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 |
---|---|
10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL D |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
AATB | WIDTH BETWEEN FLATS | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
MATT | MATERIAL | STEEL COMP 1117 OVERALL OR STEEL COMP 1118 OVERALL |
AASA | THREAD LENGTH | 0.219 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
CRSQ | COUNTERSINK ANGLE | 72.0 DEGREES NOMINAL |
AASU | HEAD HEIGHT | 0.156 INCHES NOMINAL |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASB | FASTENER LENGTH | 0.304 INCHES MINIMUM AND 0.334 INCHES MAXIMUM |
THSD | THREAD SERIES DESIGNATOR | UNF |
AAJD | THREAD CLASS | 2A |
AASK | HEAD STYLE | HEXAGON COUNTERSUNK |
FEAT | SPECIAL FEATURES | HEAD UNDERCUT 0.125 IN. DIA BY 0.062 IN. W |
CMLP | THREAD QUANTITY PER INCH | 32 |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL |