Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , EXTERNALLY RELIEVED BODY
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 UNDERCUTS FOR THREAD RELIEF). IT IS NO. 10 (0.190 IN.) (5 MM) OR LARGER IN SIZE AND HAS A HEAD WHICH IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES BOLT, INTERNAL WRENCHING AND THUMBSCREW. SEE ALSO SCREW, EXTERNALLY RELIEVED BODY.
CAGE Information
| Code | Company |
|---|---|
| 00198 | PRATT AND WHITNEY CANADA INC WHITNEY |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAWF | FOURTH DIAMETER FROM HEAD | 0.375 INCHES NOMINAL |
| AAWF | FOURTH DIAMETER FROM HEAD | 0.375 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.109 INCHES NOMINAL FIRST HOLE |
| AAWE | THIRD DIAMETER FROM HEAD | 0.320 INCHES NOMINAL |
| AAUB | HOLE DIAMETER | 0.078 INCHES NOMINAL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.078 INCHES NOMINAL FIRST HOLE |
| MATT | MATERIAL | STEEL COMP 6150 OVERALL |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.313 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| AATB | WIDTH BETWEEN FLATS | 0.562 INCHES NOMINAL |
| AASA | THREAD LENGTH | 0.438 INCHES MINIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAWG | FIFTH DIAMETER FROM HEAD | 0.320 INCHES NOMINAL |
| AAWD | SECOND DIAMETER FROM HEAD | 0.375 INCHES NOMINAL |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.125 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.219 INCHES NOMINAL |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 5 |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AASU | HEAD HEIGHT | 0.234 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| CRHC | HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| BQDM | HOLE TYPE | DRILLED |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.438 INCHES NOMINAL |
| ASXK | HOLE QUANTITY | 6 |
| AAWL | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 0.626 INCHES NOMINAL |
| AAWM | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER | 0.781 INCHES NOMINAL |
| AAWC | FIRST DIAMETER FROM HEAD | 0.320 INCHES NOMINAL |