Part Number
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN./1.5 MM) OR LARGER, DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH (EXCLUDING INTERNAL SOCKET OR INTERNAL MULTIPLE SPLINE TYPES), IN SIZES BELOW NO. 10 (0.190 IN./5 MM). NO. 10 AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET OR INTERNAL 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. EXCLUDES BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; AND SCREW, ASSEMBLED WASHER. SEE ALSO, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; AND SCREW, CAP SOCKET HEAD.
CAGE Information
Code | Company |
---|---|
13499 | ROCKWELL COLLINS INC. DBA GOVERNMENT |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
CYBA | SCREW SURFACE TREATMENT | NICKEL |
CYBA | SCREW SURFACE TREATMENT | NICKEL |
ZZZT | NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND 2C STYLE |
AASL | HEAD DIAMETER | 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM |
ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
AASU | HEAD HEIGHT | 0.048 INCHES MINIMUM AND 0.059 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 0.157 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
AAJF | THREAD DIRECTION | RIGHT-HAND |
THSD | THREAD SERIES DESIGNATOR | UNC |
AAJD | THREAD CLASS | 2A |
CRSQ | COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
AASA | THREAD LENGTH | 0.036 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
CYAU | SCREW MATERIAL | COPPER ALLOY 268 OR COPPER ALLOY 270 |
AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
CQBC | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH |
CMLP | THREAD QUANTITY PER INCH | 32 |
AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |