National Item Identification Number
00-239-7189
002397189
3820-00-239-7189
3820002397189
National Stock Number
Item Name
BIT,ROCK DRILL
Federal Supply Class
3820
Description
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.
Commercial and Government Entity Code (Supplier Data)
60038
THE TIMKEN CORPORATION
1835 DUEBER AVE SW
CANTON
OH
44706
603-443-5282
06626
BRUNNER AND LAY INC
9300 KING ST
FRANKLIN PARK
IL
60131
847-678-3232
Reference Numbers (Part Numbers)
MCJ-2
MCJ2IN
MC2
T28M07
Required Categories
MATERIAL
CUTTING END TYPE
CLEANING HOLE LOCATION AND QUANTITY
ATTACHMENT METH
Required Description
STEEL
FOUR CUTTING EDGES
1 CENTER AND
4 SIDE
THREADED SHOULDER DRIVE
TIMKEN