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 |
|---|---|---|
| AATB | WIDTH BETWEEN FLATS | 0.429 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5853 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CWDK | POINT CHAMFER ANGLE | 90.0 DEGREES NOMINAL |
| AASU | HEAD HEIGHT | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| ABQJ | POINT STYLE | FLAT |
| AASA | THREAD LENGTH | 0.365 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| AASB | FASTENER LENGTH | 0.870 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | ALTERED FROM NAS6304-8 |
| AAWC | FIRST DIAMETER FROM HEAD | 0.178 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| AAUY | POINT LENGTH | 0.080 INCHES NOMINAL |
| AASK | HEAD STYLE | DISHED HEXAGON |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.500 INCHES NOMINAL |