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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
99193 HONEYWELL INTERNATIONAL INC. DBA HON

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CSYM SURFACE FINISH 32.0 MICROINCHES THREADS
AASA THREAD LENGTH 0.740 INCHES MINIMUM AND 0.820 INCHES MAXIMUM
CSYM SURFACE FINISH 32.0 MICROINCHES GRIP
CQHQ MINIMUM YIELD STRENGTH 85000 POUNDS PER SQUARE INCH
AASU HEAD HEIGHT 0.260 INCHES NOMINAL
THSD THREAD SERIES DESIGNATOR UNJF
CSYM SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD
CQFM HARDNESS RATING 24.0 ROCKWELL C MINIMUM OVERALL AND 35.0 ROCKWELL C MAXIMUM OVERALL
CBBL FEATURES PROVIDED FINISHED HEAD
AAJD THREAD CLASS 3A
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
AATD EXTENDED WASHER THICKNESS 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
CQBC MINIMUM TENSILE STRENGTH 130000 POUNDS PER SQUARE INCH
AHYM NOMINAL THREAD DIAMETER 0.250 INCHES
CMLP THREAD QUANTITY PER INCH 28
ANEE GRIP LENGTH 1.440 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
AATB WIDTH BETWEEN FLATS 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
MATT MATERIAL IRON ALLOY 660 OVERALL
CRHC HOLE CONFIGURATION STYLE DOUBLE HEXAGON LONGITUDINAL HOLE
AASB FASTENER LENGTH 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM
AAUB HOLE DIAMETER 0.047 INCHES NOMINAL
ASXK HOLE QUANTITY 4
BQDM HOLE TYPE DRILLED
AATC EXTENDED WASHER DIAMETER 0.375 INCHES NOMINAL
AASK HEAD STYLE DOUBLE HEXAGON W/HOLE

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