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 |
|---|---|
| 80378 | TRIUMPH AEROSTRUCTURES, LLC DBA TRIU |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.500 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.500 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.770 INCHES MINIMUM AND 1.810 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| AASL | HEAD DIAMETER | 0.625 INCHES NOMINAL |
| AAWE | THIRD DIAMETER FROM HEAD | 0.192 INCHES MINIMUM AND 0.197 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.160 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.270 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAWD | SECOND DIAMETER FROM HEAD | 0.3116 INCHES MINIMUM AND 0.3118 INCHES MAXIMUM |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.665 INCHES NOMINAL FIRST HOLE |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.420 INCHES MINIMUM AND 1.430 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AASK | HEAD STYLE | ROUND W/WRENCH FLATS |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.060 INCHES NOMINAL |
| AAWC | FIRST DIAMETER FROM HEAD | 0.250 INCHES NOMINAL |