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

(.875) 7/8-9 UNC Taperlock Plug 2B 7/8-9-TPG-2B GO Taperlock Plug 3B 7/8-9-TPG-3B GO

7/8-9-TPG-2B NGO $81.00 7/8-9-TPG-2B-D/E $176.00 1"

5/8" .8028 .8110 4 5/8" .8028 .8089 4

7/8-9-TPG-3B NGO

81.00 7/8-9-TPG-3B-D/E

176.00 1"

Ring 2A Ring 3A

7/8-9-TRG-2A GO 7/8-9-TRG-3A GO 7/8-9-TSP-2A GO 7/8-9-TSP-3A GO

7/8-9-TRG-2A NGO 247.00 7/8-9-TRG-2A-SET 7/8-9-TRG-3A NGO 247.00 7/8-9-TRG-3A-SET 7/8-9-TSP-2A NGO 191.00 7/8-9-TSP-2A-D/E 7/8-9-TSP-3A NGO 191.00 7/8-9-TSP-3A-D/E

494.00 15/16" 11/16" .8009 .7946 5T 494.00 15/16" 11/16" .8028 .7981 5T 396.00 2-1/8" 1-1/2" .8009 .7946 4 396.00 2-1/8" 1-1/2" .8028 .7981 4

Set Plug 2A Set Plug 3A

(.875) 7/8-12 UN Taperlock Plug 2B 7/8-12-TPG-2B GO 7/8-12-TPG-2B NGO 140.00 7/8-12-TPG-2B-D/E Taperlock Plug 3B 7/8-12-TPG-3B GO 7/8-12-TPG-3B NGO 140.00 7/8-12-TPG-3B-D/E

294.00 1" 294.00 1"

5/8" .8209 .8281 4 5/8" .8209 .8263 4

Ring 2A Ring 3A

7/8-12-TRG-2A GO 7/8-12-TRG-2A NGO 384.00 7/8-12-TRG-2A-SET 7/8-12-TRG-3A GO 7/8-12-TRG-3A NGO 384.00 7/8-12-TRG-3A-SET 7/8-12-TSP-2A GO 7/8-12-TSP-2A NGO 208.00 7/8-12-TSP-2A-D/E 7/8-12-TSP-3A GO 7/8-12-TSP-3A NGO 208.00 7/8-12-TSP-3A-D/E

768.00 11/16" 11/16" .8192 .8137 5T 768.00 11/16" 11/16" .8209 .8168 5T 430.00 1-1/2" 1-1/2" .8192 .8137 4 430.00 1-1/2" 1-1/2" .8209 .8168 4

Set Plug 2A Set Plug 3A

(.875) 7/8-14 UNF Taperlock Plug 2B 7/8-14-TPG-2B GO 7/8-14-TPG-2B NGO Taperlock Plug 3B 7/8-14-TPG-3B GO 7/8-14-TPG-3B NGO

81.00 7/8-14-TPG-2B-D/E 81.00 7/8-14-TPG-3B-D/E

176.00 1" 176.00 1"

5/8" .8286 .8356 4 5/8" .8286 .8339 4

Ring 2A Ring 3A

7/8-14-TRG-2A GO 7/8-14-TRG-2A NGO 247.00 7/8-14-TRG-2A-SET 7/8-14-TRG-3A GO 7/8-14-TRG-3A NGO 247.00 7/8-14-TRG-3A-SET 7/8-14-TSP-2A GO 7/8-14-TSP-2A NGO 191.00 7/8-14-TSP-2A-D/E 7/8-14-TSP-3A GO 7/8-14-TSP-3A NGO 191.00 7/8-14-TSP-3A-D/E

494.00 11/16" 11/16" .8270 .8216 5T 494.00 11/16" 11/16" .8286 .8245 5T 396.00 1-1/2" 1-1/2" .8270 .8216 4 396.00 1-1/2" 1-1/2" .8286 .8245 4

