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 |
---|---|
80204 | AMERICAN NATIONAL STANDARDS INSTITUT |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AATB | WIDTH BETWEEN FLATS | 0.544 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 GR2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
CQFM | HARDNESS RATING | 80.0 ROCKWELL C NOMINAL OVERALL |
SFTT | SURFACE TREATMENT | ZINC OVERALL AND CHROMATE OVERALL |
ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE OR 2 GRADE |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 1.000 INCHES NOMINAL |
MATT | MATERIAL | STEEL OVERALL |
CMLP | THREAD QUANTITY PER INCH | 16 |
THSD | THREAD SERIES DESIGNATOR | UNC |
AAJD | THREAD CLASS | 2A |
AASB | FASTENER LENGTH | 3.750 INCHES NOMINAL |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TY2 GR2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
AASK | HEAD STYLE | HEXAGON |
CQBC | MINIMUM TENSILE STRENGTH | 74000 POUNDS PER SQUARE INCH |
AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
AASU | HEAD HEIGHT | 0.226 INCHES MINIMUM AND 0.268 INCHES MAXIMUM |