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 |
|---|---|
| 06950 | ALCOA GLOBAL FASTENERS INC. DBA ALCO |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| SFTT | SURFACE TREATMENT | ALUMINUM OVERALL AND CHROMATE OVERALL |
| MATT | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| AAJD | THREAD CLASS | 3A |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASU | HEAD HEIGHT | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES GRIP |
| AASB | FASTENER LENGTH | 1.035 INCHES MINIMUM AND 1.065 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES THREADS |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488 TY2 CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| AASK | HEAD STYLE | HEXAGON |
| AATB | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM |
| ANEE | GRIP LENGTH | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |