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 |
---|---|
82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AASB | FASTENER LENGTH | 1.750 INCHES NOMINAL |
AASB | FASTENER LENGTH | 1.750 INCHES NOMINAL |
FEAT | SPECIAL FEATURES | HEAD END OF SHANK UNDERCUT 0.125 IN. W 0.469 IN. DIA AND THD END OF SHANK UNDERCUT 0.125 IN. W 0.417 IN. DIA |
AASA | THREAD LENGTH | 0.750 INCHES MINIMUM |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.594 INCHES NOMINAL FIRST HOLE |
CBBL | FEATURES PROVIDED | FINISHED HEAD |
AAJD | THREAD CLASS | 3A |
AASU | HEAD HEIGHT | 0.375 INCHES NOMINAL |
AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.094 INCHES NOMINAL FIRST HOLE |
MATT | MATERIAL | STEEL OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNF |
AASK | HEAD STYLE | HEXAGON |
CMLP | THREAD QUANTITY PER INCH | 20 |
ANEE | GRIP LENGTH | 0.750 INCHES NOMINAL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 43811CLB FSCM 21387 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
AATB | WIDTH BETWEEN FLATS | 0.812 INCHES NOMINAL |