1231 Base Segments for External Buttress
To purchase – please contact Allen Gauge directly: 412-241-6410
“External” Buttress Base and Segments for Threads
Three Dial and Single Dial Gauges
The Three Dial and Single Dial gauges are convenient working gauges for controlling the basic thread form on API buttress casing. Their main role as a quick check of thread angles and tooth width during production help to control the manufacturing process and to evaluate incorrect or worn tooling.
External Buttress Specs
Base and Segments for External Buttress5 TPI, 3/4 TPF, Threads
| 1231-D | BASE | |
|---|---|---|
| 1231-D1 | 4 1/2 | Ext. Buttress Segment |
| 1231-D2 | 5 | Buttress Segment |
| 1231-D3 | 5 1/2 | Buttress Segment |
| 1231-D4 | 6 5/8 | Ext. Buttress Segment |
| 1231-D5 | 7 | Ext. Buttress Segment |
| 1231-D6 | 7 5/8 | Ext. Buttress Segment |
| 1231-D7 | 8 5/8 | Buttress Segment |
| 1231-D8 | 9 5/8 | Buttress Segment |
| 1231-D9 | 10 3/4 | Buttress Segment |
| 1231-D10 | 11 3/4 | Ext. Buttress Segment |
| 1231-D11 | 13 3/8 | Ext. Buttress Segment |
| 1231-D12 | 16 | Buttress Segment |
| 1231-D13 | 18 5/8 | Buttress Segment |
| 1231-D14 | 20 | Buttress Segment |
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421 N Braddock Ave
Pittsburgh, PA 15208
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