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-#2-56-2B-GO | #2-56 UNC 2B STI Go Plug-Class X | #2 | 5/16 | 7/32 | .0976" |
$90.00
|
| STI-#2-56-2B-NGO | #2-56 UNC 2B STI NoGo Plug-Class X | #2 | 5/16 | 7/32 | .0996" |
$90.00
|
| STI-#2-56-2B-D/E | #2-56 UNC 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | #2 | 5/16 | 7/32 | .0976" - .0996" |
$193.00
|
| STI-#2-56-3B-GO | #2-56 UNC 3B STI Go Plug-Class X | #2 | 5/16 | 7/32 | .0976" |
$90.00
|
| STI-#2-56-3B-NGO | #2-56 UNC 3B STI NoGo Plug-Class X | #2 | 5/16 | 7/32 | .0989" |
$90.00
|
| STI-#2-56-3B-D/E | #2-56 UNC 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | #2 | 5/16 | 7/32 | .0976" - .0989" |
$193.00
|
| STI-#3-48-2B-GO | #3-48 UNC 2B STI Go Plug-Class X | #3 | 5/16 | 7/32 | .1126" |
$86.00
|
| STI-#3-48-2B-NGO | #3-48 UNC 2B STI NoGo Plug-Class X | #3 | 5/16 | 7/32 | .1148" |
$86.00
|
| STI-#3-48-2B-D/E | #3-48 UNC 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | #3 | 5/16 | 7/32 | .1126" - .1148" |
$185.00
|
| STI-#3-48-3B-GO | #3-48 UNC 3B STI Go Plug-Class X | #3 | 5/16 | 7/32 | .1126" |
$86.00
|
| STI-#3-48-3B-NGO | #3-48 UNC 3B STI NoGo Plug-Class X | #3 | 5/16 | 7/32 | .1140" |
$86.00
|
| STI-#3-48-3B-D/E | #3-48 UNC 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | #3 | 5/16 | 7/32 | .1126" - .1140" |
$185.00
|
| STI-#3-56-2B-GO | #3-56 UNF 2B STI Go Plug-Class X | #3 | 5/16 | 7/32 | .1106" |
$86.00
|
| STI-#3-56-2B-NGO | #3-56 UNF 2B STI NoGo Plug-Class X | #3 | 5/16 | 7/32 | .1226" |
$86.00
|
| STI-#3-56-2B-D/E | #3-56 UNF 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | #3 | 5/16 | 7/32 | .1106" - .1226" |
$195.00
|
| STI-#3-56-3B-GO | #3-56 UNF 3B STI Go Plug-Class X | #3 | 5/16 | 7/32 | .1106" |
$86.00
|
| STI-#3-56-3B-NGO | #3-56 UNF 3B STI NoGo Plug-Class X | #3 | 5/16 | 7/32 | .1119" |
$86.00
|
| STI-#3-56-3B-D/E | #3-56 UNF 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | #3 | 5/16 | 7/32 | .1106" - .1119" |
$195.00
|
| STI-#4-40-2B-GO | #4-40 UNC 2B STI Go Plug-Class X | #4 | 5/16 | 7/32 | .1283" |
$76.00
|
| STI-#4-40-2B-NGO | #4-40 UNC 2B STI NoGo Plug-Class X | #4 | 5/16 | 7/32 | .1308" |
$76.00
|
| STI-#4-40-2B-D/E | #4-40 UNC 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | #4 | 5/16 | 7/32 | .1283" - .1308" |
$165.00
|
| STI-#4-40-3B-GO | #4-40 UNC 3B STI Go Plug-Class X | #4 | 5/16 | 7/32 | .1283" |
$76.00
|
| STI-#4-40-3B-NGO | #4-40 UNC 3B STI NoGo Plug-Class X | #4 | 5/16 | 7/32 | .1299" |
$76.00
|
| STI-#4-40-3B-D/E | #4-40 UNC 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | #4 | 5/16 | 7/32 | .1283" - .1299" |
$165.00
|
| STI-#4-48-2B-GO | #4-48 UNF 2B STI Go Plug-Class X | #4 | 5/16 | 7/32 | .1256" |
$76.00
|
| STI-#4-48-2B-NGO | #4-48 UNF 2B STI NoGo Plug-Class X | #4 | 5/16 | 7/32 | .1279" |
$76.00
|
| STI-#4-48-2B-D/E | #4-48 UNF 2B STI Go/NoGo Thread Plug Gage w/handle-Class X | #4 | 48 | 7/32 | .1256"-.1279" |
$165.00
|
| STI-#4-48-3B-GO | #4-48 UNF 3B STI Go Plug-Class X | #4 | 5/16 | 7/32 | .1256" |
$76.00
|
| STI-#4-48-3B-NGO | #4-48 UNF 3B STI NoGo Plug-Class X | #4 | 5/16 | 7/32 | .1271" |
$76.00
|
| STI-#4-48-3B-D/E | #4-48 UNF 3B STI Go/NoGo Thread Plug Gage w/handle-Class X | #4 | 5/16 | 7/32 | .1256" - .1271" |
$165.00
|
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