Part Number
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, AND WHOSE UNTHREADED PORTION HAS BEEN MACHINED OR GROUND IN ONE OR MORE PLACES OR OVER ITS ENTIRE LENGTH TO A MAXIMUM DIAMETER LESS THAN THE MINIMUM PITCH DIAMETER OF THE THREAD (EXCLUDES UNDERCUT FOR THREAD RELIEF). IT IS NO. 0 (0.060 IN.) (1.5 MM) OR LARGER, AND IS DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND MULTIPLE SPLINE TYPES) OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND MULTIPLE SPLINE TYPES) BUT MAY ALSO BE DESIGNED FOR EXTERNAL WRENCHING. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. SEE ALSO BOLT, EXTERNALLY RELIEVED BODY AND BOLT, INTERNAL WRENCHING.
CAGE Information
Code | Company |
---|---|
16786 | F E L CORP |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AAWC | FIRST DIAMETER FROM HEAD | 0.500 INCHES NOMINAL |
CMLP | THREAD QUANTITY PER INCH | 24 |
AASA | THREAD LENGTH | 0.531 INCHES MINIMUM |
AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.062 INCHES NOMINAL |
AASK | HEAD STYLE | KNURLED NO. 4 |
ABQZ | INTERNAL DRIVE STYLE | SLOT |
MATT | MATERIAL | STEEL COMP 303 OVERALL |
AAJF | THREAD DIRECTION | RIGHT-HAND |
CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |
THSD | THREAD SERIES DESIGNATOR | UNF |
AAJD | THREAD CLASS | 2A |
AASL | HEAD DIAMETER | 0.875 INCHES NOMINAL |
AAWD | SECOND DIAMETER FROM HEAD | 0.245 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.719 INCHES NOMINAL |
AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
AASU | HEAD HEIGHT | 0.687 INCHES NOMINAL |
AASB | FASTENER LENGTH | 1.250 INCHES NOMINAL |