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 |
|---|---|
| 97947 | LISTER PETTER AMERICAS INCORPORATED |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CQFM | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM OVERALL AND 31.0 ROCKWELL C MAXIMUM OVERALL |
| CQFM | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM OVERALL AND 31.0 ROCKWELL C MAXIMUM OVERALL |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| AAJD | THREAD CLASS | 3A |
| MATT | MATERIAL | STEEL COMP 3140 OVERALL OR STEEL COMP 8637 OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.000 INCHES NOMINAL |
| AASK | HEAD STYLE | DEE CHAMFER |
| AASU | HEAD HEIGHT | 0.281 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| AASB | FASTENER LENGTH | 3.750 INCHES NOMINAL |
| ANEE | GRIP LENGTH | 2.750 INCHES NOMINAL |
| AASL | HEAD DIAMETER | 0.719 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |