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Part Number

Part Number:
NSN:
NIIN:
Item Name:
BOLT , MACHINE

Definition:

AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION THROUGH HOLES IN ASSEMBLED PARTS AND NORMALLY INTENDED TO BE TIGHTENED OR RELEASED BY TORQUING A NUT. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF ONE NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. FOR ITEMS HAVING A GRIP LENGTH PORTION MACHINED TO A TOLERANCE OF 0.0015 INCH (0.038 MM) OR LESS, BOLT, SHEAR. SEE ALSO SCREW, CAP, HEXAGON HEAD AND SCREW, MACHINE.

CAGE Information

Code Company
77445 UNITED TECHNOLOGIES CORPORATION DBA

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AASA THREAD LENGTH 0.562 INCHES MINIMUM
AASA THREAD LENGTH 0.562 INCHES MINIMUM
MATT MATERIAL STEEL COMP 6150 OVERALL
CBBL FEATURES PROVIDED FINISHED HEAD
AAJD THREAD CLASS 3A
AATB WIDTH BETWEEN FLATS 0.438 INCHES NOMINAL
AHYM NOMINAL THREAD DIAMETER 0.250 INCHES
AAJF THREAD DIRECTION RIGHT-HAND
AAUB HOLE DIAMETER 0.062 INCHES NOMINAL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 6448 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
AASB FASTENER LENGTH 0.687 INCHES NOMINAL
AASU HEAD HEIGHT 0.188 INCHES NOMINAL
THSD THREAD SERIES DESIGNATOR UNC
AASK HEAD STYLE HEXAGON
CRHC HOLE CONFIGURATION STYLE HEXAGON LONGITUDINAL HOLE
BQDM HOLE TYPE DRILLED
CMLP THREAD QUANTITY PER INCH 20
ASXK HOLE QUANTITY 6
SFTT SURFACE TREATMENT CADMIUM OVERALL

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