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 |
| 76301 |
BOEING COMPANY THE DBA BOEING |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CQBC |
MINIMUM TENSILE STRENGTH |
28340 POUNDS PER SQUARE INCH |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AAJD |
THREAD CLASS |
3A |
| AASB |
FASTENER LENGTH |
1.830 INCHES NOMINAL |
| AASK |
HEAD STYLE |
SPLINE EXTENDED WASHER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATC |
EXTENDED WASHER DIAMETER |
0.812 INCHES NOMINAL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.437 INCHES |
| AAUB |
HOLE DIAMETER |
0.055 INCHES NOMINAL |
| MATT |
MATERIAL |
STEEL COMP XM-13 OVERALL |
| ANEE |
GRIP LENGTH |
1.125 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.393 INCHES NOMINAL |
| BQDM |
HOLE TYPE |
DRILLED |
| AAUR |
GRIP DIAMETER |
0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CRHC |
HOLE CONFIGURATION STYLE |
ROUND |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| AASA |
THREAD LENGTH |
0.705 INCHES NOMINAL |
| ASXK |
HOLE QUANTITY |
6 |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| AAZH |
HEAD MINOR DIAMETER |
0.500 INCHES NOMINAL |
| AATD |
EXTENDED WASHER THICKNESS |
0.063 INCHES NOMINAL |
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