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 |
|---|---|
| 82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AATB | WIDTH BETWEEN FLATS | 0.875 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.875 INCHES NOMINAL |
| AAWC | FIRST DIAMETER FROM HEAD | 0.625 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.500 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.625 INCHES |
| AAJD | THREAD CLASS | 3A |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MATT | MATERIAL | STEEL OVERALL |
| FEAT | SPECIAL FEATURES | POINT END DRILLED 5/16 IN. DIA. BY 0.556 IN. DEEP,OD OF POINT CHAMFERED,1/2 IN. OD BY 4-1/8 IN. LG FROM THD TO POINT |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AASK | HEAD STYLE | HEXAGON |
| CMLP | THREAD QUANTITY PER INCH | 11 |
| AASB | FASTENER LENGTH | 7.125 INCHES NOMINAL |
| AASA | THREAD LENGTH | 1.188 INCHES MINIMUM |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.313 INCHES NOMINAL |