Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , MACHINE
Definition:
AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION THROUGH HOLES IN ASSEMBLED PARTS AND NORMALLY INTENDED TO BE TIGHTENED OR RELEASED BY TORQUING A NUT. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF ONE NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. FOR ITEMS HAVING A GRIP LENGTH PORTION MACHINED TO A TOLERANCE OF 0.0015 INCH (0.038 MM) OR LESS, BOLT, SHEAR. SEE ALSO SCREW, CAP, HEXAGON HEAD AND SCREW, MACHINE.
CAGE Information
| Code | Company |
|---|---|
| 56878 | SPS TECHNOLOGIES LLC DBA AEROSPACE D |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAJD | THREAD CLASS | 1A |
| AAJD | THREAD CLASS | 1A |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.065 INCHES MINIMUM FIRST HOLE AND 0.075 INCHES MAXIMUM FIRST HOLE |
| AASA | THREAD LENGTH | 0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7470 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.660 INCHES MINIMUM AND 0.680 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | DEE |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AASU | HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.520 INCHES MINIMUM FIRST HOLE AND 0.580 INCHES MAXIMUM FIRST HOLE |
| AASB | FASTENER LENGTH | 0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM |