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 |
|---|---|
| 80070 | LOCKHEED MARTIN CORPORATION DBA LOCK |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.781 INCHES NOMINAL |
| AAWD | SECOND DIAMETER FROM HEAD | 0.360 INCHES MINIMUM AND 0.370 INCHES MAXIMUM |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 4.187 INCHES NOMINAL |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 4.000 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAWC | FIRST DIAMETER FROM HEAD | 0.436 INCHES NOMINAL |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 |
| MATT | MATERIAL | STEEL OVERALL |
| AASU | HEAD HEIGHT | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| AASK | HEAD STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.438 INCHES |
| AATB | WIDTH BETWEEN FLATS | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| AAWE | THIRD DIAMETER FROM HEAD | 0.436 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| AASB | FASTENER LENGTH | 4.843 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AASA | THREAD LENGTH | 0.656 INCHES MINIMUM |