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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
88044 AERONAUTICAL STANDARDS GROUP DEPT OF

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AASU HEAD HEIGHT 0.515 INCHES MINIMUM AND 0.547 INCHES MAXIMUM
AASU HEAD HEIGHT 0.515 INCHES MINIMUM AND 0.547 INCHES MAXIMUM
AASB FASTENER LENGTH 7.484 INCHES MINIMUM AND 7.531 INCHES MAXIMUM
AAJD THREAD CLASS 3A
ANEE GRIP LENGTH 6.109 INCHES MINIMUM AND 6.141 INCHES MAXIMUM
MATT MATERIAL STEEL COMP 4140 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4037 OVERALL
AAJF THREAD DIRECTION RIGHT-HAND
CMLP THREAD QUANTITY PER INCH 14
THSD THREAD SERIES DESIGNATOR UNF
CQBC MINIMUM TENSILE STRENGTH 125000 POUNDS PER SQUARE INCH
AASK HEAD STYLE HEXAGON
AASA THREAD LENGTH 1.359 INCHES MINIMUM AND 1.422 INCHES MAXIMUM
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OVERALL OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR AMS 6300 ASSN STD ALL MATERIAL RESPONSES OVERALL
AATB WIDTH BETWEEN FLATS 1.428 INCHES MINIMUM AND 1.441 INCHES MAXIMUM
AHYM NOMINAL THREAD DIAMETER 1.000 INCHES
CBBL FEATURES PROVIDED UNFINISHED HEAD
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CQFM HARDNESS RATING 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL
SFTT SURFACE TREATMENT CADMIUM OVERALL

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