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

(1.250) 1 1/4-16 UN Taperlock Plug 2B 1 1/4-16-TPG-2B GO 1 1/4-16-TPG-2B NGO $162.00 1 1/4-16-TPG-2B-D/E $342.00 1" Taperlock Plug 3B 1 1/4-16-TPG-3B GO 1 1/4-16-TPG-3B NGO 162.00 1 1/4-16-TPG-3B-D/E 342.00 1"

3/4" 1.2094 1.2160 5 3/4" 1.2094 1.2144 5

Ring 2A Ring 3A

1 1/4-16-TRG-2A GO 1 1/4-16-TRG-2A NGO 417.00 1 1/4-16-TRG-2A-SET 834.00 3/4" 3/4" 1.2079 1.2028 6T 1 1/4-16-TRG-3A GO 1 1/4-16-TRG-3A NGO 417.00 1 1/4-16-TRG-3A-SET 834.00 3/4" 3/4" 1.2094 1.2056 6T 1 1/4-16-TSP-2A GO 1 1/4-16-TSP-2A NGO 239.00 1 1/4-16-TSP-2A-D/E 496.00 1-5/8" 1-5/8" 1.2079 1.2028 5 1 1/4-16-TSP-3A GO 1 1/4-16-TSP-3A NGO 239.00 1 1/4-16-TSP-3A-D/E 496.00 1-5/8" 1-5/8" 1.2094 1.2056 5

Set Plug 2A Set Plug 3A

(1.250) 1 1/4-18 UNEF Taperlock Plug 2B 1 1/4-18-TPG-2B GO 1 1/4-18-TPG-2B NGO 148.00 1 1/4-18-TPG-2B-D/E 314.00 1" Taperlock Plug 3B 1 1/4-18-TPG-3B GO 1 1/4-18-TPG-3B NGO 148.00 1 1/4-18-TPG-3B-D/E 314.00 1"

3/4" 1.2139 1.2202 5 3/4" 1.2139 1.2186 5

Ring 2A Ring 3A

1 1/4-18-TRG-2A GO 1 1/4-18-TRG-2A NGO 388.00 1 1/4-18-TRG-2A-SET 776.00 3/4" 3/4" 1.2124 1.2075 6T 1 1/4-18-TRG-3A GO 1 1/4-18-TRG-3A NGO 388.00 1 1/4-18-TRG-3A-SET 776.00 3/4" 3/4" 1.2139 1.2103 6T 1 1/4-18-TSP-2A GO 1 1/4-18-TSP-2A NGO 253.00 1 1/4-18-TSP-2A-D/E 524.00 1-5/8" 1-5/8" 1.2124 1.2075 5 1 1/4-18-TSP-3A GO 1 1/4-18-TSP-3A NGO 253.00 1 1/4-18-TSP-3A-D/E 524.00 1-5/8" 1-5/8" 1.2139 1.2103 5

Set Plug 2A Set Plug 3A

(1.250) 1 1/4-20 UN Taperlock Plug 2B 1 1/4-20-TPG-2B GO 1 1/4-20-TPG-2B NGO 176.00 1 1/4-20-TPG-2B-D/E 370.00 1" Taperlock Plug 3B 1 1/4-20-TPG-3B GO 1 1/4-20-TPG-3B NGO 176.00 1 1/4-20-TPG-3B-D/E 370.00 1"

3/4" 1.2175 1.2236 5 3/4" 1.2175 1.2220 5

Ring 2A Ring 3A

1 1/4-20-TRG-2A GO 1 1/4-20-TRG-2A NGO 424.00 1 1/4-20-TRG-2A-SET 848.00 3/4" 3/4" 1.2161 1.2114 6T 1 1/4-20-TRG-3A GO 1 1/4-20-TRG-3A NGO 424.00 1 1/4-20-TRG-3A-SET 848.00 3/4" 3/4" 1.2175 1.2140 6T 1 1/4-20-TSP-2A GO 1 1/4-20-TSP-2A NGO 252.00 1 1/4-20-TSP-2A-D/E 522.00 1-5/8" 1-5/8" 1.2161 1.2114 5 1 1/4-20-TSP-3A GO 1 1/4-20-TSP-3A NGO 252.00 1 1/4-20-TSP-3A-D/E 522.00 1-5/8" 1-5/8" 1.2175 1.2140 5

