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 |
---|---|
77445 | UNITED TECHNOLOGIES CORPORATION DBA |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AAJD | THREAD CLASS | 1A |
AAJD | THREAD CLASS | 1A |
AATB | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL |
AASA | THREAD LENGTH | 0.625 INCHES MINIMUM |
CBBL | FEATURES PROVIDED | FINISHED HEAD |
AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
AAJF | THREAD DIRECTION | RIGHT-HAND |
MATT | MATERIAL | STEEL COMP 8740 OVERALL |
CRHC | HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE |
THSD | THREAD SERIES DESIGNATOR | UNC |
AASB | FASTENER LENGTH | 0.625 INCHES NOMINAL |
CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
ASXK | HOLE QUANTITY | 4 |
AASU | HEAD HEIGHT | 0.272 INCHES MINIMUM AND 0.292 INCHES MAXIMUM |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7452 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
AATC | EXTENDED WASHER DIAMETER | 0.438 INCHES NOMINAL |
AAUB | HOLE DIAMETER | 0.046 INCHES NOMINAL |
BQDM | HOLE TYPE | DRILLED |
CMLP | THREAD QUANTITY PER INCH | 20 |
AATD | EXTENDED WASHER THICKNESS | 0.078 INCHES NOMINAL |
SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |