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 |
|---|---|
| 76301 | BOEING COMPANY THE DBA BOEING |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASB | FASTENER LENGTH | 3.900 INCHES NOMINAL |
| CRHC | HOLE CONFIGURATION STYLE | ROUND LONGITUDINAL HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 1.125 INCHES |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.250 INCHES MINIMUM FIRST HOLE AND 0.256 INCHES MAXIMUM FIRST HOLE |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.400 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 1.000 INCHES NOMINAL |
| AAUB | HOLE DIAMETER | 0.270 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UN |
| AAJD | THREAD CLASS | 3A |
| AAWD | SECOND DIAMETER FROM HEAD | 1.015 INCHES MINIMUM AND 1.025 INCHES MAXIMUM |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.200 INCHES NOMINAL FIRST HOLE |
| AAWL | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 1.580 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ASXK | HOLE QUANTITY | 1 |
| AAWC | FIRST DIAMETER FROM HEAD | 0.470 INCHES NOMINAL |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 4 |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.455 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.980 INCHES NOMINAL |
| AAWF | FOURTH DIAMETER FROM HEAD | 1.020 INCHES MINIMUM AND 1.030 INCHES MAXIMUM |
| BQDM | HOLE TYPE | DRILLED |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASU | HEAD HEIGHT | 0.470 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | COUNTERSUNK HOLE AT THE END OF THREADS,0.095 IN. MIN,0.155 IN. MAX DIA; GROOVE,0.580 IN. LG FROM END,1.030 IN. MIN,1.040 IN. MAX DIA |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| AAWE | THIRD DIAMETER FROM HEAD | 1.045 INCHES MINIMUM AND 1.055 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 1.720 INCHES NOMINAL |
| AASK | HEAD STYLE | PAN |