Part Details | ROTARY WELL DRILLING BIT
3820-00-409-0973 A detachable, end cutting, drilling tool with one end threaded for attaching to a well drilling tool adapter or drilling pipe. The opposite end is designed to penetrate the earth when used in a rotary type well drilling machine.
Alternate Parts: 29249, 29-249, LH36 REGULAR FLUID, LH3-6 REGULAR FLUID, 3820-00-409-0973, 00-409-0973, 3820004090973, 004090973
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 38 | APR 27, 1974 | 00-409-0973 | 13668 ( BIT, ROTARY WELL DRILLING ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3820-00-409-0973
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 29-249 | 66155 | PORTA DRILL INC |
| LH3-6 REGULAR FLUID | 22023 | VAREL INTL INC |
Technical Data | NSN 3820-00-409-0973
| Characteristic | Specifications |
|---|---|
| CORE DRILLING FEATURE | NOT INCLUDED |
| CUTTING EDGE TYPE | ROLLER |
| ROLLER QUANTITY | 3 |
| ROLLER TOOTH TYPE | INTERMEDIATE |
| PILOT SPIKE | NOT INCLUDED |
| PILOT CUTTER | INCLUDED |
| JOINT THREAD DIRECTION | RIGHT-HAND |
| JOINT THREAD LOCATION | EXTERNAL |
| JOINT THREAD SERIES | NONSTANDARD |
| JOINT THREAD SERIES MODIFICATION | MODIFIED BY 2.603 IN. TAPER |
| JOINT STEP THREAD FEATURE | NOT INCLUDED |
| JOINT THREAD DIAMETER | 3.103 INCHES NOMINAL |
| JOINT THREAD LENGTH | 3.530 INCHES NOMINAL |
| DRILL CAPACITY HOLE DIAMETER | 6.000 INCHES NOMINAL |