-2A GO 5/8-24-TRG-2A NGO 223.00 5/8-24-TRG-2A SET 446.00 9/16" 9/16" .5967 .5927 4T Ring 3A 5/8-24-TRG-3A GO 5/8-24-TRG-3A NGO 223.00 5/8-24-TRG-3A SET 446.00 9/16" 9/16" .5979 .5949 4T Set Plug 2A 5/8-24-TSP-2A GO 5/8-24-TSP-2A NGO 212.00 5/8-24-TSP-2A-D/E 438.00 1-1/4" 1-1/4" .5967 .5927 3 Set Plug 3A 5/8-24-TSP-3A GO 5/8-24-TSP-3A NGO 212.00 5/8-24-TSP-3A-D/E 438.00 1-1/4" 1-1/4" .5979 .5949 3 (.625) 5/8-28 UN Taperlock Plug 2B 5/8-28-TPG-2B GO 5/8-28-TPG-2B NGO 160.00 5/8-28-TPG-2B-D/E 334.00 7/8" 1/2" .6018 .6067 3 Taperlock Plug 3B 5/8-28-TPG-3B GO 5/8-28-TPG-3B NGO 160.00 5/8-28-TPG-3B-D/E 334.00 7/8" 1/2" .6018 .6055 3 Ring 2A 5/8-28-TRG-2A GO 5/8-28-TRG-2A NGO 456.00 5/8-28-TRG-2A-SET 912.00 9/16" 9/16" .6007 .5969 4T Ring 3A 5/8-28-TRG-3A GO 5/8-28-TRG-3A NGO 456.00 5/8-28-TRG-3A-SET 912.00 9/16" 9/16" .6018 .5990 4T Set Plug 2A 5/8-28-TSP-2A GO 5/8-28-TSP-2A NGO 274.00 5/8-28-TSP-2A-D/E 508.00 1-1/4" 1-1/4" .6007 .5969 3 Set Plug 3A 5/8-28-TSP-3A GO 5/8-28-TSP-3A NGO 247.00 5/8-28-TSP-3A-D/E 508.00 1-1/4" 1-1/4" .6018 .5990 3 (.625) 5/8-32 UN Taperlock Plug 2B 5/8-32-TPG-2B GO 5/8-32-TPG-2B NGO 160.00 5/8-32-TPG-2B-D/E 334.00 7/8" 1/2" .6047 .6093 3 Taperlock Plug 3B 5/8-32-TPG-3B GO 5/8-32-TPG-3B NGO 160.00 5/8-32-TPG-3B-D/E 334.00 7/8" 1/2" .6047 .6082 3 Ring 2A 5/8-32-TRG-2A GO 5/8-32-TRG-2A NGO 456.00 5/8-32-TRG-2A-SET 912.00 9/16" 9/16" .6036 .6000 4T Ring 3A 5/8-32-TRG-3A GO 5/8-32-TRG-3A NGO 456.00 5/8-32-TRG-3A-SET 912.00 9/16" 9/16" .6047 .6020 4T Set Plug 2A 5/8-32-TSP-2A GO 5/8-32-TSP-2A NGO 247.00 5/8-32-TSP-2A-D/E 508.00 1-1/4" 1-1/4" .6036 .6000 3 Set Plug 3A 5/8-32-TSP-3A GO 5/8-32-TSP-3A NGO 247.00 5/8-32-TSP-3A-D/E 508.00 1-1/4" 1-1/4" .6047 .6020 3 Rev 3

20 Thread Check Product Catalog | Toll-Free: Phone 1-800-767-7633 | info@threadcheck.com

Rev 3