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 |
---|---|---|
AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
AASU | HEAD HEIGHT | 0.109 INCHES NOMINAL |
THSD | THREAD SERIES DESIGNATOR | UNJF |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 11-P-416, TY II, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
AASA | THREAD LENGTH | 0.563 INCHES MINIMUM AND 0.687 INCHES MAXIMUM |
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AATB | WIDTH BETWEEN FLATS | 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
MATT | MATERIAL | STEEL OVERALL |
AASK | HEAD STYLE | HEXAGON |
AASB | FASTENER LENGTH | 0.672 INCHES MINIMUM AND 0.796 INCHES MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 32 |
SFTT | SURFACE TREATMENT | CADMIUM OVERALL |