Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , CLOSE TOLERANCE
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE UNTHREADED PORTION IS OF A SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS ONE INCH (25 MM) OR LESS IN DIAMETER. ITEMS OVER ONE INCH (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN-THOUSANDTHS (0.0015) OF AN INCH (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER, NOR IS IT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS HAVING CLOSE TOLERANCE, AND FABRICATED FROM MATERIAL HAVING 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH, SEE BOLT, SHEAR. FOR ITEMS FABRICATED FROM MATERIAL HAVING LESS THAN 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH AND NOT HAVING A CLOSE TOLERANCE, SEE BOLT, MACHINE.
CAGE Information
| Code |
Company |
| 80205 |
NATIONAL AEROSPACE STANDARDS COMMITT |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASB |
FASTENER LENGTH |
2.338 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
3A |
| AATB |
WIDTH BETWEEN FLATS |
0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| ASXK |
HOLE QUANTITY |
3 |
| AAUR |
GRIP DIAMETER |
0.189 INCHES NOMINAL |
| AASA |
THREAD LENGTH |
0.338 INCHES NOMINAL |
| CRHC |
HOLE CONFIGURATION STYLE |
HEXAGON CORNERS |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
TITANIUM ALLOY OVERALL |
| AAUB |
HOLE DIAMETER |
0.046 INCHES NOMINAL |
| BQDM |
HOLE TYPE |
DRILLED |
| AASU |
HEAD HEIGHT |
0.110 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| ANEE |
GRIP LENGTH |
2.000 INCHES NOMINAL |
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