Part Number
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE UNTHREADED PORTION IS OF A SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS ONE INCH (25 MM) OR LESS IN DIAMETER. ITEMS OVER ONE INCH (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN-THOUSANDTHS (0.0015) OF AN INCH (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER, NOR IS IT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS HAVING CLOSE TOLERANCE, AND FABRICATED FROM MATERIAL HAVING 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH, SEE BOLT, SHEAR. FOR ITEMS FABRICATED FROM MATERIAL HAVING LESS THAN 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH AND NOT HAVING A CLOSE TOLERANCE, SEE BOLT, MACHINE.
CAGE Information
Code | Company |
---|---|
80064 | NAVAL SHIP SYSTEMS COMMAND |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AAUR | GRIP DIAMETER | 0.4375 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM |
AAUR | GRIP DIAMETER | 0.4375 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM |
AASA | THREAD LENGTH | 0.625 INCHES MINIMUM |
MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
AAJD | THREAD CLASS | 3A |
AATB | WIDTH BETWEEN FLATS | 0.625 INCHES NOMINAL |
ANEE | GRIP LENGTH | 0.563 INCHES NOMINAL |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASU | HEAD HEIGHT | 0.312 INCHES NOMINAL |
THSD | THREAD SERIES DESIGNATOR | UNF |
CQBC | MINIMUM TENSILE STRENGTH | 115000 POUNDS PER SQUARE INCH |
AASK | HEAD STYLE | HEXAGON |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.062 INCHES NOMINAL FIRST HOLE |
AHYM | NOMINAL THREAD DIAMETER | 0.438 INCHES |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.125 INCHES NOMINAL FIRST HOLE |
CMLP | THREAD QUANTITY PER INCH | 20 |
AASB | FASTENER LENGTH | 1.188 INCHES NOMINAL |