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Part Number:
NSN:
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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

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CSYM SURFACE FINISH 32.0 MICROINCHES THREADS
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
AASU HEAD HEIGHT 0.375 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
MATT MATERIAL STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL
THSD THREAD SERIES DESIGNATOR UNJF
CSYM SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD
CQBC MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
AAJD THREAD CLASS 3A
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL
AASB FASTENER LENGTH 2.964 INCHES MINIMUM AND 2.994 INCHES MAXIMUM
ZZZK SPECIFICATION/STANDARD DATA 80205-NAS6612 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
AATB WIDTH BETWEEN FLATS 1.052 INCHES MINIMUM AND 1.065 INCHES MAXIMUM
AAWB SHANK UNTHREADED HOLE DIAMETER 0.141 INCHES MINIMUM FIRST HOLE AND 0.151 INCHES MAXIMUM FIRST HOLE
AAJF THREAD DIRECTION RIGHT-HAND
CQFM HARDNESS RATING 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
CRZS DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 2.727 INCHES NOMINAL FIRST HOLE
AAUR GRIP DIAMETER 0.7480 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM
ANEE GRIP LENGTH 1.928 INCHES MINIMUM AND 1.948 INCHES MAXIMUM
CMLP THREAD QUANTITY PER INCH 16
AASA THREAD LENGTH 1.016 INCHES MINIMUM AND 1.066 INCHES MAXIMUM
AHYM NOMINAL THREAD DIAMETER 0.750 INCHES
AASK HEAD STYLE DISHED HEXAGON
SFTT SURFACE TREATMENT CADMIUM OVERALL AND CHROMATE OVERALL

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