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 |
|---|---|
| 56878 | SPS TECHNOLOGIES LLC DBA AEROSPACE D |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 24 |
| AASU | HEAD HEIGHT | 0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| ANEE | GRIP LENGTH | 3.820 INCHES NOMINAL |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| AATD | EXTENDED WASHER THICKNESS | 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| AATC | EXTENDED WASHER DIAMETER | 0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.862 INCHES MINIMUM AND 0.892 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUB | HOLE DIAMETER | 0.062 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 4.682 INCHES MINIMUM AND 4.712 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| CRHC | HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| ASXK | HOLE QUANTITY | 4 |
| BQDM | HOLE TYPE | DRILLED |
| AATB | WIDTH BETWEEN FLATS | 0.368 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |