Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , CAP , HEXAGON HEAD
Definition:
AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION INTO HOLES IN ASSEMBLED PARTS, FOR MATING WITH A PREFORMED INTERNAL THREAD AND FOR TIGHTENING OR RELEASING BY TORQUING THE HEAD. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF THE SAME NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. THE THREAD LENGTH BEING THE CONTROLLED DIMENSION, THE GRIP LENGTH IS NOT SPECIFIED. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; AND SCREW, CAP, SOCKET HEAD.
CAGE Information
Code | Company |
---|---|
39428 | MCMASTER-CARR SUPPLY COMPANY |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
CQBC | MINIMUM TENSILE STRENGTH | 70000 POUNDS PER SQUARE INCH |
AASA | THREAD LENGTH | 2.500 INCHES NOMINAL |
AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
AAJF | THREAD DIRECTION | RIGHT-HAND |
MATT | MATERIAL | STEEL OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNC |
AASK | HEAD STYLE | HEXAGON |
CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW HEX HEAD, HEX HEAD CAP SCREWS |
CMLP | THREAD QUANTITY PER INCH | 20 |
FEAT | SPECIAL FEATURES | FULLY THREADED 18-8 STAINLESS STEEL HEX HEAD CAP SCREW. 18-8 STAINLESS STEEL OFFERS EXCELLENT CORROSION RESISTANCE. MAY BE MIDLY MAGNETIC. ROCKWELL HARDNESS IS A MINIMUM OF B70. MINIMUM TENSILE STRENGTH IS 70,000PSI. SCREWS HAVE A CLASS 2A THREAD FIT. LENGTH IS MEASURED FROM UNDER HEAD. 0.250-20 |
AGAV | END ITEM IDENTIFICATION | 5895-01-545-4959 TERMINAL MOUNTING KIT |