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 |
|---|---|---|
| AGAV | END ITEM IDENTIFICATION | B-1B AIRCRAFT |
| MATT | MATERIAL | STEEL COMP 321 OVERALL |
| AAJD | THREAD CLASS | 3A |
| AASB | FASTENER LENGTH | 3.281 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AASU | HEAD HEIGHT | 0.156 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ANEE | GRIP LENGTH | 2.812 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.436 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5645 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASK | HEAD STYLE | HEXAGON |
| AASA | THREAD LENGTH | 0.469 INCHES NOMINAL |