Thread Plug Gages - Reversible Design - Chrome
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-#10-24-2B-GO | #10-24 UNC 2B STI Go Plug-Class X | #10 | 1/2 | 5/16 | .2170" |
$76.00
|
| STI-#10-24-2B-NGO | #10-24 UNC 2B STI NoGo Plug-Class X | #10 | 1/2 | 5/16 | .2203" |
$76.00
|
| STI-#10-24-2B-D/E | #10-24 UNC 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | #10 | 1/2 | 5/16 | .2170" - .2203" |
$165.00
|
| STI-#10-24-3B-GO | #10-24 UNC 3B STI Go Plug-Class X | #10 | 1/2 | 5/16 | .2170" |
$76.00
|
| STI-#10-24-3B-NGO | #10-24 UNC 3B STI NoGo Plug-Class X | #10 | 1/2 | 5/16 | .2192" |
$76.00
|
| STI-#10-24-3B-D/E | #10-24 UNC 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | #10 | 1/2 | 5/16 | .2170" - .2192" |
$165.00
|
| STI-#10-32-2B-GO | #10-32 UNF 2B STI Go Plug-Class X | #10 | 1/2 | 5/16 | .2103" |
$76.00
|
| STI-#10-32-2B-NGO | #10-32 UNF 2B STI NoGo Plug-Class X | #10 | 1/2 | 5/16 | .2133" |
$76.00
|
| STI-#10-32-2B-D/E | #10-32 UNF 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | #10 | 1/2 | 5/16 | .2103" - .2133" |
$165.00
|
| STI-#10-32-3B-GO | #10-32 UNF 3B STI Go Plug-Class X | #10 | 1/2 | 5/16 | .2103" |
$76.00
|
| STI-#10-32-3B-NGO | #10-32 UNF 3B STI NoGo Plug-Class X | #10 | 1/2 | 5/16 | .2123" |
$76.00
|
| STI-#10-32-3B-D/E | #10-32 UNF 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | #10 | 1/2 | 5/16 | .2103" - .2123" |
$165.00
|
| STI-#12-24-2B-GO | #12-24 UNC 2B STI Go Plug-Class X | #12 | 1/2 | 5/16 | .2430" |
$77.00
|
| STI-#12-24-2B-NGO | #12-24 UNC 2B STI NoGo Plug-Class X | #12 | 1/2 | 5/16 | .2464" |
$77.00
|
| STI-#12-24-2B-D/E | #12-24 UNC 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | #12 | 1/2 | 5/16 | .2430" - .2464" |
$167.00
|
| STI-#12-24-3B-GO | #12-24 UNC 3B STI Go Plug-Class X | #12 | 1/2 | 5/16 | .2430" |
$77.00
|
| STI-#12-24-3B-NGO | #12-24 UNC 3B STI NoGo Plug-Class X | #12 | 1/2 | 5/16 | .2453" |
$77.00
|
| STI-#12-24-3B-D/E | #12-24 UNC 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | #12 | 1/2 | 5/16 | .2430" - .2453" |
$167.00
|
| STI-1/4-20-2B-GO | 1/4-20 UNC 2B STI Go Plug-Class X | 1/4 | 1/2 | 5/16 | .2825" |
$74.00
|
| STI-1/4-20-2B-NGO | 1/4-20 UNC 2B STI NoGo Plug-Class X | 1/4 | 1/2 | 5/16 | .2864" |
$74.00
|
| STI-1/4-20-2B-D/E | 1/4-20 UNC 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | 1/4 | 1/2 | 5/16 | .2825" - .2864" |
$161.00
|
| STI-1/4-20-3B-GO | 1/4-20 UNC 3B STI Go Plug-Class X | 1/4 | 1/2 | 5/16 | .2825" |
$74.00
|
| STI-1/4-20-3B-NGO | 1/4-20 UNC 3B STI NoGo Plug-Class X | 1/4 | 1/2 | 5/16 | .2851" |
$74.00
|
| STI-1/4-20-3B-D/E | 1/4-20 UNC 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | 1/4 | 1/2 | 5/16 | .2825" - .2851" |
$161.00
|
| STI-1/4-28-2B-GO | 1/4-28 UNF 2B STI Go Plug-Class X | 1/4 | 1/2 | 5/16 | .2732" |
$74.00
|
| STI-1/4-28-2B-NGO | 1/4-28 UNF 2B STI NoGo Plug-Class X | 1/4 | 1/2 | 5/16 | .2765" |
$74.00
|
| STI-1/4-28-2B-D/E | 1/4-28 UNF 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | 1/4 | 1/2 | 5/16 | .2732" - .2765" |
$161.00
|
| STI-1/4-28-3B-GO | 1/4-28 UNF 3B STI Go Plug-Class X | 1/4 | 1/2 | 5/16 | .2732" |
$74.00
|
| STI-1/4-28-3B-NGO | 1/4-28 UNF 3B STI NoGo Plug-Class X | 1/4 | 1/2 | 5/16 | .2754" |
$74.00
|
| STI-1/4-28-3B-D/E | 1/4-28 UNF 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | 1/4 | 1/2 | 5/16 | .2732" - .2754" |
$161.00
|

