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 |
|---|---|
| 41885 | HAYES WHEELS INTL INC AKRON OPNS |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AATB | WIDTH BETWEEN FLATS | 0.875 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.875 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| AASU | HEAD HEIGHT | 0.375 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CFSG | NONSTANDARD THREAD PITCH DIAMETER | +0.5224/+0.5254 INCHES |
| MATT | MATERIAL | STEEL OVERALL |
| AASB | FASTENER LENGTH | 1.219 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CQFM | HARDNESS RATING | 89.0 ROCKWELL B MINIMUM OVERALL |
| CQBC | MINIMUM TENSILE STRENGTH | 110000 POUNDS PER SQUARE INCH |
| AHYM | NOMINAL THREAD DIAMETER | 0.562 INCHES |
| AASK | HEAD STYLE | HEXAGON COUNTERSUNK |
| AASA | THREAD LENGTH | 0.938 INCHES MINIMUM |
| CRSQ | COUNTERSINK ANGLE | 89.5 DEGREES MINIMUM AND 90.5 DEGREES MAXIMUM |