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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
17446 HUCK INTERNATIONAL INC. DBA ALCOA FA

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CSYM SURFACE FINISH 32.0 MICROINCHES THREADS
CMLP THREAD QUANTITY PER INCH 24
CSYM SURFACE FINISH 32.0 MICROINCHES GRIP
AASU HEAD HEIGHT 0.327 INCHES MINIMUM AND 0.347 INCHES MAXIMUM
AAZH HEAD MINOR DIAMETER 0.448 INCHES MINIMUM AND 0.455 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNJF
CSYM SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD
AATD EXTENDED WASHER THICKNESS 0.044 INCHES MINIMUM AND 0.064 INCHES MAXIMUM
AASB FASTENER LENGTH 3.468 INCHES MINIMUM AND 3.498 INCHES MAXIMUM
AAJD THREAD CLASS 3A
AATC EXTENDED WASHER DIAMETER 0.691 INCHES MINIMUM AND 0.701 INCHES MAXIMUM
AASK HEAD STYLE SPLINE EXTENDED WASHER
AASA THREAD LENGTH 0.608 INCHES NOMINAL
AAJF THREAD DIRECTION RIGHT-HAND
AAUR GRIP DIAMETER 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
CQBC MINIMUM TENSILE STRENGTH 220000 POUNDS PER SQUARE INCH
ANEE GRIP LENGTH 2.865 INCHES MINIMUM AND 2.885 INCHES MAXIMUM
AHYM NOMINAL THREAD DIAMETER 0.375 INCHES
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATT MATERIAL NICKEL ALLOY 718 OVERALL
SFTT SURFACE TREATMENT PASSIVATE OVERALL

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