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 |
| 81755 |
LOCKHEED MARTIN CORPORATION DBA LOCK |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| CQFM |
HARDNESS RATING |
55.0 ROCKWELL C MINIMUM OVERALL AND 58.0 ROCKWELL C MAXIMUM OVERALL |
| SFTT |
SURFACE TREATMENT |
NICKEL OVERALL AND CADMIUM OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AAJD |
THREAD CLASS |
3A |
| AAUR |
GRIP DIAMETER |
0.3733 INCHES MINIMUM AND 0.3742 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
300000 POUNDS PER SQUARE INCH |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
VASCO JET M-A FSCM 87665 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| AASU |
HEAD HEIGHT |
0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| ANEE |
GRIP LENGTH |
1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| AASA |
THREAD LENGTH |
0.310 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON |
| AATB |
WIDTH BETWEEN FLATS |
0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.903 INCHES MINIMUM AND 1.950 INCHES MAXIMUM |
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