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 |
|---|---|
| 43999 | BOEING COMPANY THE DBA BOEING DIV DE |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| ANEE | GRIP LENGTH | 2.885 INCHES NOMINAL |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASU | HEAD HEIGHT | 0.258 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| AASB | FASTENER LENGTH | 3.294 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | B1B AIRCRAFT |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ZZZK | SPECIFICATION/STANDARD DATA | 81343-SAE AS3167 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AAUR | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES PRIMARY WASHER |
| AATD | EXTENDED WASHER THICKNESS | 0.040 INCHES NOMINAL |
| CSYM | SURFACE FINISH | 250.0 MICROINCHES POINT |
| AATB | WIDTH BETWEEN FLATS | 0.250 INCHES NOMINAL |
| AASA | THREAD LENGTH | 0.409 INCHES NOMINAL |
| AATC | EXTENDED WASHER DIAMETER | 0.375 INCHES NOMINAL |
| AASK | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |
| CMLP | THREAD QUANTITY PER INCH | 32 |