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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
73197 HI-SHEAR CORPORATION

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AATD EXTENDED WASHER THICKNESS 0.212 INCHES MINIMUM AND 0.232 INCHES MAXIMUM
AASB FASTENER LENGTH 3.611 INCHES MINIMUM AND 3.641 INCHES MAXIMUM
CRZS DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 3.222 INCHES MINIMUM FIRST HOLE AND 3.262 INCHES MAXIMUM FIRST HOLE
AAUR GRIP DIAMETER 0.9990 INCHES MINIMUM AND 0.9995 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNJF
AATC EXTENDED WASHER DIAMETER 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM
AAJD THREAD CLASS 3A
AAWB SHANK UNTHREADED HOLE DIAMETER 0.141 INCHES MINIMUM FIRST HOLE AND 0.146 INCHES MAXIMUM FIRST HOLE
AASU HEAD HEIGHT 0.913 INCHES MINIMUM AND 0.933 INCHES MAXIMUM
ANEE GRIP LENGTH 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
CQBC MINIMUM TENSILE STRENGTH 220000 POUNDS PER SQUARE INCH
AASA THREAD LENGTH 1.476 INCHES MINIMUM AND 1.526 INCHES MAXIMUM
MATT MATERIAL STEEL COMP XM-13 OVERALL
CMLP THREAD QUANTITY PER INCH 12
AHYM NOMINAL THREAD DIAMETER 1.000 INCHES
AATB WIDTH BETWEEN FLATS 1.064 INCHES NOMINAL
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SFTT SURFACE TREATMENT PASSIVATE OVERALL
AASK HEAD STYLE DOUBLE HEXAGON W/HOLE

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