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 |
|---|---|
| 0HDW7 | HUCK INTERNATIONAL INC. DBA ALCOA FA |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAWE | THIRD DIAMETER FROM HEAD | 0.138 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.062 INCHES NOMINAL |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AASU | HEAD HEIGHT | 0.067 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| AASK | HEAD STYLE | FILLISTER |
| AAWD | SECOND DIAMETER FROM HEAD | 0.200 INCHES MINIMUM AND 0.205 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| FEAT | SPECIAL FEATURES | DPANEL ASSEMBLED TO THE LAST RELIEVED DIAMETER NEAR THREADS;PANEL THICKNESS 0.030 IN. MIN.;0.046 IN. MAX.;DIA.OF PANEL 0.208 IN. MIN. 0.213 IN. MAX.;PANEL IS FLANGED MIN.99 DEGREES MAX. 100 DEGREES |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJD | THREAD CLASS | 2A |
| MATT | MATERIAL | STEEL COMP 4037 OVERALL |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.262 INCHES NOMINAL |
| AASA | THREAD LENGTH | 0.165 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| AAWC | FIRST DIAMETER FROM HEAD | 0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| AASL | HEAD DIAMETER | 0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |