GSG Catalog - May 2023

HELICAL COIL (STI) THREAD PLUG GAGES STEEL

GSG

GSG

Helical Coil (STI) Plug Gages are used to gage threaded holes prior to insertion of screw thread inserts. Screw thread inserts are used to repair a damaged thread or to provide a stronger threaded assembly. All Helical Coil Plug Gages are manufactured of hardened tool steel to class X tolerance. For class W contact factory. All stocked gages are marked in fraction. There is a $10.00 charge per member to change the marking to decimal.

Inch

Nominal

Go

NoGo

Go

NoGo 2B NoGo 3B Member

Handle

Handle Double End Price Go/NoGo/Hdle

Size

Length

Length

Pitch

Pitch

Pitch

List

#

"L"

"L"

Diameter

Diameter

Diameter

Price

List Price

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

5/16 5/16 5/16 5/16 5/16

7/32 7/32 7/32 7/32 7/32 9/32 9/32 9/32 9/32 9/32 5/16 5/16 5/16 5/16 5/16

0.0976 0.1126 0.1106 0.1283 0.1256 0.1413 0.1583 0.1543 0.1843 0.1821 0.2170 0.2103 0.2430 0.2825 0.2732 0.3486 0.3395 0.4156 0.4020 0.4839 0.4700 0.5499 0.5325 0.6167 0.5986 0.6841 0.6611 0.8149 0.7906

0.0996 0.1148 0.1126 0.1308 0.1279 0.1438 0.1611 0.1569 0.1872 0.1849 0.2203 0.2133 0.2464 0.2864 0.2765 0.3529 0.3433 0.4203 0.4059 0.4890 0.4744 0.5554 0.5371 0.6225 0.6035 0.6903 0.6661 0.8216 0.7961

0.0989 0.1140 0.1119 0.1299 0.1271 0.1430 0.1601 0.1560 0.1862 0.1840 0.2192 0.2123 0.2453 0.2851 0.2754 0.3515 0.3421 0.4189 0.4047 0.4875 0.4731 0.5537 0.5357 0.6208 0.6020 0.6885 0.6646 0.8196 0.7945

$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $

69.00 66.00 66.00 62.00 62.00 62.00 62.00 62.00 59.00 59.00 59.00 59.00 59.00 57.00 57.00 57.00 57.00 59.00 59.00 62.00 62.00 66.00 66.00 79.00 79.00 79.00 79.00 83.00 83.00

00 00 00 00 00

$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $

12.00 12.00 12.00 12.00 12.00 12.00 12.00 12.00 12.00 12.00 12.00 12.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 12.00 11.00

$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $

150.00 144.00 144.00 136.00 136.00 136.00 136.00 136.00 130.00 130.00 130.00 130.00 129.00 125.00 125.00 125.00 125.00 129.00 129.00 135.00 135.00 143.00 143.00 169.00 169.00 169.00 169.00 178.00 177.00

13/32 13/32 13/32 13/32 13/32

0 0 0 0 0 0 0 1 1 1 2 2 2 2 3 3 3 3 3 3 3 3 4 3

1/2 1/2 1/2 1/2 1/2 3/4 3/4 3/4 3/4 7/8 7/8 7/8 7/8 7/8 7/8 7/8 7/8

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 9/16-12 UNC 9/16-18 UNF 5/8-11 UNC 5/8-18 UNF 3/4-10 UNC 3/4-16 UNF

3/8 3/8 3/8 3/8 1/2 1/2 1/2 1/2 1/2 1/2 1/2 1/2 5/8 5/8

1 1

18

Effective January 2023 - © Glastonbury Southern Gage