2026 PRICE BOOK - REV K - 04.27.2026
REVERSIBLE THREAD WORK PLUG GAGES STEEL
All GSG Thread Work Plug Gages are manufactured to ASME/ANSI B1.2 or B1.16M (1983). Chip grooves are provided on both ends of the GO work plug members #10 or M4 and larger. All gages are made of hardened tool steel.
METRIC
Go
NoGo 6H
Double End
Nominal
Length
Pitch
Pitch
Member
Handle
Handle Go/NoGo/Hdle
Size
MM
Diameter
Diameter
Price
#
Price
Price
M1.6 x 0.35 M2.0 x 0.40 M2.5 x 0.45 M3.0 x 0.50 M3.5 x 0.60 M4.0 x 0.70 M5.0 x 0.80 M6.0 x 1.00 M8.0 x 1.25 M8.0 x 1.00 M10.0 x 1.50 M10.0 x 1.25 M12.0 x 1.75 M12.0 x 1.50 M12.0 x 1.25 M12.0 x 1.00 M14.0 x 2.00 M14.0 x 1.50 M16.0 x 2.00 M16.0 x 1.50 M18.0 x 1.50
12.7 15.9 15.9 15.9
1.373 1.740 2.208 2.675 3.110 3.545 4.480 5.350 7.188 7.350 9.026 9.188
1.458 1.830 2.303 2.775 3.222 3.663 4.605 5.500 7.348 7.500 9.206 9.348
$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $
116.00 1 WDE 102.00 2 WDE 102.00 2 WDE 94.00 2 WDE 87.00 2 WDE 87.00 2 WDE 87.00 3 WDE 68.00 3 WDE 68.00 4 WDE 68.00 4 WDE 72.00 4 WDE 72.00 4 WDE 77.00 5 WDE 77.00 5 WDE 77.00 5 WDE 89.00 5 WDE 89.00 6 WDE 89.00 6 WDE 92.00 6 WDE 92.00 6 WDE 97.00 6 WDE
$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $
17.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 21.00 21.00 21.00 21.00 23.00 23.00 23.00 23.00
$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $
249.00 222.00 222.00 206.00 192.00 192.00 192.00 154.00 157.00 157.00 165.00 165.00 177.00 177.00 177.00 201.00 178.00 178.00 184.00 184.00 194.00
19 19
22.2 22.2 25.4 25.4 28.6 28.6 34.9 34.9 34.9 34.9 38.1 38.1 38.1 38.1 44.4
10.863 11.026 11.188 11.350 12.701 13.026 14.701 15.026 17.026
11.063 11.216 11.368 11.510 12.913 13.216 14.913 15.216 17.216
- - - - -
All stocked gages are marked in fraction and decimal.
INCH
Go
NoGo 2B NoGo 3B
Double End
Nominal Size
Length
Pitch
Pitch
Pitch
Member
Handle
Handle
Go/NoGo/Hdle
Inch
Diameter
Diameter
Diameter
Price
#
Price
Price
0-80 (.060) UNF 1-64 (.073) UNC 1-72 (.073) UNF 2-56 (.086) UNC 3-48 (.099) UNC 3-56 (.099) UNF 4-40 (.112) UNC 4-48 (.112) UNF 5-40 (.125) UNC 6-32 (.138) UNC 6-40 (.138) UNF 8-32 (.164) UNC 8-36 (.164) UNF 10-24 (.190) UNC 10-32 (.190) UNF 12-24 (.216) UNC 12-28 (.216) UNF
1/2 1/2 1/2 5/8 5/8 5/8 5/8 5/8 5/8 3/4 3/4 3/4 3/4 3/4 3/4 7/8 7/8 7/8 7/8
0.0519 0.0629 0.0640 0.0744 0.0855 0.0874 0.0958 0.0985 0.1088 0.1177 0.1218 0.1437 0.1460 0.1629 0.1697 0.1889 0.1928 0.2175 0.2268 0.2764 0.2854 0.3344 0.3479 0.3911 0.4050 0.4500 0.4675 0.5264 0.5660 0.5889 0.6850 0.7094
0.0542 0.0655 0.0665 0.0772 0.0885 0.0902 0.0991 0.1016 0.1121 0.1214 0.1252 0.1475 0.1496 0.1672 0.1736 0.1933 0.1970 0.2224 0.2311 0.2817 0.2902 0.3401 0.3528 0.3972 0.4104 0.4565 0.4731 0.5323 0.5732 0.5949 0.6927 0.7159
0.0536 0.0648 0.0659 0.0765 0.0877 0.0895 0.0982 0.1008 0.1113 0.1204 0.1243 0.1465 0.1487 0.1661 0.1726 0.1922 0.1959 0.2211 0.2300 0.2803 0.2890 0.3387 0.3516 0.3957 0.4091 0.4548 0.4717 0.5308 0.5714 0.5934 0.6907 0.7143
$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $
105.00 1 WDE 105.00 1 WDE 105.00 1 WDE 92.00 2 WDE 88.00 2 WDE 88.00 2 WDE 81.00 2 WDE 81.00 2 WDE 74.00 2 WDE 74.00 2 WDE 74.00 2 WDE 74.00 2 WDE 74.00 2 WDE 74.00 3 WDE 74.00 3 WDE 74.00 3 WDE 74.00 3 WDE 68.00 3 WDE 68.00 3 WDE 68.00 4 WDE 68.00 4 WDE 74.00 4 WDE 74.00 4 WDE 74.00 5 WDE 74.00 5 WDE 74.00 5 WDE 74.00 5 WDE 83.00 6 WDE 83.00 6 WDE 83.00 6 WDE 94.00 7 WDE 94.00 7 WDE
17.00 17.00 17.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 18.00 21.00 21.00 21.00 21.00 23.00 23.00 23.00 23.00 24.00 24.00 24.00 28.00 28.00
$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $
227.00 227.00 227.00 202.00 194.00 194.00 180.00 180.00 166.00 166.00 166.00 166.00 166.00 166.00 166.00 166.00 166.00 154.00 154.00 157.00 157.00 169.00 169.00 171.00 171.00 171.00 171.00 190.00 190.00 190.00 216.00 216.00
1/4-20 UNC 1/4-28 UNF 5/16-18 UNC 5/16-24 UNF 3/8-16 UNC 3/8-24 UNF 7/16-14 UNC 7/16-20 UNF 1/2-13 UNC 1/2-20 UNF 9/16-18 UNF 5/8-11 UNC 3/4-16 UNF 5/8-18 UNF 3/4-10 UNC
1 1
1 1/8 1 1/8 1 1/4 1 1/4 1 3/8 1 3/8 1 1/2 1 1/2 1 1/2 1 3/4 1 3/4
UNEF available, contact factory.
9
Effective April 2026 - © Glastonbury Southern Gage
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