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 |
|---|---|
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| MATT | MATERIAL | STEEL COMP 321 OVERALL OR STEEL COMP 347 OVERALL |
| AASB | FASTENER LENGTH | 9.515 INCHES MINIMUM AND 9.562 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 1.061 INCHES MINIMUM AND 1.140 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ANEE | GRIP LENGTH | 8.422 INCHES MINIMUM AND 8.454 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5645 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS5646 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| AATB | WIDTH BETWEEN FLATS | 1.053 INCHES MINIMUM AND 1.066 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.750 INCHES |
| AASU | HEAD HEIGHT | 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM |