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 |
|---|---|
| 59556 | KOVATCH CORP. |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASA | THREAD LENGTH | 0.750 INCHES MINIMUM |
| AASA | THREAD LENGTH | 0.750 INCHES MINIMUM |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 10P STYLE AND 2 TYPE AND 5 GRADE |
| AATB | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND ZINC OVERALL AND CHROMATE OVERALL OR CHROMATE OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQBC | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AASU | HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | HEXAGON |
| CQFM | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM OVERALL AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| AASB | FASTENER LENGTH | 1.250 INCHES NOMINAL |