Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , MACHINE
Definition:
AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION THROUGH HOLES IN ASSEMBLED PARTS AND NORMALLY INTENDED TO BE TIGHTENED OR RELEASED BY TORQUING A NUT. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF ONE NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. FOR ITEMS HAVING A GRIP LENGTH PORTION MACHINED TO A TOLERANCE OF 0.0015 INCH (0.038 MM) OR LESS, BOLT, SHEAR. SEE ALSO SCREW, CAP, HEXAGON HEAD AND SCREW, 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 |
---|---|---|
MATT | MATERIAL | STEEL COMP 431 OVERALL |
MATT | MATERIAL | STEEL COMP 431 OVERALL |
CBBL | FEATURES PROVIDED | FINISHED HEAD |
AAJD | THREAD CLASS | 3A |
ANEE | GRIP LENGTH | 1.797 INCHES MINIMUM AND 1.828 INCHES MAXIMUM |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASU | HEAD HEIGHT | 0.265 INCHES MINIMUM AND 0.297 INCHES MAXIMUM |
AASA | THREAD LENGTH | 0.750 INCHES MINIMUM AND 0.828 INCHES MAXIMUM |
THSD | THREAD SERIES DESIGNATOR | UNF |
AASB | FASTENER LENGTH | 2.578 INCHES MINIMUM AND 2.625 INCHES MAXIMUM |
CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
AASK | HEAD STYLE | HEXAGON |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES MINIMUM FIRST HOLE AND 0.116 INCHES MAXIMUM FIRST HOLE |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.406 INCHES MINIMUM FIRST HOLE AND 2.438 INCHES MAXIMUM FIRST HOLE |
CMLP | THREAD QUANTITY PER INCH | 20 |
CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
AATB | WIDTH BETWEEN FLATS | 0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |