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 |
---|---|
89944 | KOLLSMAN INC. |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
AHYM | NOMINAL THREAD DIAMETER | 0.086 INCHES |
AASU | HEAD HEIGHT | 0.060 INCHES NOMINAL |
CYAU | SCREW MATERIAL | COPPER ALLOY 360 |
CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE |
AASA | THREAD LENGTH | 0.095 INCHES MINIMUM |
AAJD | THREAD CLASS | 3A |
AASB | FASTENER LENGTH | 0.125 INCHES NOMINAL |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AATB | WIDTH BETWEEN FLATS | 0.125 INCHES NOMINAL |
THSD | THREAD SERIES DESIGNATOR | UNF |
AASK | HEAD STYLE | HEXAGON |
FEAT | SPECIAL FEATURES | END OF THD HAS 90 DEG V CUT 0.045 IN. DIA |
CMLP | THREAD QUANTITY PER INCH | 64 |
CYBA | SCREW SURFACE TREATMENT | CADMIUM |