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 |
|---|---|
| F0086 | EADS SOCATA |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CQHQ | MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| AAJD | THREAD CLASS | 3A |
| AASU | HEAD HEIGHT | 0.300 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQFM | HARDNESS RATING | 248.0 BRINELL STANDARD MINIMUM OVERALL AND 341.0 BRINELL STANDARD MAXIMUM OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.526 INCHES MINIMUM AND 0.546 INCHES MAXIMUM |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| AASB | FASTENER LENGTH | 0.625 INCHES NOMINAL |
| AATC | EXTENDED WASHER DIAMETER | 0.438 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| ANEE | GRIP LENGTH | 0.079 INCHES MINIMUM AND 0.099 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |