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 |
|---|---|
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CQHQ | MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH |
| CQHQ | MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJD | THREAD CLASS | 3A |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AASU | HEAD HEIGHT | 0.156 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| AASB | FASTENER LENGTH | 1.294 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CQBC | MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH |
| AASK | HEAD STYLE | HEXAGON |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.062 INCHES NOMINAL FIRST HOLE |
| AATB | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.544 INCHES MINIMUM |
| CBBL | FEATURES PROVIDED | UNFINISHED HEAD |
| ANEE | GRIP LENGTH | 0.750 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |