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 |
|---|---|
| 23926 | KOMATSU AMERICA INTL CO |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASB | FASTENER LENGTH | 2.250 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 2.250 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 1020 OVERALL |
| AASU | HEAD HEIGHT | 0.375 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQFM | HARDNESS RATING | 79.0 ROCKWELL B NOMINAL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AASA | THREAD LENGTH | 1.250 INCHES MINIMUM |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | HEXAGON |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.125 INCHES NOMINAL FIRST HOLE |
| CBBL | FEATURES PROVIDED | UNFINISHED HEAD |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.125 INCHES NOMINAL FIRST HOLE |
| CQHQ | MINIMUM YIELD STRENGTH | 43000 POUNDS PER SQUARE INCH |
| CMLP | THREAD QUANTITY PER INCH | 20 |