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 |
|---|---|
| 80204 | AMERICAN NATIONAL STANDARDS INSTITUT |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CQFM | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| AHYM | NOMINAL THREAD DIAMETER | 0.875 INCHES |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A193 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND B7 GRADE |
| CMLP | THREAD QUANTITY PER INCH | 9 |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AASB | FASTENER LENGTH | 2.860 INCHES MINIMUM AND 3.100 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 2A |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| AASA | THREAD LENGTH | 2.000 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | HEAVY HEX BOLT |
| AATB | WIDTH BETWEEN FLATS | 1.394 INCHES MINIMUM AND 1.438 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.531 INCHES MINIMUM AND 0.604 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 4142 OVERALL OR STEEL COMP 4145 OVERALL |