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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
80205 NATIONAL AEROSPACE STANDARDS COMMITT

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
AATB WIDTH BETWEEN FLATS 0.741 INCHES MINIMUM AND 0.751 INCHES MAXIMUM
CBBL FEATURES PROVIDED FINISHED HEAD
AAJD THREAD CLASS 3A
AASB FASTENER LENGTH 2.139 INCHES MINIMUM AND 2.169 INCHES MAXIMUM
AHYM NOMINAL THREAD DIAMETER 0.500 INCHES
AAJF THREAD DIRECTION RIGHT-HAND
ANEE GRIP LENGTH 1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM
ZZZK SPECIFICATION/STANDARD DATA 80205-NAS1008 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
AASA THREAD LENGTH 0.812 INCHES MINIMUM AND 0.872 INCHES MAXIMUM
MATT MATERIAL IRON ALLOY 660 OVERALL
AASU HEAD HEIGHT 0.265 INCHES MINIMUM AND 0.297 INCHES MAXIMUM
THSD THREAD SERIES DESIGNATOR UNF
AASK HEAD STYLE HEXAGON
CQFM HARDNESS RATING 241.0 BRINELL HULTGREN MINIMUM OVERALL AND 341.0 BRINELL HULTGREN MAXIMUM OVERALL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 5737 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS 5732 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS 5733 ASSN STD 2ND MATERIAL RESPONSE OVERALL
CMLP THREAD QUANTITY PER INCH 20
SFTT SURFACE TREATMENT PASSIVATE OVERALL

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