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 |
|---|---|
| 43952 | ENERGY SERVICES GROUP DIV OF COOPER |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.500 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.500 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.625 INCHES |
| AAJD | THREAD CLASS | 3A |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 5 TYPE AND 2 GRADE |
| CQFM | HARDNESS RATING | 100.0 ROCKWELL B NOMINAL OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MATT | MATERIAL | STEEL OVERALL |
| AASA | THREAD LENGTH | 1.250 INCHES MINIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY THD LENGTH |
| AASK | HEAD STYLE | HEXAGON |
| CMLP | THREAD QUANTITY PER INCH | 11 |
| AASB | FASTENER LENGTH | 2.000 INCHES NOMINAL |
| CQBC | MINIMUM TENSILE STRENGTH | 64000 POUNDS PER SQUARE INCH |
| CBBL | FEATURES PROVIDED | UNFINISHED HEAD |
| AATB | WIDTH BETWEEN FLATS | 1.031 INCHES MINIMUM AND 1.062 INCHES MAXIMUM |