NSN 3820-01-384-1220
Part Details | ROCK DRILL BIT
3820-01-384-1220 A detachable, end cutting drilling tool with an internal thread or tapered socket at one end for attaching a rock drill rod. The opposite end is designed with two or more cutting edges for drilling into rock formation by impact and a slight rotary motion. It contains a hole or holes in the cutting for the purpose of conducting air or water to clear the hole being drilled. It is used with powered drifter drills, sinker drills, and the like.
Alternate Parts: LH1834 REG, LH1-8-3/4 REG, 3820-01-384-1220, 01-384-1220, 3820013841220, 013841220
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 38 | DEC 08, 1993 | 01-384-1220 | 32591 ( BIT, ROCK DRILL ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3820-01-384-1220
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| LH1-8-3/4 REG | 22023 | VAREL INTL INC |
Technical Data | NSN 3820-01-384-1220
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| CUTTING END TYPE | JW ANY ACCEPTABLE |
| SPECIAL FEATURES | GAGE HARDFACING,NO INNER ROW HARDFACING |
| END ITEM IDENTIFICATION | 3820-01-246-4276,WELL DRILLING SYSTEM |