National Item Identification Number
01-443-3489
014433489
5133-01-443-3489
5133014433489
National Stock Number
Item Name
COUNTERBORE,MACHINE
Federal Supply Class
5133
Description
An end cutting tool having two or more cutting edges with flutes or grooves for the passage of cuttings, an integral or removable holder designed for adaption to the end of a machine spindle. The flutes or grooves are usually helical to give a positive rake at the cutting edges. It is designed to form a flat-bottomed enlargement of the mouth of a previously formed cylindrical hole. For items requiring a holder but the holder is not included, use CUTTER, COUNTERBORE.
Commercial and Government Entity Code (Supplier Data)
U7375
WURTH UK LTD
1 CENTURION WAY
ERITH
DA18 4AE
UNITED KINGDOM
0208 319 6000
06JP2
TIME FASTENER CO INC
5301-G LONGLEY LN
RENO
NV
89511
775-829-1026
Reference Numbers (Part Numbers)
0661-914-2
21482
Required Categories
MATERIAL
HARDNESS RATING
NOMINAL CUTTING DIAMETER
Required Description
STEEL OVERALL
NOT RATED
0.2500 INCHES