National Stock Number (NSN) Output Data
NSN:
NIIN:
Item Name:
COUNTERBORE , MACHINE
Definition:
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.
Reference/Part Number
Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
---|---|---|---|---|---|---|---|---|
RCA56-687 | 83324 | A | 3 | 2 | 4 | 75 |
CAGE Information
Code | Company |
---|---|
83324 | ALCOA GLOBAL FASTENERS INC. DBA ALCO |
Federal Supply Class
Title
DRILL BITS, COUNTERBORES, AND CO
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
ABHP | OVERALL LENGTH | 4.120 INCHES NOMINAL |
ABHP | OVERALL LENGTH | 4.120 INCHES NOMINAL |
ALAR | FLUTE QUANTITY | 4 |
AAVL | PILOT DIAMETER | 0.686 INCHES NOMINAL |
CBBL | FEATURES PROVIDED | INTEGRAL PILOT |
AKZH | CUTTING END STYLE | SOLID |
MATT | MATERIAL | STEEL OVERALL |
CQFM | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
AAZF | SHANK STYLE | STRAIGHT ROUND |
AKZL | NOMINAL CUTTING DIAMETER | 0.8870 INCHES |