Set Plug 2A Set Plug 3A

(1.250) 1 1/4-28 UN Taperlock Plug 2B 1 1/4-28-TPG-2B GO 1 1/4-28-TPG-2B NGO 215.00 1 1/4-28-TPG-2B-D/E 448.00 1" Taperlock Plug 3B 1 1/4-28-TPG-3B GO 1 1/4-28-TPG-3B NGO 215.00 1 1/4-28-TPG-3B-D/E 448.00 1"

3/4" 1.2268 1.2321 5 3/4" 1.2268 1.2308 5

Ring 2A Ring 3A

1 1/4-28-TRG-2A GO 1 1/4-28-TRG-2A NGO 588.00 1 1/4-28-TRG-2A-SET 1176.00 3/4" 3/4" 1.2256 1.2215 6T 1 1/4-28-TRG-3A GO 1 1/4-28-TRG-3A NGO 588.00 1 1/4-28-TRG-3A-SET 1176.00 3/4" 3/4" 1.2268 1.2237 6T 1 1/4-28-TSP-2A GO 1 1/4-28-TSP-2A NGO 308.00 1 1/4-28-TSP-2A-D/E 634.00 1-5/8" 1-5/8" 1.2256 1.2215 5 1 1/4-28-TSP-3A GO 1 1/4-28-TSP-3A NGO 308.00 1 1/4-28-TSP-3A-D/E 634.00 1-5/8" 1-5/8" 1.2268 1.2237 5

Set Plug 2A Set Plug 3A

(1.3125) 1 5/16-8 UN Taperlock Plug 2B 1 5/16-8-TPG-2B GO 1 5/16-8-TPG-2B NGO 169.00 1 5/16-8-TPG-2B-D/E 356.00 1" Taperlock Plug 3B 1 5/16-8-TPG-3B GO 1 5/16-8-TPG-3B NGO 169.00 1 5/16-8-TPG-3B-D/E 356.00 1"

3/4" 1.2313 1.2405 5 3/4" 1.2313 1.2382 5

Ring 2A Ring 3A

1 5/16-8-TRG-2A GO 1 5/16-8-TRG-2A NGO 418.00 1 5/16-8-TRG-2A-SET 836.00 3/4" 3/4" 1.2292 1.2221 6T 1 5/16-8-TRG-3A GO 1 5/16-8-TRG-3A NGO 418.00 1 5/16-8-TRG-3A-SET 836.00 3/4" 3/4" 1.2313 1.2260 6T 1 5/16-8-TSP-2A GO 1 5/16-8-TSP-2A NGO 251.00 1 5/16-8-TSP-2A-D/E 520.00 1-5/8" 1-5/8" 1.2292 1.2221 5 1 5/16-8-TSP-3A GO 1 5/16-8-TSP-3A NGO 251.00 1 5/16-8-TSP-3A-D/E 520.00 1-5/8" 1-5/8" 1.2313 1.2260 5

Set Plug 2A Set Plug 3A

(1.3125) 1 5/16-12 UN Taperlock Plug 2B 1 5/16-12-TPG-2B GO 1 5/16-12-TPG-2B NGO 169.00 1 5/16-12-TPG-2B-D/E 356.00 1" Taperlock Plug 3B 1 5/16-12-TPG-3B GO 1 5/16-12-TPG-3B NGO 169.00 1 5/16-12-TPG-3B-D/E 356.00 1"

3/4" 1.2584 1.2659 5 3/4" 1.2584 1.2640 5

Ring 2A Ring 3A

1 5/16-12-TRG-2A GO 1 5/16-12-TRG-2A NGO 418.00 1 5/16-12-TRG-2A-SET 836.00 3/4" 3/4" 1.2567 1.2509 6T 1 5/16-12-TRG-3A GO 1 5/16-12-TRG-3A NGO 418.00 1 5/16-12-TRG-3A-SET 836.00 3/4" 3/4" 1.2584 1.2541 6T 1 5/16-12-TSP-2A GO 1 5/16-12-TSP-2A NGO 251.00 1 5/16-12-TSP-2A-D/E 520.00 1-5/8" 1-5/8" 1.2567 1.2509 5 1 5/16-12-TSP-3A GO 1 5/16-12-TSP-3A NGO 251.00 1 5/16-12-TSP-3A-D/E 520.00 1-5/8" 1-5/8" 1.2584 1.2541 5

Set Plug 2A Set Plug 3A

Rev 3

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