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 |
|---|---|
| 78286 | SIKORSKY AIRCRAFT CORPORATION |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5673 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SS8435 MFR REF SINGLE TREATMENT RESPONSE FASTENER |
| AAJD | THREAD CLASS | 3A |
| AATB | WIDTH BETWEEN FLATS | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM FASTENER AND 38.0 ROCKWELL C MAXIMUM FASTENER |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 4.388 INCHES NOMINAL |
| AASA | THREAD LENGTH | 0.675 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| AASK | HEAD STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.750 INCHES |
| SFTT | SURFACE TREATMENT | PASSIVATE FASTENER |
| ANEE | GRIP LENGTH | 3.375 INCHES NOMINAL |
| AAUM | LOCKING FEATURE | DETENT BALL GRIP |
| AASU | HEAD HEIGHT | 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM |