Thread Plug Gages - Reversible Design - Chrome
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S.T.I. Thread Plug Gages
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 stronger thread assembly. All Helical Coil ‐ STI thread plug gages are manufactured of oil hardened tool steel to a class X tolerance. Class W tolerance thread plug gages priced on request.
| SKU | Description | Size | Go Length | NoGo Length | Pitch Diameter | Each |
|---|---|---|---|---|---|---|
| STI-5/16-18-2B-GO | 5/16-18 UNC 2B STI Go Plug-Class X | 5/16 | 3/4 | 3/8 | .3486" |
$74.00
|
| STI-5/16-18-2B-NGO | 5/16-18 UNC 2B STI NoGo Plug-Class X | 5/16 | 3/4 | 3/8 | .3529" |
$74.00
|
| STI-5/16-18-2B-D/E | 5/16-18 UNC 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | 5/16 | 3/4 | 3/8 | .3486" - .3529" |
$161.00
|
| STI-5/16-18-3B-GO | 5/16-18 UNC 3B STI Go Plug-Class X | 5/16 | 3/4 | 3/8 | .3486" |
$74.00
|
| STI-5/16-18-3B-NGO | 5/16-18 UNC 3B STI NoGo Plug-Class X | 5/16 | 3/4 | 3/8 | .3515" |
$74.00
|
| STI-5/16-18-3B-D/E | 5/16-18 UNC 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | 5/16 | 3/4 | 3/8 | .3486" - .3515" |
$161.00
|
| STI-5/16-24-2B-GO | 5/16-24 UNF 2B STI Go Plug-Class X | 5/16 | 3/4 | 3/8 | .3395" |
$74.00
|
| STI-5/16-24-2B-NGO | 5/16-24 UNF 2B STI NoGo Plug-Class X | 5/16 | 3/4 | 3/8 | .3433" |
$74.00
|
| STI-5/16-24-2B-D/E | 5/16-24 UNF 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | 5/16 | 3/4 | 3/8 | .3395" - 3433" |
$161.00
|
| STI-5/16-24-3B-GO | 5/16-24 UNF 3B STI Go Plug-Class X | 5/16 | 3/4 | 3/8 | .3395" |
$74.00
|
| STI-5/16-24-3B-NGO | 5/16-24 UNF 3B STI NoGo Plug-Class X | 5/16 | 3/4 | 3/8 | .3421" |
$74.00
|
| STI-5/16-24-3B-D/E | 5/16-24 UNF 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | 5/16 | 3/4 | 3/8 | .3395" - 3421" |
$161.00
|
| STI-3/8-16-2B-GO | 3/8-16 UNC 2B STI Go Plug-Class X | 3/8 | 3/4 | 3/8 | .4156" |
$76.00
|
| STI-3/8-16-2B-NGO | 3/8-16 UNC 2B STI NoGo Plug-Class X | 3/8 | 3/4 | 3/8 | .4203" |
$76.00
|
| STI-3/8-16-2B-D/E | 3/8-16 UNC 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | 3/8 | 3/4 | 3/8 | .4156" - .4203" |
$166.00
|
| STI-3/8-16-3B-GO | 3/8-16 UNC 3B STI Go Plug-Class X | 3/8 | 3/4 | 3/8 | .4156" |
$76.00
|
| STI-3/8-16-3B-NGO | 3/8-16 UNC 3B STI NoGo Plug Class-X | 3/8 | 3/4 | 3/8 | .4189" |
$76.00
|
| STI-3/8-16-3B-D/E | 3/8-16 UNC 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | 3/8 | 3/4 | 3/8 | .4156" - .4189" |
$166.00
|
| STI-3/8-24-2B-GO | 3/8-24 UNF 2B STI Go Plug-Class X | 3/8 | 3/4 | 3/8 | .4020" |
$76.00
|
| STI-3/8-24-2B-NGO | 3/8-24 UNF 2B STI NoGo Plug-Class X | 3/8 | 3/4 | 3/8 | .4059" |
$76.00
|
| STI-3/8-24-2B-D/E | 3/8-24 UNF 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | 3/8 | 3/4 | 3/8 | .4020" - .4059" |
$166.00
|
| STI-3/8-24-3B-GO | 3/8-24 UNF 3B STI Go Plug-Class X | 3/8 | 3/4 | 3/8 | .4020" |
$76.00
|
| STI-3/8-24-3B-NGO | 3/8-24 UNF 3B STI NoGo Plug-Class X | 3/8 | 3/4 | 3/8 | .4047" |
$76.00
|
| STI-3/8-24-3B-D/E | 3/8-24 UNF 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | 3/8 | 3/4 | 3/8 | .4020" - .4047" |
$166.00
|
| STI-7/16-14-2B-GO | 7/16-14 UNC 2B STI Go Plug-Class X | 7/16 | 7/8 | 1/2 | .4839" |
$79.00
|
| STI-7/16-14-2B-NGO | 7/16-14 UNC 2B STI NoGo Plug-Class X | 7/16 | 7/8 | 1/2 | .4890" |
$79.00
|
| STI-7/16-14-2B-D/E | 7/16-14 UNC 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | 7/16 | 7/8 | 1/2 | .4839" - .4890" |
$172.00
|
| STI-7/16-14-3B-GO | 7/16-14 UNC 3B STI Go Plug-Class X | 7/16 | 7/8 | 1/2 | .4839" |
$79.00
|
| STI-7/16-14-3B-NGO | 7/16-14 UNC 3B STI NoGo Plug-Class X | 7/16 | 7/8 | 1/2 | .4875" |
$79.00
|
| STI-7/16-14-3B-D/E | 7/16-14 UNC 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | 7/16 | 7/8 | 1/2 | .4839" - .4875" |
$172.00
|
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