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 |
|---|---|
| 24617 | GENERAL MOTORS CORP |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASA | THREAD LENGTH | 1.187 INCHES MINIMUM AND 1.312 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.875 INCHES |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A547 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| CMLP | THREAD QUANTITY PER INCH | 14 |
| AAUM | LOCKING FEATURE | DISTORTIONS BEARING SURFACE OF HEAD |
| AASB | FASTENER LENGTH | 1.375 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| AASK | HEAD STYLE | HEXAGON |
| CBBL | FEATURES PROVIDED | UNFINISHED HEAD |
| MATT | MATERIAL | STEEL COMP 4037 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 4340 OVERALL |
| AASU | HEAD HEIGHT | 0.500 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 1.106 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |