Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , SHEAR
Definition:
A HIGH STRENGTH, 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH EXTERNALLY THREADED FASTENER DESIGNED FOR USE IN APPLICATIONS INVOLVING GREAT SHEAR STRESS. THE HEAD IS DESIGNED TO ACCOMMODATE AN EXTERNAL WRENCH OR DRIVER. 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. THE UNTHREADED PORTION IS OF SPECIFIC 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. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. SEE BOLT, MACHINE AND BOLT, CLEVIS.
CAGE Information
| Code |
Company |
| 80205 |
NATIONAL AEROSPACE STANDARDS COMMITT |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| CQFM |
HARDNESS RATING |
390.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASB |
FASTENER LENGTH |
0.619 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
3A |
| AATD |
EXTENDED WASHER THICKNESS |
0.091 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6382 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASU |
HEAD HEIGHT |
0.388 INCHES NOMINAL |
| CRHC |
HOLE CONFIGURATION STYLE |
DOUBLE HEXAGON LONGITUDINAL HOLE |
| AAUR |
GRIP DIAMETER |
0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.619 INCHES NOMINAL |
| AATC |
EXTENDED WASHER DIAMETER |
0.644 INCHES NOMINAL |
| AAUB |
HOLE DIAMETER |
0.055 INCHES NOMINAL |
| ASXK |
HOLE QUANTITY |
4 |
| AATB |
WIDTH BETWEEN FLATS |
0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL |
| BQDM |
HOLE TYPE |
DRILLED |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| CQBC |
MINIMUM TENSILE STRENGTH |
17100 POUNDS PER SQUARE INCH |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON EXTENDED WASHER |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| ANEE |
GRIP LENGTH |
2.000 INCHES NOMINAL |
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