Set Plug 2A Set Plug 3A

(.875) 7/8-16 UN Taperlock Plug 2B 7/8-16-TPG-2B GO 7/8-16-TPG-2B NGO 140.00 7/8-16-TPG-2B-D/E Taperlock Plug 3B 7/8-16-TPG-3B GO 7/8-16-TPG-3B NGO 140.00 7/8-16-TPG-3B-D/E

294.00 1" 294.00 1"

5/8" .8344 .8407 4 5/8" .8344 .8391 4

Ring 2A Ring 3A

7/8-16-TRG-2A GO 7/8-16-TRG-2A NGO 384.00 7/8-16-TRG-2A-SET 7/8-16-TRG-3A GO 7/8-16-TRG-3A NGO 384.00 7/8-16-TRG-3A-SET 7/8-16-TSP-2A GO 7/8-16-TSP-2A NGO 208.00 7/8-16-TSP-2A-D/E 7/8-16-TSP-3A GO 7/8-16-TSP-3A NGO 208.00 7/8-16-TSP-3A-D/E

768.00 11/16" 11/16" .8329 .8280 5T 768.00 11/16" 11/16" .8344 .8308 5T 430.00 1-1/2" 1-1/2" .8329 .8280 4 430.00 1-1/2" 1-1/2" .8344 .8308 4

Set Plug 2A Set Plug 3A

(.875) 7/8-20 UNEF Taperlock Plug 2B 7/8-20-TPG-2B GO 7/8-20-TPG-2B NGO 121.00 7/8-20-TPG-2B-D/E Taperlock Plug 3B 7/8-20-TPG-3B GO 7/8-20-TPG-3B NGO 121.00 7/8-20-TPG-3B-D/E

256.00 1" 256.00 1"

5/8" .8425 .8482 4 5/8" .8425 .8468 4

Ring 2A Ring 3A

7/8-20-TRG-2A GO 7/8-20-TRG-2A NGO 293.00 7/8-20-TRG-2A-SET 7/8-20-TRG-3A GO 7/8-20-TRG-3A NGO 293.00 7/8-20-TRG-3A-SET 7/8-20-TSP-2A GO 7/8-20-TSP-2A NGO 240.00 7/8-20-TSP-2A-D/E 7/8-20-TSP-3A GO 7/8-20-TSP-3A NGO 240.00 7/8-20-TSP-3A-D/E

586.00 11/16" 11/16" .8412 .8368 5T 586.00 11/16" 11/16" .8425 .8392 5T 494.00 1-1/2" 1-1/2" .8412 .8368 4 494.00 1-1/2" 1-1/2" .8425 .8392 4

Set Plug 2A Set Plug 3A

(.875) 7/8-28 UN Taperlock Plug 2B 7/8-28-TPG-2B GO 7/8-28-TPG-2B NGO 184.00 7/8-28-TPG-2B-D/E Taperlock Plug 3B 7/8-28-TPG-3B GO 7/8-28-TPG-3B NGO 184.00 7/8-28-TPG-3B-D/E

382.00 1" 382.00 1"

5/8" .8518 .8568 4 5/8" .8518 .8555 4

Ring 2A Ring 3A

7/8-28-TRG-2A GO 7/8-28-TRG-2A NGO 482.00 7/8-28-TRG-2A-SET 7/8-28-TRG-3A GO 7/8-28-TRG-3A NGO 482.00 7/8-28-TRG-3A-SET 7/8-28-TSP-2A GO 7/8-28-TSP-2A NGO 270.00 7/8-28-TSP-2A-D/E 7/8-28-TSP-3A GO 7/8-28-TSP-3A NGO 270.00 7/8-28-TSP-3A-D/E

964.00 11/16" 11/16" .8506 .8468 5T 964.00 11/16" 11/16" .8518 .8489 5T 554.00 1-1/2" 1-1/2" .8506 .8468 4 554.00 1-1/2" 1-1/2" .8518 .8489 4

Set Plug 2A Set Plug 3A

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

Rev 3